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Individual Stars

RT And Ekmekci, F., Ak, H. 2001, IBVS 5174. (1af)

RX And Sion, E.M. et. al (6 authors) 2001, ApJ 555, 834. (1bu) 34,000K WD detected.

UU And Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.

DX And Kato, T., Uemura, M. 2001, IBVS 5098. (1a) Outburst photometry.

FS And Kato, T., Uemura, M. 2001, IBVS 5158. (1a) Outburst characteristics.

IZ And Kato, T. 2001, IBVS 5102. (1a) Outburst photometry of dwarf nova.

LL And Howell, S.B., Ciardi, D.R. 2001, ApJ 550, L57. (1bi, 2b) Discovery of a brown dwarf-like secondary.

QR And Hutchings, J.B. et al. (5 authors) 2001, AJ 122, 1572. (1abu) Far ultraviolet spectral changes through cycle.

McGrath, T.K. et al. (5 authors) 2001, AJ 122, 1578. (1abo, 2a)

Simon, V. et al. (4 authors) 2001, IBVS 5131. (1a) Optical monitoring of X-ray source.

AE Aqr Ikhsanov, N.R. 2001, A&A 374, 1030. (2eg, 5) Pulsations not explained by accretion.

Ikhsanov, N.R., Beskrovnaya, N.G. 2001, AG Abstr. Ser. 18, 186. (5) Pulsar-like behaviour of spin-powered, strongly magnetized WD.

HU Aqr Harrop-Allin, M.K., Potter, S.B., Cropper, M. 2001, MNRAS 326, 788. (1ad, 2eg) Indirect imaging of the accretion stream.

Schwope, A.D. et al. (4 authors) 2001, A&A 375, 419. (1aox, 2eg) The soft X-ray eclipses of CV.

Vrielmann, S., Schwope, A.D. 2001, MNRAS 322, 269. (1ab, 2eg) A new accretion stream mapping algorithm.

KX Aql Tappert, C., Mennickent, R.E. 2001, IBVS 5001. (1b) First spectroscopy of dwarf nova.

CI Aql 2001, IAU Circ. 7621. (1a) Eclipsing recurrent nova.

2001, IAU Circ. 7687. (1a) Nova faded back.

Hachisu, I., Kato, M. 2001, ApJ 553, L161. (2b) Prediction of turnoff time.

V725 Aql Umemura, M. et. al. (5 authors) 2001, PASJ 53, 539. (1a) A period analysis of superhamps.

V802 Aql Van Cauteren, P., Wils, P. 2001, IBVS 5057. (1af, 2c, 3b) New W UMa-type EB.

V1333 Aql 2001, IAU Circ. 7646. (1a) Outburst.

(Aql X-1) 2001, IAU Circ. 7671. (1a) Unusual outburst.

Qu, J.-L., Yu, W.-F., Li, T.-P. 2000, Acta Astron. Sinica 20, 59. (1x) QPO and X-ray spectrum.

Revnivtsev, M. et al. (4 authors) 2001, A&A 372, 138. (1x, 2eg) Quasi-periodic variations.

V1343 Aql Hirai, Y., Fukue, J. 2001, PASJ 53, 679. (2g) Calculations of

(SS 433) eclipsing and precessional light curves.

V1494 Aql 2001, IAU Circ. 7665. (1a) Disc eclipse by companion.

2001, IAU Circ. 7674. (1c) Strengthening coronal phase.

Krautter, J. et al. (15 authors) 2001, AG Abstr. Ser. 18, 5. (1x) X-ray burst and pulsations of WD during nova outburst.

V1542 Aql Quester, W., Bernhard, K. 2001, IBVS 5161. (1af, 2c, 3b) New W UMa-type EB.

V1548 Aql 2001, IAU Circ. 7627. (1p, 3b) Discovery of Nova.

2001, IAU Circ. 7628. (1b)

2001, IAU Circ. 7632. (1a)

2001, IAU Circ. 7633. (1a)

2001, IAU Circ. 7639. (3b) Designation.

2001, IAU Circ. 7673. (1b) No evidence of dust.

Kato, T., Takamizawa, K. 2001, IBVS 5100. (1a) Slow nova of V723 Cas-type.

BF Ara Kato, T. et al. (5 authors) 2001, IBVS 5119. (1av, 2c) Detection of supercycle.

V824 Ara Dempsey, R.C., Neff, J.E., Lim, J. 2001, AJ 122, 332. (1abour, 2e) Simultaneous multi-wavelength atmosphere study.

UX Ari Duemmler, R., Aarum, V. 2001, A&A 370, 974. (1b, 2abc) RS CVn star in triple system.

Franciosini, E., Pallavicini, R., Tagliaferri, G. 2001, A&A 375, 196. (1x, 2e) Flare from RS CVn star.

$\alpha$ Aur Mewe, R. et al. (6 authors) 2001, A&A 368, 888. (1bx, 2ef) CHANDRA-LETGS X-ray observations.

Strassmeier, K.G., Reegen, P., Granzer, T. 2001, Astron. Nachr. 322, 115. (1aco, 2c) H $\alpha$ and H $\beta$ photometry reveals rotation periods of RS CVn binary components - primary in asynchronous, secondary in synchronous rotation.

$\epsilon$ Aur Strassmeier, K.G., Reegen, P., Granzer, T. 2001, Astron. Nachr. 322, 115. (1aco, 2c) H $\alpha$ and H $\beta$ photometry reveals rotation periods of RS CVn binary components.

Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)

$\zeta$ Aur Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)

RW Aur A Petrov, P.P. et al. (8 authors) 2001, A&A 369, 993. (1ab, 2eg) Single or binary T Tau star?

SS Aur Lake, J., Sion, E. 2001, AJ 122, 1632. (1bu, 2eg)

TT Aur Özdemir, S. et al. (8 authors) 2001, Publ. Astron. Soc. Australia 18, 151. (1a, 2bc) Light-curve solutions and a period analysis showing the existence of a third body.

KR Aur Antov, A.P., Bachev, R.S., Boeva, S.S. 2001, AG Abstr. Ser. 18, 114. (1ao) BVRI observations of CV during minimum state.

V405 Aur Shakhovskoy, N.M., Andronov, I.L., Kolesnikov, S.V. 2001, AG Abstr.

(RX J0558+5353) Ser. 18, 143. (1ado, 2g) UBVRI photometric and polarimetric monitoring of IP.

CR Boo Kato, T. et al. (9 authors) 2001, IBVS 5120. (1av, 2c) The second supercycle.

Z Cam Kato, T. 2001, IBVS 5093. (1av) Oscilation during a standstill.

SV Cam Albayrak, B. et al. (5 authors) 2001, A&A 376, 158. (1a, 2abce) Light and period study of RS CVn system.

Ekmekci, F., Ak, H. 2001, IBVS 5174. (1af)

BZ Cam Kato, T., Uemura, M. 2001, IBVS 5077. (1a) Photometric periodicity of CV.

CI Cam Kato, T., Uemura, M. 2001, IBVS 5081. (1a) Photometry during quiescence in 1999.

FT Cam Kato, T., Uemura, M., Yamaoka, H. 2001, IBVS 5082. (1ae) Outburts photometry and proper motion.

YZ Cnc Kato, T. 2001, IBVS 5104. (1a) Development of late superhumps.

AT Cnc Kato, T. et al. (10 authors) 2001, IBVS 5099. (1a) Unusual slow fading of standstill.

EG Cnc Osaki, Y., Meyer, F., Meyer-Hofmeister, E. 2001, A&A 370, 488. (5) Modelling of dwarf nova.

ZZ CMi Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)

RS CVn Rodono, M., Lanza, A.F., Becciani, U. 2001, A&A 371, 174. (2ae, 5) Determination of light curve parameters.

AM CVn Nelemans, G., Steeghs, D., Groot, P.J. 2001, MNRAS 326, 621. (1b, 2acg) Spectroscopic evidence for the binary nature.

BO CVn Albayrak, B., Müyesseroglu, Z., Özdemir, S. 2001, Astron. Nachr. 322, 125. (1afo, 2ac) BV LCs of A-type W UMa system solved.

$\eta$ Car Feast, M., Whitelock, P., Marang, F. 2001, MNRAS 322, 741. (1abi, 2ceg) A binary model based on spectroscopic and photometric observations.

V392 Car Debernardi, Y., North, P. 2001, A&A 374, 204. (1ab, 2abce) Parameters of CP EB.

RZ Cas Ohshima, O. et al. (9 authors) 2001, AJ 122, 418. (1a) Short-period light variations in and out of eclipse.

BH Cas Zola S. et al. (4 authors) 2001, A&A 374, 164. (1a, 2abc, 3d) Photometric study of contact system.

DK Cas Kato, T., Uemura, M. 2001, IBVS 5070. (1a) Outburst photometry.

V523 Cas Samec R.G. et al. (5 authors) 2001, IBVS 5175. (2c) Period study of EB: a triple system?

V608 Cas Blättler, E., Diethelm, R. 2001, IBVS 5151. (1af, 2c) W UMa-type EB.

V615 Cas Apparao, K.M.V. 2001, Bull. Astron. Soc. India 28, 271. (5) Calculation

(LSI +61 $^{\circ}$ 303) of hard X-ray flux by inverse Compton scattering.

Apparao, K.M.V. 2001, A&A 371, 672. (1x, 2eg) On the 1584 day period in Be binary.

Greiner, J. Rau, A. 2001, A&A 375, 145. (1x, 5) The X-ray spectrum of Be CB.

Liu, Q.-Z., Hang, H.-R., Zhu, Z.-X. 1999. Chinese J. Space Sci., 19, 1. (1b) H emission lines.

Massi, M. et al. (5 authors) 2001, A&A 376, 217. (1r, 2e) One-sided jet in HMXB.

V635 Cas Negueruela, I., Okazaki, A.T. 2001, A&A 369, 108. (1ab, 2e, 5) Model for a Be/X-ray transient.

Negueruela, I. et al. (6 authors) 2001, A&A 369, 117. (1abio, 2e, 5) Outburst mechanisms.

V709 Cas Bonnet-Bidaud, J.M. et al. (5 authors) 2001, A&A 374, 1003. (1b, 2ce) The WD flux in a CV.

$\alpha$ Cen Barbieri, M., Marzari, F. 2001, AG Abstr. Ser. 18, 153. (5) On possible planet formation in a CB.

V436 Cen Nadalin, I., Sion, E. 2001, PASP 113, 829. (1bu, 2eg)

V803 Cen Kato, T. et al. (5 authors) 2001, IBVS 5091. (1a, 2c) Standstill of the Helium ER UMa star.

V888 Cen Tse, J.Y. et al. (8 authors) 2001, MNRAS 324, 553. (1ab, 2abe) Photometric and spectroscopic study.

VV Cep Pollmann, E. 2001, IBVS 5173. (1b) Observations of H $\alpha$ emission.

Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)

CW Cep Soydugan, F. et al. (8 authors) 2001, IBVS 5154. (1af) BVR photometry.

FX Cep Kato, T., Nogami, D., Baba, H. 2001, IBVS 5103. (1a) Outburst photometry of dwarf nova.

V397 Cep Bulut, I. et al. (14 authors) 2001, IBVS 5129. (1af, 2d) The first ground-based photometry of EB.

TV Cet Wolf, M., Diethelm, R., Hornoch, K. 2001, A&A 374, 243. (1a, 2acd) Apsidal motion in EB.

WX Cet Kato, T. et al. (5 authors) 2001, PASJ 53, 893. (1a) Superoutburst observations.

Rogoziecki, P., Schwarzenberg-Czerny, A. 2001, MNRAS 323, 850. (1a, 2abc) Photometric study.

RX Cha Kato, T. et al. (5 authors) 2001, IBVS 5117. (1a, 2c, 3b) New long-period SU UMa-type dwarf nova.

AL Com 2001, IAU Circ. 7629. (1v) CV in outburst.

AQ Com Csizmadia, Sz., Borkovits, T. 2001, IBVS 5095. (1af, 2c) Improved ephemeris.

YY CrB Erdem, A. et al. (8 authors) 2001, IBVS 5152. (1a, 2c) UBV photometry of active star.

Q Cyg Nogami, D., et al. (4 authors) 2001, IBVS 5139. (1a) Deep dip during an outburst.

BF Cyg Fekel, F.C. et al. (4 authors) 2001, AJ 121, 2219. (1bi, 2a) Infrared spectroscopy of symbiotic stars.

CH Cyg Crocker, M.M. et al. (7 authors) 2001, MNRAS 326, 781. (1r, 2e) Non-thermal bipolar jets.

CI Cyg Mikolajewska, J., Ivison, R.J. 2001, MNRAS 324, 1023. (1r, 2abef) A test of popular models for symbiotic stars.

V367 Cyg Zola, S., Ogloza, W. 2001, A&A 368, 932. (1a, 2abg) Accretion disk in EB.

V388 Cyg Kang, Y.W. et al. 2001, MNRAS 325, 707. (1ao, 2abc) CCD observations and light curve analysis.

V444 Cyg Antokhin, I.I., Cherepashchuk, A.M. 2001, AZh 78, 432. (1a, 2b)

V630 Cyg Nogami, D. et al. (4 authors) 2001, IBVS 5157. (1a) Outburst photometry of SU UMa-type dwarf nova.

V1113 Cyg Kato, T. 2001, IBVS 5110. (1av) Lenght of cycle.

V1143 Cyg Dariush, A., Afroozeh, A., Riazi, N. 2001, IBVS 5136. (1af)

V1329 Cyg Chochol, D., Wilson, R.E. 2001, MNRAS 326, 437. (1a, 2abce) Variation mechanisms.

Fekel, F.C. et al. (4 authors) 2001, AJ 121, 2219. (1bi, 2a) Infrared spectroscopy of symbiotic stars.

V1357 Cyg (see Cyg X-1)

V2154 Cyg Rodriguez, E. et al. (4 authors) 2001, A&A 372, 588. (1a, 2ac) Light curves of EB.

V2176 Cyg Novák, R. et al. (4 authors) 2001, IBVS 5108. (1a) Superoutburst photometry of CV in 1997.

V2274 Cyg 2001, IAU Circ. 7666. (1p, 3b) Discovery of Nova.

2001, IAU Circ. 7668. (1a, 3b) Designation, pre-discovery magnitude.

2001, IAU Circ. 7677. (1a) Early emission stage.

V2275 Cyg 2001, IAU Circ. 7686. (1bp, 3b) Discovery of Nova.

2001, IAU Circ. 7687. (1ap)

2001, IAU Circ. 7688. (1v) Position.

2001, IAU Circ. 7691. (1v, 1a, 3b) Designation.

2001, IAU Circ. 7712. (1a)

CM Del Lyons, K. et al. (5 authors) 2001, AJ 122, 327. (1cu, 2ef)

IS Del Kato, T. 2001, IBVS 5092. (1a) Outburst photometry.

MR Del Soydugan, F. et al. (15 authors) 2001, IBVS 5153. (1a, 2c) First photometric observations.

AG Dor Washuettl, A., Strassmeier, K.G. 2001, A&A 370, 218. (1b, 2abce) RVs, orbit and Doppler image.

TW Dra Kusakin, A.V., Mkrtichian, D.E., Gamarova, A.Yu. 2001, IBVS 5106. (1a, 2e) Discovery of pulsations.

CG Dra Kato, T., Nogami, D. 2001, IBVS 5124. (1a) Outburst photometry.

EX Dra Baptista, R., Catalan, M.S. 2001, MNRAS 324, 599. (1a, 2eg) Structure and evolution of the accretion disc.

GM Dra Cicek, C. et al. (8 authors) 2001, IBVS 5144. (1af, 2c) First ground-based photometric observations.

AH Eri Kato, T., Nogami, D. 2001, IBVS 5105. (1a) Outburst photometry of dwarf nova.

AQ Eri Kato, T. 2001, IBVS 5107. (1a) Superoutburst photometry of SU UMa-type dwarf nova.

CP Eri Group, P.J. et al. (4 authors) 2001, ApJ 558, L127. (1bo, 2b) Quiescent spectrum of AM CVn star.

EF Eri Howell, S.B., Ciardi, D.R. 2001, ApJ 550, L57. (1bi, 2b) Discovery of a brown dwarf-like secondary.

EI Eri Washuettl, A., Strassmeier, K., Foing, B. 2001, AG Abstr. Ser. 18, 160. (1bo) Doppler imaging multi-site observations of chromospherically active binary star.

UX For Washuettl, A., Strassmeier, K.G. 2001, A&A 370, 218. (1b, 2abce) RVs and orbit.

UZ For Perryman, M.A.C. et al. (7 authors) 2001, MNRAS 324, 899. (1ao, 2bceg) High-speed energy-resolved STJ photometry.

$\gamma$ Gem Egorova, I.A. et al. (8 authors) 2001, AG Abstr. Ser. 18, 170. (1bo, 2f) Metal abundances of spectroscopic binary.

$\sigma$ Gem Kovari, Zs. et al. (6 authors) 2001, A&A 373, 199. (1ab, 2ace) Doppler imaging of active binary.

U Gem Groot, P.J. 2001, ApJ 551, L89. (1bv, 2g) Spiral shocks in the AD during outburst.

Smak, J.I. 2001, Acta Astronomica 51, 279. (2ab) Rediscussion of system parameters.

SV Gem Guilbault, P.R., Lloyd, Ch., Paschke, A. 2001, IBVS 5090. (1ap) Non-eclipsing binary.

UV Gem Kato, T., Uemura, M. 2001, IBVS 5158. (1a) Outburst photometry.

WY Gem Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)

IR Gem Kato, T. 2001, IBVS 5122. (1a, 2c) Observation of superhumps.

AH Her Lyons, K. et al. (5 authors) 2001, AJ 122, 327. (1cu, 2ef)

Spogli, C. et al. (4 authors) 2001, IBVS 5147. (1a) BVRI observations of dwarf nova in outburst.

AK Her Li, L., Zhang, F., Han, Z. 2001, A&A 368, 595. (2c) Period variations.

Varricatt, W.P., Ashok, N.M. 2001, IBVS 5143. (1af, 2a)

AM Her Burwitz, V., Reinsch, K., Barwig, H. 2001, AG Abstr. Ser. 18, 231. (1abox) CHANDRA LETGS high-resolution X-ray spectroscopy.

DePasquale, J., Sion, E.M. 2001, ApJ 557, 978. (5) Chemical abundances of the accreting magnetic WD.

Gaensicke, B.T. et al. (4 authors) 2001, A&A 372, 557. (1a, 2eg) Model for high state light curve.

DI Her Dariush, A., Afroozeh, A., Riazi, N. 2001, IBVS 5136. (1af)

HZ Her (see Her X-1)

WW Hor Ramsay, G. et al. (7 authors)2001, MNRAS 326, L27. (1bx, 2beg) XMM-Newton observations.

EX Hya Walker, W.S.G., Allen, W.H. 2000, Southern Stars 39, 29. (1a, 2c) Eclipse and spin timings.

RT Lac Ibanoglu, C. et al. (5 authors) 2001, A&A 371, 626. (1a, 2ce) Period changes of active binary.

SS Lac Torres, G. 2001, AJ 121, 2226. (2ac) Analysis of eclipse depths to derive nodal variation period.

AR Lac Trigilio, C. et al. (7 authors) 2001, A&A 373, 181. (1r, 2e) The radio corona of RS CVn system.

T Leo Szkody, P. et al. (4 authors) 2001, AJ 121, 2761. (1box, 2g)

X Leo Henry, C.K., Sion, E.M. 2001, PASP 113, 970. (1bu, 2eg)

RZ Leo Ishioka, R. et al. (18 authors) 2001, PASJ 53, 905. (1a) Superoutburst observations and the existence of two-types of superhumps.

Mennickent, R.E., Tappert, C. 2001, A&A 372, 563. (1bc, 2c) On the orbital period of CV.

DP Leo Ramsay, G. et al. (7 authors)2001, MNRAS 326, L27. (1bx, 2beg) XMM-Newton observations.

SX LMi Kato, T. 2001, IBVS 5071. (1a) On the supercycle.

$\delta$ Lib Worek, T.F. 2001, PASP 113, 964. (1b, 2a) Orbit of third component (table format corrected in PASP 113, 1157, 2001).

BI Lyn Jeffery, C.S., Cuadrado, A. 2001, AG Abstr. Ser. 18, 187. (1bo)

(PG 0900+400) sdB + G-type giant system.

V363 Lyr Kato, T. et al. (4 authors) 2001, IBVS 5118. (1a, 2c) Outburst cycle.

BO Mon Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.

BZ Mon Zakirov, M.M. 2001, Pis.AZh 27, 632. (1a, 2ab)

V396 Mon Yang, Y., Liu, Q. 2001, AJ 122, 425. (1a, 2a)

V505 Mon Mayer, P. et al. (7 authors) 2001, A&A 375, 434. (1abou, 2eg) Early-type EB with a disk.

V578 Mon Pavlovski, K., Hensberge, H., Ilijic, S. 2001, AG Abstr. Ser. 18, 170. (1bo, 2f) Analysis of eclipsing SB2 system (member of Rosetta nebula cluster NGC 2244) yields accurate element abundances.

V651 Mon Kato, T., Nogami, D., Baba, H. 2001, PASJ 53, 901. (1a) Fading of the binary central star of a planetary nebula.

GU Mus Gelino, D.M., Harrison, T.E., McNamara, B.J. 2001, AJ 122, 971. (1ai, 2ab) Mass of BH determined.

V451 Oph Wolf, M., Diethelm, R., Hornoch, K. 2001, A&A 374, 243. (1a, 2acd) Apsidal motion in EB.

V577 Oph Zhou, A. 2001, IBVS 5087. (1a, 2c) Pulsation stability of EB.

V2051 Oph Kato, T. et al. (6 authors) 2001, IBVS 5159. (1av) Supercycle of eclipsing dwarf nova.

Steeghs, D. et al. (5 authors) 2001, MNRAS 323, 484. (1bo, 2acg) Continuum and emission-line oscillations.

BM Ori Vitrichenko, E.A., Klochkova, V.G. 2001, Pis.AZh 27, 381. (1bc, 2be)

CZ Ori Sogli, C. et al. (4 authors) 2001, IBVS 5094. (1a) BVRI photometry of dwarf nova in outburst.

EQ Ori Zakirov, M.M. 2001, Pis.AZh 27, 442. (1a, 2abc)

V1016 Ori Vitrichenko, E.A., Plachinda, S.I. 2001, Pis.AZh 27, 682. (1bc, 2b)

V1159 Ori Kato, T. 2001, PASJ 53, L17. (1a) A variation of the supercycle.

V1309 Ori Staude, A., Schwope, A.D., Schwarz, R. 2001, A&A 374, 588. (1ab, 2abceg) System parameters of CV EB.

KZ Pav Budding, E., Marsden, S.C., Slee, O.B. 2001, Publ. Astron. Soc. Australia 18, 140. (1ar, 2a) Weak radio emission.

AG Peg Kenyon, S.J., Proga, D., Keyes, C.D. 2001, AJ 122, 349. (1bou, 2e)

IP Peg Khruzina, T.S. et al. (5 authors) 2001, AZh 78, 625. (5)

LS Peg Szkody, P. et al. (4 authors) 2001, AJ 121, 2761. (1box, 2g)

V369 Peg Kato, T., Uemura, M. 2001, IBVS 5078. (1a, 2c) SU UMa-type dwarf nova.

$\phi$ Per Hummel, W., Stefl, S. 2001, A&A 368, 471. (5) Modeling of Be shell star.

6 Per Scarfe, C.D. 2001, JRASC 95, 155. (2a, 7a)

Z Per Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.

KW Per Galis, R., Hric, L., Niarchos, P. 2001, A&A 373, 950. (1a, 2ace) A near-contact system?

72 Psc Griffin, R.F. 2001, Observatory 121, 162. (1b,2a) F-type SB2.

Y Psc Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.

TY Psc Kunjaya, C. et al. (6 authors) 2001, IBVS 5128. (1a, 2c) Superhump in November 2000.

TY Psc Nadalin, I., Sion, E. 2001, PASP 113, 829. (1bu, 2eg)

AS Psc Kato, T., Uemura, M. 2001, IBVS 5158. (1a) Outburst characteristics.

BK Psc Montes, D. et al. (5 authors) 2001, AG Abstr. Ser. 18, 178. (1bo, 2ab)

(2RE J0039+103) Chromospherically active K-type binary.

V445 Pup 2001, IAU Circ. 7602. (1av) Variability in UV.

2001, IAU Circ. 7620. (1a) Fading Nova-like variable.

2001, IAU Circ. 7717. (1br) Radio point source, P-Cyg profiles.

V Sge Smak, J.I., Belczynski, K., Zola, S. 2001, Acta Astronomica 51, 117. (1ab, 2abg)

WZ Sge 2001, IAU Circ. 7669. (1av) New outburst.

2001, IAU Circ. 7670. (1a)

2001, IAU Circ. 7672. (1ab) Highly structured shell.

2001, IAU Circ. 7675. (1b) Spiral waves in disc.

2001, IAU Circ. 7677. (1x) Multi-temperature thermal plasma.

2001, IAU Circ. 7678. (1ab) Superhumps.

2001, IAU Circ. 7680. (1b) Superhump evolution.

$\upsilon$ Sgr Leushin, V.V. 2001, Pis.AZh 27, 746. (1bc, 2e)

V902 Sgr Samec, R.G., Corbin, S.F. 2001, IBVS 5145. (1af, 2c, 3d) Extreme mass ratio dwarf binary.

V4633 Sgr Ashok, N.M., Chandrasekhar, T. 2001, Bull. Astron. Soc. India 28, 265.

(Nova 1998) (1bi) Near IR spectra.

V4641 Sgr Fender, R.P., Kuulkers, E. 2001, MNRAS 324, 923. (1rx, 2eg)

(SAX J1819.3-2525) Correlation between X-ray and radio emission.

Goranskij, V.P. 2001, IBVS 5068. (1a, 2c) Orbital V-light curve.

Orosz, J.A. et al. (9 authors) 2001, ApJ 555, 489. (1ab, 2ab) Stellar black hole detected in X-ray transient, superluminal source.

V4643 Sgr 2001, IAU Circ. 7599. (1bv) Nova classified as Ne/H.

2001, IAU Circ. 7694. (1b) Coronal phase.

Bruch, A. 2001, IBVS 5138. (1ab, 2e)

V4739 Sgr 2001, IAU Circ. 7692. (1av, 3b) Discovery of Nova.

2001, IAU Circ. 7695. (1a, 3b) Designation.

2001, IAU Circ. 7696. (1b) Typical He/N Nova.

2001, IAU Circ. 7698. (1a)

2001, IAU Circ. 7702. (1a)

Livingston, C.M. et al. (4 authors) 2001, IBVS 5172. (1a)

V4740 Sgr 2001, IAU Circ. 7706. (1v, 3b) Discovery of Nova.

2001, IAU Circ. 7708. (1abv, 3b) Designation.

$\kappa$ Sco Uytterhoeven, K. et al. (10 authors) 2001, A&A 371, 1035. (1b, 2ace) Line-profile variations of pulsating binary.

V453 Sco Josephs, T.S. et al. (6 authors) 2001, PASP 113, 957. (1bc, 2ad)

V1178 Sco 2001, IAU Circ. 7647. (1bp, 3b) Discovery of Nova-like variable.

2001, IAU Circ. 7650. (1a, 3b) Designation.

2001, IAU Circ. 7651. (1b)

2001, IAU Circ. 7655. (1a)

2001, IAU Circ. 7679. (1c) IR spectrophotometry.

2001, IAU Circ. 7699. (1c) IR spectrophotometry.

Kato, T., Mitsugu, F. 2001, IBVS 5150. (1abv) Nova with early stage oscillations.

RY Sct Djurasevic, G. et al. (4 authors) 2001, A&A 374, 638. (1a, 2abe) Photometric study of massive binary.

UZ Ser Lake, J., Sion, E. 2001, AJ 122, 1632. (1bu, 2eg)

V343 Ser Fekel, F.C. et al. (4 authors) 2001, AJ 121, 2219. (1bi, 2a) Infrared spectroscopy of symbiotic stars.

UZ Tau Kato, T., Nogami, D., Baba, H. 2001, IBVS 5121. (1a, 2g)

DF Tau Lamzin, S.A. et al. (4 authors) 2001, A&A 372, 922. (2eg) Historical light curve of a T Tau star.

V471 Tau Bond, H.E. et al. (4 authors) 2001, AG Abstr. Ser. 18, 79. (1bu) UV HST GHRS observations of magnetically active dK star.

Bond, H.E., O'Brien, M.S., Sion, E.M. 2001, AG Abstr. Ser. 18, 95. (1bu, 2b) Accurate absolute dimensions.

V833 Tau Olah, K. et al. (4 authors) 2001, A&A 372, 119. (1a, 2e) Time-series photometric spot modeling.

QS Tel Rosen, S.R. et al. (9 authors) 2001, MNRAS 322, 631. (1abdoux, 2abeg) Multiwavelength monitoring.

UW Tri Kato, T. et al. (4 authors) 2001, IBVS 5116. (1a, 2c) Possible WZ Sge-type dwarf nova.

EK TrA Gansicke, B.T. et al. (7 authors) 2001, A&A 374, 656. (1abou, 2eg) Flickering in dwarf nova.

SW UMa Burleigh, M.R. et al. (6 authors) 2001, MNRAS 325, 1458. (1ou, 2aceg) Superoutbursts in EUV.

TX UMa Komzík, R. et al. (5 authors) 2001, IBVS 5155. (1af, 2c) Detection of secondary minima.

TY UMa Stoddard, M.L., et al. (4 authors) 2001, IBVS 5169. (1af, 2c, 3d) 1999 observations of the solar type EB.

UY UMa Yang, Y. Liu, Q., Leung, K.-C. 2001, A&A 370, 507. (1a, 2ace) A W UMa system with small mass ratio.

VV UMa Arevalo, M.J. et al. (4 authors) 2001, IBVS 5160. (1a, 2a, 3d) BVR photometry of the short-period EB.

Lázaro, C. et al. (5 authors) 2001, MNRAS 325, 617. (1ao, 2abce) A model based on uvby $\beta$ photometry.

XY UMa Pribulla, T. et al. (7 authors) 2001, A&A 371, 997. (1ab, 2abc, 3d) Study of an active EB.

AR UMa Gansicke, B.T. et. al (4 authors) 2001, ApJ 555, 380. (1bu) Phase resolved spectroscopy of polar.

DV UMa Nogami, D. et al. (6 authors) 2001, MNRAS 322, 793. (1a, 2acg) Revised orbital period and detection of superhumps.

IY UMa Kato, T. et al. (6 authors) 2001, IBVS 5159. (1av) Supercycle of eclipsing dwarf nova.

Rolfe, D.J., Haswell, C.A., Patterson, J. 2001, MNRAS 324, 529. (1ao, 2g) Disc shape and superhumps.

RU UMi Manimanis, V.N., Niarchos, P.G. 2001, A&A 369, 960. (1a, 2abce) Study of near-contact system.

MR Vel Schmidtke, P.C., Cowley, A.P. 2001, AJ 122, 1569. (1ab, 2a) Period determination.

V382 Vel 2001, IAU Circ. 7610. (1a, 1v) Small amplitude periodicity.

Mukai, K., Ishida, M. 2001, ApJ 551, 1024. (1bx) Internal shock model applied.

Orio, M. et al. (10 authors) 2001, MNRAS 326, L13. (1x, 2e) X-ray emission.

HS Vir Kato, T. et al. (7 authors) 2001, IBVS 5109. (1av) Length of supercycle.

VW Vul Henry, C.K., Sion, E.M. 2001, PASP 113, 970. (1bu, 2eg)

DO Vul Henden, A.A., Thorstensen, J.R., Sumner, B. 2001, IBVS 5141. (1e, 3d) The identity of CV.

DR Vul Cicek, C. 2001, IBVS 5142. (1af, 2c) Eccentric EB.

--------------- HR, HD, HDE, BD, CoD, CPD, SAO Objects

HR 2554 Brown, A. et al. (7 authors) 2001, AJ 122, 392. (1bu, 2abe)

HR 7428 Marino, G. et al. (4 authors) 2001, A&A 375, 100. (1ab, 2abce) H $\alpha$ behaviour of SB.

HR 8078 Scarfe, C.D. 2001, JRASC 95, 155. (2a, 7a)

HD 108 Naze, Y., Vreux, J.-M., Rauw, G. 2001, A&A 372, 195. What is its real nature?

HD 434 Iliev, I.K.H. et al. (4 authors) 2001, IBVS 5051. (1b, 2c) Discovery of a secondary spectrum.

HD 1917 Griffin, R.F. 2001, Observatory 121, 221. (1b, 2a) Short-period SB1.

HD 4271 Griffin, R.F. 2001, Observatory 121, 221. (1b, 2a) Short-period SB1.

HD 9770 Watson, L.C. et al. (5 authors) 2001, MNRAS 325, 143. (1ab, 2abce) Photometric and spectroscopic study.

HD 10262 Griffin, R.F. 2001, Observatory 121, 221. (1b) Broad-lined and sharp-lined composite.

HD 10909 Fekel, F.C. et al. (4 authors) 2001, AJ 122, 991. (1ab, 2ab)

HD 81976 Carquillat, J.-M., Ginestet, N., Prieur, J.-L. 2001, A&A 369, 908. (1b, 2abc) A SB Am star.

HD 93205 Morrell, N.I. et al. (11 authors) 2001, MNRAS 326, 85. (1box, 2abcde) A massive double-lined binary.

HD 93917 Lasala-Garcia, A. 2001, IBVS 5075. (1a, 2c, 3b) New W UMa-type EB.

HD 98880 Carquillat, J.-M., Ginestet, N., Prieur, J.-L. 2001, A&A 369, 908. (1b, 2abc) A SB Am star.

HD 111154 Griffin, R.F. 2001, J. Ap. & Astron. 22, 121. (1b, 2a) Radial velocities and a search for eclipses with a negative result.

HD 115071 Lloyd, C., Stickland, D.J. 2001, A&A 370, 1026. (1a, 2ac) Ellipsoidal variable blue straggler?

HD 149404 Thaller M.L. et al. (5 authors) 2001, ApJ 554, 1074. (1b) Doppler tomography, colliding winds.

HD 152248 Sana, H., Rauw, G., Gosset, E. 2001, A&A 370, 121. (1b, 2abce) Colliding wind interaction.

HD 153919 Ankay, A. et al. (6 authors) 2001, A&A 370, 170. (1e) The evolutionary history of HMXB.

HD 168443 Marcy, G.W. et al. (10 authors) 2001, ApJ 555, 418. (1beo) Two substellar companions proposed, outer object has mass constrained between 17 and 40 Jupiter masses.

HD 169981 Lehmann, H. et al. (4 authors) 2001, A&A 373, 960. (1ab, 2abc) SB also a photometric binary?

HD 172481 Whitelock, P., Marang, F. 2001, MNRAS 323, L13. (1ai, 2befg) An extremely slow nova?

HD 190401 Griffin, R.F. 2001, Observatory 121, 221. (1b) Variation not confirmed.

HD 192641 Williams, P.M. et al. (12 authors) 2001, MNRAS 324, 156. (1abi, 2ce)

(WR 137) Episodic dust formation.

HD 192644 Griffin, R.F. 2001, Observatory 121, 91. (1b, 2a) K-type long-period SB1.

HD 193986 Vidal-Sainz, J. 2001, IBVS 5066. (1a, 2c, 3b) New Algol-type EB.

HD 218687 Griffin, R.F. 2001, Observatory 121, 221. (1b, 2a) Short-period SB1.

HD 280340 Robb, R.M., Wagg, J., Berndsen, A. 2001, IBVS 5079. (1a, 2c, 3d) Brightness variation of X-ray source.

CD -26 $^{\circ}$ 304 Preston, G.W., Sneden, C. 2001, AJ 122, 1545. (1b, 2a, 3b) New binary including very metal-poor carbon star.

CPD -59 $^{\circ}$ 2628 Freyhammer, L.M. et al. (4 authors) 2001, A&A 369, 561. (1ab, 2abc) Parameters of EB.

CPD -59 $^{\circ}$ 2635 Colombo, J.F.A. et al. (4 authors) 2001, MNRAS 326, 78. (1box, 2abe) Spectroscopic double-lined binary system.

--------------- X-ray sources with constellation names

Aql X-1 (see V1333 Aql)

Cen X-4 Menou, K., McClintock, J.E. 2001, ApJ 557, 304. (5) The quiescent emission spectrum of Cen X-4 and other X-ray transients containing neutron stars.

Cir X-1 Qu, J.L., Yu, W., Li, T.P. 2001, ApJ 555, 7. (1bx) Frequency dependent time lag variations in LMXB.

Cyg X-1 Apparao, K.M.V. 2001, Bull. Astron. Soc. India 28, 275. (5) Model

(V1357 Cyg) calculation for the quiescent radio emission.

Chen, L. et al. (4 authors) 2000, Acta Ap. Sinica 20, 49. (1x) X-ray power density spectrum.

Czerny, B. et al. (4 authors) 2001, MNRAS 325, 865. (1box, 2beg) Black hole mass from power density spectra.

Dolan, J. 2001, PASP 113, 974. (1au, 2g) Dying pulse trains - evidence for event horizon.

Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.

Karitskaya, E.A. et al. (12 authors) 2001, AZh 78, 408. (1a, 2ac)

Manchandra, R.K. 2001, J. Ap. & Astron. 22, 9. (1x) Ultra low hard X-ray flux.

Martí, J., Mirabel, I.F., Rodriguez, L.F. 2001, IBVS 5127. (1r) Short-term radio variability.

Pottschmidt, K. et al. (7 authors) 2001, AG Abstr. Ser. 18, 232. (1x) QPO analysis using RXTE data.

Stern, B.E., Beloborodov A.M., Poutanen, J. 2001, ApJ 555, 829. (1ax) Very active state in April 1999.

Young, A.J. et al. 2001, MNRAS 325, 1054. (1x, 2eg) Model of an ionized accretion disc.

Cyg X-3 Marti, J., Paredes, J.M., Peracaula, M. 2001, A&A 375, 476. (1r, 2e) Relativistic jet in HMXB.

Mioduszewski, A.J. et al. (5 authors) 2001, ApJ 553, 766. (1r) VLBI reveals highly relativistic jet.

Ogley, R.N., Burnell Bell, S.J., Fender, R..P. 2001, MNRAS 322, 177. (1i, 2beg) Investigating the wind using ISO data.

Ogley, R.N. et al. (6 authors) 2001, MNRAS 326, 349. (1ar, 2ae) Radio flares and plasmon size.

Her X-1 Kuster, M. et al. (7 authors) 2001, AG Abstr. Ser. 18, 230. (1x)

(HZ Her) Pulse profile changes during X-ray turn-on used to investigate properties of outer AD rim.

Moon, D.-S., Eikenberry, S.S. 2001, ApJ 552, L135. (1bx) Coupling between variability and QPO's.

Oosterbroek, T. et al. (6 authors) 2001, A&A 375, 922. (1x, 2eg) Rapid spin-down.

Still, M. et al. (8 authors) 2001, ApJ 553, 776. (1bx) Warped AD model fits short high state.

Still, M. et al. (9 authors) 2001, ApJ 554, 352. (1bx) Atmospheric reflection during an anomalous low state.

Voloshina, I., Sheffer, E. 2001, AG Abstr. Ser. 18, 167. (1ao) UBV monitoring during low state (X-ray eclipse).

Sco X-1 Fomalont, E.B., Geldzahler, B.J., Bradshaw, C.F. 2001, ApJ 558, 283. (1r, 2b) Evolution and nature of compact radio lobes.

Titarchuk, L.G. et al. (4 authors) 2001, ApJ 555, L45. (1bx, 2g) Normal branch QPO's.

Sco X-2 O'Neill, P.M. et al. (4 authors) 2001, A&A 370, 479. (1x, 2eg) Fast-time variability of LMXB.

--------------- Object names including RA and DEC

2RE J0039+103 (see BK Psc)

AX J0052.9-7157 Yokogawa, J. et al. (4 authors) 2001, PASJ 53, L9. (1x) A Be/X-ray binary pulsar, also known as RX J0052.9-7158 and XTE J0054-720.

RX J0203.8+2959 Katajainen, S. et al. (5 authors) 2001, A&A 372, 945. (1ad, 2eg) Polarimetry of CV.

GRO J0422+32 Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.

PSR J0437-4715 Vivekanand, M. 2001, MNRAS 326, L33. (1r, 2e) Radio profile instability.

A 0535+26 Ikhsanov, N.R., Larionov, V.M., Beskrovnaya, N.G. 2001, A&A 372, 227. (2g, 5) On the accretion flow geometry.

RX J0544.1-7100 Coe, M.J. et al. (5 authors) 2001, MNRAS 324, 623. (1aboix, 2ace, 3c) Optical counterparts to transient sources.

RX J0558+5353 (see V405 Aur)

A 0620-00 Froning, C.S., Robinson, E.L. 2001, AJ 121, 2212. (1ai, 2a) Ellipsoidal variable with hot spot.

HS 0705+6700 Drechsel, H. et al. (7 authors) 2001, AG Abstr. Ser. 18, 95. (1abo, 2abcef) New sdB EB.

RX J0812.4-3114 Galloway, D.K. et al. (4 authors) 2001, MNRAS 325, 419. (1x, 2ceg) Accretion column eclipses confirmed.

PG 0856+121 Ulla, A. et al. (4 authors) 2001, A&A 369, 986. (1a, 2e) On the multiple nature of hot subdwarf.

PG 0900+400 (see BI Lyn)

2S 0918-549 Jonker, P.G. et al. (9 authors) 2001, ApJ 553, 335. (1bi) Discovery of kilohertz QPO.

PSR J1012+5307 Lange, Ch. et al. (7 authors) 2001, MNRAS 326, 274. (1ro, 2ac, 5) Long-term high-precision timing observations.

HS 1023+3900 Schwarz, R., Schwope, A.D., Staude, A. 2001, A&A 374, 189. (1a, 2e, 3d) Photometry of CV.

XTE J1118+480 2001, IAU Circ. 7617. (1a) Analysis of periodicities.

Dubus, G. et al. (5 authors) 2001, ApJ 553, 307. (1bv, 2a) Observed in outburst.

Esin, A. A. et. al (7 authors) 2001, ApJ 555, 483. (2ab) Modeling of low-state spectrum.

Fender, R.P. et al. (7 authors) 2001, MNRAS 322, L23. (1r, 2eg) Spectral evidence for a powerful compact jet from the system.

Markoff, S., Falcke, H., Fender, R. 2001, A&A 372, L25. (2eg, 5) Jet model for BH candidates.

McClintock, J.E. et al. (6 authors) 2001, ApJ 551, L147. (1bv, 2bc) BH greater than 6 solar mass in system.

McClintock, J.E. et. al (16 authors) 2001, ApJ 555, 477. (1aboux) Simultaneous observations of black hole nova.

Pooley, G.G. 2001, MNRAS 324, L23. (1r, 2c) Search for periodicities in the radio emission.

Wagner, R.M. et. al (7 authors) 2001, ApJ 556, 42. (1abo, 2ab) Soft X-ray transient is a strong candidate black-hole binary.

Wren, J. et. al (16 authors) 2001, ApJ 557, L97. (1o, 2g) Optical observations during X-ray outburst.

HS 1136+6646 Holberg, J.B. et al. (4 authors) 2001, AG Abstr. Ser. 18, 188. (1biou) New short-period, possibly eclipsing DAO + dMe system.

PSR B1259-63 Johnston, S. et al. (5 authors) 2001, MNRAS 326, 643. (1r, 2e) Multifrequency radio observations.

GS 1354-64 Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.

Brocksopp, C. et al. (6 authors) 2001, MNRAS 323, 517. (1abiorx, 2ceg) Study of outburst from multiwavelength observations.

XTE J1543-568 in 't Zand, J.J.M., Corbet, R.H.D., Marshall, F.E. 2001, ApJ 553, L165. (1x, 2a, 3b) New low-eccentricity Be XRB.

XTE J1550-564 Jain, R.K. et al. (5 authors) 2001, ApJ 554, L181. (1aoix) Multiwavelength observations of black hole candidate during 2000 outburst.

Wilson, C.D., Done, C. 2001, MNRAS 325, 167. (1bx, 2eg) Mapping the inner accretion disc.

RX J1608.6-3922 Joergens, V. et al. (5 authors) 2001, A&A 373, 966. (1ab) Not a binary but a spotted single star.

4U 1608-52 Revnivtsev, M. et al. (4 authors) 2001, A&A 372, 138. (1x, 2eg) Quasi-periodic variations.

4U 1624-49 Smale, A.P., Church, M.J., Balucinska-Church, M. 2001, ApJ 550, 962. (1cx, 2c) Five complex dips observed.

4U 1630-47 Augusteijn, T., Kuulkers, E., van Kerkwijk, M.H. 2001, A&A 375, 447. (1aei, 3bd) IR counterpart of BH candidate.

Trudolyubov, S.P., Borozdin, K.N., Priedhorsky, W.C. 2001, MNRAS 322, 309. (1ax, 2eg) Spectral properties of the source and their correlation with timing properties.

4U 1636-53 Wijnands, R. 2001, ApJ 554, L59. (1bx) Recurrent very long type I X-ray bursts.

4U 1636-536 Revnivtsev, M. et al. (4 authors) 2001, A&A 372, 138. (1x, 2eg) Quasi-periodic variations.

RXS J16437+3402 Mickaelian, A.M. et al. (6 authors) 2001, AG Abstr. Ser. 18, 96. (1ab) New bright CV.

XTE J1650-500 2001, IAU Circ. 7707. (1ax, 3b) Soft X-R transient.

2001, IAU Circ. 7708. (1v) New radio source.

2001, IAU Circ. 7710. (1b) LMXRB in outburst.

2001, IAU Circ. 7715. (1x) Quasi-periodic oscillations.

GRO J1655-40 Abramowicz, M.A., Kluzniak, W. 2001, A&A 374, L19. (5) BH spin in a LMXB.

Buxton, M., Vennes, S. 2001, Publ. Astron. Soc. Australia 18, 91. (1b, 2ab) Atmospheric model fitting.

Combi, J.A. et al. (4 authors) 2001, A&A 370, L5. (1r, 2e) Radio surroundings of microquasar.

Gierlinski, M., Maciolek-Niedzwiecki, Ebisawa, K. 2001, MNRAS 325, 1253. (1x, 2beg) Relativistic accretion disc model.

Greene, J., Bailyn, C.D., Orosz, J.A. 2001, ApJ 554, 1290. (1aoi, 2abc) Microquasar in quiescence.

4U 1728-34 Franco, L.M. 2001, ApJ 554, 340. (1bx) Effect of mass accretion rate on burst oscillations.

PSR J1740-3052 Stairs, I.H. et al. (17 authors) 2001, MNRAS 325, 979. (1adir, 2abcd) Binary pulsar.

1E 1740.7-2942 Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.

XTE J1748-288 Naik, S. et al. (6 authors) 2001, Bull. Astron. Soc. India 28, 289. (1x) X-ray light curves.

GRS 1758-258 Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.

SAX J1808.4-3658 Bhattacharyya, S. 2001, ApJ 554, 185. (5) Upper mass limit and radius are 2.27 solar masses and 9.73 km for this possible strange matter binary star component.

Bildsten, L., Chakrabarty, D. 2001, ApJ 557, 292. (5) Brown dwarf companion for accreting ms pulsar.

Homer, L. et al. (4 authors) 2001, MNRAS 325, 1471. (1ao, 2ce) CCD photometry of the counterpart in quiescence.

in 't Zand, J.J.M. et al. (11 authors) 2001, A&A 372, 916. (1x, 2eg) First outburst.

SAX J1819.3-2525 (see V4641 Sgr)

2A 1822-371 Jonker, P.G., Van Der Klis, M. 2001, ApJ 553, L43. (1bx, 2b) Discovery of X-ray pulsar in system.

4U 1822-37 Cottam, J. et. al (5 authors) 2001, ApJ 557, L101. (1bx) Observations of accretion disk coronal source.

GS 1843+00 Manchandra, R.K. 2001, Bull. Astron. Soc. India 28, 277. (1x) Near absence of 29.5 s pulsation in the hard X-ray band.

GS 1843+009 Israel, G.L. et al. (10 authors) 2001, A&A 371, 1018. (1abio, 3cd) Optical/IR counterpart of transient pulsar.

PSR B1855+09 Althaus, L.G., Serenelli, A.M., Benvenuto, O.G. 2001, ApJ 554, 1110. (5) Formation and evolution of 0.242 solar-mass helium WD in the presence of element diffusion.

XTE J1859+226 2001, IAU Circ. 7644. (1b) Preliminary radial velocities of secondary.

GRS 1915+105 Belloni, T., Mendez, M., Sanchez-Fernandez, C. 2001, A&A 372, 551. (1x, 2eg) High-frequency oscillations.

Greiner, J. et al. (5 authors) 2001, A&A 373, L37. (1bi, 2eg) Identification of the donor component.

Harlaftis, E.T., Dhillon, V.S., Castro-Tirado, A. 2001, A&A 369, 210. (1bi, 2eg) HMXB or LMXB?

Nandi, A. et al. (4 authors) 2001, MNRAS 324, 267. (1ax, 2ce) QPOs.

Strohmayer, T.E. 2001, ApJ 554, L172. (1bx) Discovery of a second high frequency QPO in archival data.

Vadawale, S.V. et al. (4 authors) 2001, A&A 370, L17. (1rx, 2eg) Mass ejection in microquasar.

XB 1916-053 Homer, L. et al. (7 authors) 2001, MNRAS 322, 827. (1aox, 2b) Period study from X-ray/white light high speed photometry.

KPD 1930+2752 Ergma, E., Fedorova, A.V., Yungelson, L.R. 2001, A&A 376, L9. (5) A type Ia supernova progenitor?

XTE J1946+274 Paul, B. et al. (6 authors) 2001, A&A 370, 529. (1x, 2e) IXAE observations of X-ray pulsar.

1WGA J1958.2+3232 Uslenghi, M. et al. (5 authors) 2001, A&A 372, L1. (1ad, 2e) Circular polarization in CV.

GS 2023+38 Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.

XTE J2123-058 Hynes, R.I. et al. (6 authors) 2001, MNRAS 324, 180. (1b, 2abc) Optical studies. Phase-resolved spectroscopy.

4U 2206+54 Negueruela, I. Reig, P. 2001, A&A 371, 1056. (1boux, 2e) On the nature of HMXB.

--------------- Galactic objects with other designations

CE 315 Ruiz, M.T. et al. (4 authors) 2001, ApJ 552, 679. (1bv, 2bc) A new interacting double-degenerate binary.

CS 22948-027 Preston, G.W., Sneden, C. 2001, AJ 122, 1545. (1b, 2a, 3b) New binary including very metal-poor carbon star.

CS 22957-027 Preston, G.W., Sneden, C. 2001, AJ 122, 1545. (1b, 2a, 3b) New binary including very metal-poor carbon star.

GJ 876 Marcy, G.W. et al. (6 authors) 2001, ApJ 556, 296. (1b, 2ab) 2:1 period suggests gravitational resonance in planet pair.

Gliese 644 Mazeh, T. et al. (9 authors) 2001, MNRAS 325, 343. (1bo, 2ab) Spectroscopic study and modelling.

GSC 0752.2349 Bernhard, K. et al. (4 authors) 2001, IBVS 5168. (1a, 2c, 3b) A new W UMa-type EB.

GSC 0870.0798 Robb, R.M., Wagg, J., Berndsen, A. 2001, IBVS 5088. (1a, 2c, 3d) Brightness variation of X-ray source.

GSC 1522.599 Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.

GSC 1991.1390 Blättler, E., Diethelm, R. 2001, IBVS 5052. (1af, 2c) A new ROTSE1 EB in Com.

GSC 1991.1633 Blättler, E., Diethelm, R. 2001, IBVS 5052. (1af, 2c) A new ROTSE1 EB in Com.

GSC 2016.839 Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.

GSC 2020.736 Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.

GSC 2020.873 Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.

GSC 2022.79 Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.

GSC 2063.902 Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.

GSC 2066.1210 Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.

GSC 2530.488 Blättler, E., Diethelm, R. 2001, IBVS 5052. (1af, 2c) A new ROTSE1 EB in CVn.

Bloomer, R., et al. (4 authors) 2001, IBVS 5149. (1af, 2c, 3d) Preliminary photometric solution.

GSC 2594.1289 Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.

GSC 2895.1173 Robb, R.M., Wagg, J., Berndsen, A. 2001, IBVS 5079. (1a, 3d) Brightness variation of X-ray source.

GSC 3002.0454 Williams, D.B. 2001, IBVS 5084. (1ap, 2c, 3b) A new Algol-type EB in UMa.

GSC 5409.1201 Williams, D.B. 2001, IBVS 5084. (1ap, 2c, 3b) A new Algol-type EB in Pup.

GSC 5582.0545 Frank, P., Bernhard, K. 2001, IBVS 5148. (1af, 2c, 3b) A new W UMa-type EB.

GX 1+4 Galloway, D.K. et al. (4 authors) 2001, MNRAS 325, 419. (1x, 2ceg) Accretion column eclipses confirmed.

GX 13+1 Ueda, Y. et al. (5 authors) 2001, ApJ 556, L87. (1bx) Iron K absorption line thought to be unique to superluminal jet sources discovered in neutron star binary.

GX 339-4 Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.

GX 340+0 Titarchuk, L.G., Osherovich, V. 2001, ApJ 555, L55. (1bx5) Classification of power-density spectrum and estimation of $\delta$ -invariant value.

Haro 6-10 Leinert, C. et al. (6 authors) 2001, A&A 369, 215. (1i, 2e) Variability of young binary.

LD 328 Lloyd, C. et al. (9 authors) 2001, IBVS 5111. (1af, 2c) Parabolic light elements.

Lloyd, C. et al. (6 authors) 2001, IBVS 5112. (1a, 2a) Light-curve solution.

MWC 623 Zickgraf, F.-J. 2001, A&A 375, 122. (1b, 2be) Spectroscopic study of Be/K binary.

NSV 01012 Berthold, T. et al. (5 authors) 2001, IBVS 5171. (1afp, 2c, 3b) New EB.

NSV 02544 Pejcha, O. et al. (6 authors) 2001, IBVS 5132. (1af, 2c, 3bd) New W UMa-type EB.

NSV 03007 Garcia-Melendo, E., Sanchez-Bajo, F. 2001, IBVS 5065. (1af, 2c, 3b) New EW EB.

Phoenix 1 Hoard, G.W., Wachter, S., Kim-Quijano, J. 2001, PASP 113, 482. (1a, 2a)

S1082(in M67) van den Berg, M. et al. (4 authors) 2001, A&A 375, 375. (1ab, 2ab) A blue straggler triple system.

StH $\alpha$ 190 Munari U., et al. (18 authors) 2001, A&A 369, L1. (1b, 2e) Bipolar outflow from symbiotic binary.

TmzV34 Kato, T. et al. (4 authors) 2001, IBVS 5123. (1a) Outburst photometry.

TmzV36 Kato, T., Uemura, M. 2001, IBVS 5097. (1a) Outburst photometry.

WR147 (AS431) Setia Gunawan, D.Y.A. et al. (4 authors) 2001, A&A 368, 484. (1r, 2ce) Radio light curves for WR binary.

47 Tuc U Edmonds, P.D. et al. (5 authors) 2001, ApJ 557, L57. (1aox, 2c) Detection of 0.429d-period blue companion to 4.3 ms pulsar.

--------------- Extragalactic variables, SN, X-ray sources

LMC X-1 Gierlinski, M., Maciolek-Niedzwiecki, Ebisawa, K. 2001, MNRAS 325, 1253. (1x, 2beg) Relativistic accretion disc model.

LMC X-3 Boyd, P.T., Smale, A.P., Dolan, J.F. 2001, ApJ 555, 822. (1abdux) Periodic amplitude modulation.

LMC X-4 Boroson, B. et al. (4 authors) 2001, ApJ 550, 919. (1bv, 2g) Comparison of hydrodynamic model with observations.

RX J0052.1-7319 (SMC) Covino, S. et al. (7 authors) 2001, A&A 374, 1009. (1ab, 2e, 3cd) Optical counterpart.

RX J0101.3-7211 Sasaki, M. et al. (4 authors) 2001, AG Abstr. Ser. 18, 10. (1x)

(in SMC) Discovery of X-ray pulsations from Be/X-ray binary in SMC by XMM observations.

Sasaki, M. et al. (4 authors) 2001, A&A 369, L29. (1x, 2e) Pulsations from Be/X-ray binary.

XTE J0111.2-7317 (SMC) Covino, S. et al. (7 authors) 2001, A&A 374, 1009. (1ab, 2e, 3cd) Optical counterpart.

Sk-67 18 (LMC) Niemela, V.S., Seggewiss, W., Moffat, A.F.J. 2001, A&A 369, 544. (1ab, 2a) Multiple system with EB.

Novae in M31 2001, IAU Circ. 7615. (1a, 3b)

2001, IAU Circ. 7684. (1a, 3b)

2001, IAU Circ. 7703. (1a, 3b).

RT And	Ekmekci, F., Ak, H. 2001, IBVS 5174. (1af)
RX And	Sion, E.M. et. al (6 authors) 2001, ApJ 555, 834. (1bu) 34,000K WD detected.
UU And	Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.
DX And	Kato, T., Uemura, M. 2001, IBVS 5098. (1a) Outburst photometry.
FS And	Kato, T., Uemura, M. 2001, IBVS 5158. (1a) Outburst characteristics.
IZ And	Kato, T. 2001, IBVS 5102. (1a) Outburst photometry of dwarf nova.
LL And	Howell, S.B., Ciardi, D.R. 2001, ApJ 550, L57. (1bi, 2b) Discovery of a brown dwarf-like secondary.
QR And	Hutchings, J.B. et al. (5 authors) 2001, AJ 122, 1572. (1abu) Far ultraviolet spectral changes through cycle.
	McGrath, T.K. et al. (5 authors) 2001, AJ 122, 1578. (1abo, 2a)
	Simon, V. et al. (4 authors) 2001, IBVS 5131. (1a) Optical monitoring of X-ray source.
AE Aqr	Ikhsanov, N.R. 2001, A&A 374, 1030. (2eg, 5) Pulsations not explained by accretion.
	Ikhsanov, N.R., Beskrovnaya, N.G. 2001, AG Abstr. Ser. 18, 186. (5) Pulsar-like behaviour of spin-powered, strongly magnetized WD.
HU Aqr	Harrop-Allin, M.K., Potter, S.B., Cropper, M. 2001, MNRAS 326, 788. (1ad, 2eg) Indirect imaging of the accretion stream.
	Schwope, A.D. et al. (4 authors) 2001, A&A 375, 419. (1aox, 2eg) The soft X-ray eclipses of CV.
	Vrielmann, S., Schwope, A.D. 2001, MNRAS 322, 269. (1ab, 2eg) A new accretion stream mapping algorithm.
KX Aql	Tappert, C., Mennickent, R.E. 2001, IBVS 5001. (1b) First spectroscopy of dwarf nova.
CI Aql	2001, IAU Circ. 7621. (1a) Eclipsing recurrent nova.
	2001, IAU Circ. 7687. (1a) Nova faded back.
	Hachisu, I., Kato, M. 2001, ApJ 553, L161. (2b) Prediction of turnoff time.
V725 Aql	Umemura, M. et. al. (5 authors) 2001, PASJ 53, 539. (1a) A period analysis of superhamps.
V802 Aql	Van Cauteren, P., Wils, P. 2001, IBVS 5057. (1af, 2c, 3b) New W UMa-type EB.
V1333 Aql	2001, IAU Circ. 7646. (1a) Outburst.
(Aql X-1)	2001, IAU Circ. 7671. (1a) Unusual outburst.
	Qu, J.-L., Yu, W.-F., Li, T.-P. 2000, Acta Astron. Sinica 20, 59. (1x) QPO and X-ray spectrum.
	Revnivtsev, M. et al. (4 authors) 2001, A&A 372, 138. (1x, 2eg) Quasi-periodic variations.
V1343 Aql	Hirai, Y., Fukue, J. 2001, PASJ 53, 679. (2g) Calculations of
(SS 433)	eclipsing and precessional light curves.
V1494 Aql	2001, IAU Circ. 7665. (1a) Disc eclipse by companion.
	2001, IAU Circ. 7674. (1c) Strengthening coronal phase.
	Krautter, J. et al. (15 authors) 2001, AG Abstr. Ser. 18, 5. (1x) X-ray burst and pulsations of WD during nova outburst.
V1542 Aql	Quester, W., Bernhard, K. 2001, IBVS 5161. (1af, 2c, 3b) New W UMa-type EB.
V1548 Aql	2001, IAU Circ. 7627. (1p, 3b) Discovery of Nova.
	2001, IAU Circ. 7628. (1b)
	2001, IAU Circ. 7632. (1a)
	2001, IAU Circ. 7633. (1a)
	2001, IAU Circ. 7639. (3b) Designation.
	2001, IAU Circ. 7673. (1b) No evidence of dust.
	Kato, T., Takamizawa, K. 2001, IBVS 5100. (1a) Slow nova of V723 Cas-type.
BF Ara	Kato, T. et al. (5 authors) 2001, IBVS 5119. (1av, 2c) Detection of supercycle.
V824 Ara	Dempsey, R.C., Neff, J.E., Lim, J. 2001, AJ 122, 332. (1abour, 2e) Simultaneous multi-wavelength atmosphere study.
UX Ari	Duemmler, R., Aarum, V. 2001, A&A 370, 974. (1b, 2abc) RS CVn star in triple system.
	Franciosini, E., Pallavicini, R., Tagliaferri, G. 2001, A&A 375, 196. (1x, 2e) Flare from RS CVn star.
$\alpha$ Aur	Mewe, R. et al. (6 authors) 2001, A&A 368, 888. (1bx, 2ef) CHANDRA-LETGS X-ray observations.
	Strassmeier, K.G., Reegen, P., Granzer, T. 2001, Astron. Nachr. 322, 115. (1aco, 2c) H $\alpha$ and H $\beta$ photometry reveals rotation periods of RS CVn binary components - primary in asynchronous, secondary in synchronous rotation.
$\epsilon$ Aur	Strassmeier, K.G., Reegen, P., Granzer, T. 2001, Astron. Nachr. 322, 115. (1aco, 2c) H $\alpha$ and H $\beta$ photometry reveals rotation periods of RS CVn binary components.
	Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)
$\zeta$ Aur	Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)
RW Aur A	Petrov, P.P. et al. (8 authors) 2001, A&A 369, 993. (1ab, 2eg) Single or binary T Tau star?
SS Aur	Lake, J., Sion, E. 2001, AJ 122, 1632. (1bu, 2eg)
TT Aur	Özdemir, S. et al. (8 authors) 2001, Publ. Astron. Soc. Australia 18, 151. (1a, 2bc) Light-curve solutions and a period analysis showing the existence of a third body.
KR Aur	Antov, A.P., Bachev, R.S., Boeva, S.S. 2001, AG Abstr. Ser. 18, 114. (1ao) BVRI observations of CV during minimum state.
V405 Aur	Shakhovskoy, N.M., Andronov, I.L., Kolesnikov, S.V. 2001, AG Abstr.
(RX J0558+5353)	Ser. 18, 143. (1ado, 2g) UBVRI photometric and polarimetric monitoring of IP.
CR Boo	Kato, T. et al. (9 authors) 2001, IBVS 5120. (1av, 2c) The second supercycle.
Z Cam	Kato, T. 2001, IBVS 5093. (1av) Oscilation during a standstill.
SV Cam	Albayrak, B. et al. (5 authors) 2001, A&A 376, 158. (1a, 2abce) Light and period study of RS CVn system.
	Ekmekci, F., Ak, H. 2001, IBVS 5174. (1af)
BZ Cam	Kato, T., Uemura, M. 2001, IBVS 5077. (1a) Photometric periodicity of CV.
CI Cam	Kato, T., Uemura, M. 2001, IBVS 5081. (1a) Photometry during quiescence in 1999.
FT Cam	Kato, T., Uemura, M., Yamaoka, H. 2001, IBVS 5082. (1ae) Outburts photometry and proper motion.
YZ Cnc	Kato, T. 2001, IBVS 5104. (1a) Development of late superhumps.
AT Cnc	Kato, T. et al. (10 authors) 2001, IBVS 5099. (1a) Unusual slow fading of standstill.
EG Cnc	Osaki, Y., Meyer, F., Meyer-Hofmeister, E. 2001, A&A 370, 488. (5) Modelling of dwarf nova.
ZZ CMi	Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)
RS CVn	Rodono, M., Lanza, A.F., Becciani, U. 2001, A&A 371, 174. (2ae, 5) Determination of light curve parameters.
AM CVn	Nelemans, G., Steeghs, D., Groot, P.J. 2001, MNRAS 326, 621. (1b, 2acg) Spectroscopic evidence for the binary nature.
BO CVn	Albayrak, B., Müyesseroglu, Z., Özdemir, S. 2001, Astron. Nachr. 322, 125. (1afo, 2ac) BV LCs of A-type W UMa system solved.
$\eta$ Car	Feast, M., Whitelock, P., Marang, F. 2001, MNRAS 322, 741. (1abi, 2ceg) A binary model based on spectroscopic and photometric observations.
V392 Car	Debernardi, Y., North, P. 2001, A&A 374, 204. (1ab, 2abce) Parameters of CP EB.
RZ Cas	Ohshima, O. et al. (9 authors) 2001, AJ 122, 418. (1a) Short-period light variations in and out of eclipse.
BH Cas	Zola S. et al. (4 authors) 2001, A&A 374, 164. (1a, 2abc, 3d) Photometric study of contact system.
DK Cas	Kato, T., Uemura, M. 2001, IBVS 5070. (1a) Outburst photometry.
V523 Cas	Samec R.G. et al. (5 authors) 2001, IBVS 5175. (2c) Period study of EB: a triple system?
V608 Cas	Blättler, E., Diethelm, R. 2001, IBVS 5151. (1af, 2c) W UMa-type EB.
V615 Cas	Apparao, K.M.V. 2001, Bull. Astron. Soc. India 28, 271. (5) Calculation
(LSI +61 $^{\circ}$ 303)	of hard X-ray flux by inverse Compton scattering.
	Apparao, K.M.V. 2001, A&A 371, 672. (1x, 2eg) On the 1584 day period in Be binary.
	Greiner, J. Rau, A. 2001, A&A 375, 145. (1x, 5) The X-ray spectrum of Be CB.
	Liu, Q.-Z., Hang, H.-R., Zhu, Z.-X. 1999. Chinese J. Space Sci., 19, 1. (1b) H emission lines.
	Massi, M. et al. (5 authors) 2001, A&A 376, 217. (1r, 2e) One-sided jet in HMXB.
V635 Cas	Negueruela, I., Okazaki, A.T. 2001, A&A 369, 108. (1ab, 2e, 5) Model for a Be/X-ray transient.
	Negueruela, I. et al. (6 authors) 2001, A&A 369, 117. (1abio, 2e, 5) Outburst mechanisms.
V709 Cas	Bonnet-Bidaud, J.M. et al. (5 authors) 2001, A&A 374, 1003. (1b, 2ce) The WD flux in a CV.
$\alpha$ Cen	Barbieri, M., Marzari, F. 2001, AG Abstr. Ser. 18, 153. (5) On possible planet formation in a CB.
V436 Cen	Nadalin, I., Sion, E. 2001, PASP 113, 829. (1bu, 2eg)
V803 Cen	Kato, T. et al. (5 authors) 2001, IBVS 5091. (1a, 2c) Standstill of the Helium ER UMa star.
V888 Cen	Tse, J.Y. et al. (8 authors) 2001, MNRAS 324, 553. (1ab, 2abe) Photometric and spectroscopic study.
VV Cep	Pollmann, E. 2001, IBVS 5173. (1b) Observations of H $\alpha$ emission.
	Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)
CW Cep	Soydugan, F. et al. (8 authors) 2001, IBVS 5154. (1af) BVR photometry.
FX Cep	Kato, T., Nogami, D., Baba, H. 2001, IBVS 5103. (1a) Outburst photometry of dwarf nova.
V397 Cep	Bulut, I. et al. (14 authors) 2001, IBVS 5129. (1af, 2d) The first ground-based photometry of EB.
TV Cet	Wolf, M., Diethelm, R., Hornoch, K. 2001, A&A 374, 243. (1a, 2acd) Apsidal motion in EB.
WX Cet	Kato, T. et al. (5 authors) 2001, PASJ 53, 893. (1a) Superoutburst observations.
	Rogoziecki, P., Schwarzenberg-Czerny, A. 2001, MNRAS 323, 850. (1a, 2abc) Photometric study.
RX Cha	Kato, T. et al. (5 authors) 2001, IBVS 5117. (1a, 2c, 3b) New long-period SU UMa-type dwarf nova.
AL Com	2001, IAU Circ. 7629. (1v) CV in outburst.
AQ Com	Csizmadia, Sz., Borkovits, T. 2001, IBVS 5095. (1af, 2c) Improved ephemeris.
YY CrB	Erdem, A. et al. (8 authors) 2001, IBVS 5152. (1a, 2c) UBV photometry of active star.
Q Cyg	Nogami, D., et al. (4 authors) 2001, IBVS 5139. (1a) Deep dip during an outburst.
BF Cyg	Fekel, F.C. et al. (4 authors) 2001, AJ 121, 2219. (1bi, 2a) Infrared spectroscopy of symbiotic stars.
CH Cyg	Crocker, M.M. et al. (7 authors) 2001, MNRAS 326, 781. (1r, 2e) Non-thermal bipolar jets.
CI Cyg	Mikolajewska, J., Ivison, R.J. 2001, MNRAS 324, 1023. (1r, 2abef) A test of popular models for symbiotic stars.
V367 Cyg	Zola, S., Ogloza, W. 2001, A&A 368, 932. (1a, 2abg) Accretion disk in EB.
V388 Cyg	Kang, Y.W. et al. 2001, MNRAS 325, 707. (1ao, 2abc) CCD observations and light curve analysis.
V444 Cyg	Antokhin, I.I., Cherepashchuk, A.M. 2001, AZh 78, 432. (1a, 2b)
V630 Cyg	Nogami, D. et al. (4 authors) 2001, IBVS 5157. (1a) Outburst photometry of SU UMa-type dwarf nova.
V1113 Cyg	Kato, T. 2001, IBVS 5110. (1av) Lenght of cycle.
V1143 Cyg	Dariush, A., Afroozeh, A., Riazi, N. 2001, IBVS 5136. (1af)
V1329 Cyg	Chochol, D., Wilson, R.E. 2001, MNRAS 326, 437. (1a, 2abce) Variation mechanisms.
	Fekel, F.C. et al. (4 authors) 2001, AJ 121, 2219. (1bi, 2a) Infrared spectroscopy of symbiotic stars.
V1357 Cyg	(see Cyg X-1)
V2154 Cyg	Rodriguez, E. et al. (4 authors) 2001, A&A 372, 588. (1a, 2ac) Light curves of EB.
V2176 Cyg	Novák, R. et al. (4 authors) 2001, IBVS 5108. (1a) Superoutburst photometry of CV in 1997.
V2274 Cyg	2001, IAU Circ. 7666. (1p, 3b) Discovery of Nova.
	2001, IAU Circ. 7668. (1a, 3b) Designation, pre-discovery magnitude.
	2001, IAU Circ. 7677. (1a) Early emission stage.
V2275 Cyg	2001, IAU Circ. 7686. (1bp, 3b) Discovery of Nova.
	2001, IAU Circ. 7687. (1ap)
	2001, IAU Circ. 7688. (1v) Position.
	2001, IAU Circ. 7691. (1v, 1a, 3b) Designation.
	2001, IAU Circ. 7712. (1a)
CM Del	Lyons, K. et al. (5 authors) 2001, AJ 122, 327. (1cu, 2ef)
IS Del	Kato, T. 2001, IBVS 5092. (1a) Outburst photometry.
MR Del	Soydugan, F. et al. (15 authors) 2001, IBVS 5153. (1a, 2c) First photometric observations.
AG Dor	Washuettl, A., Strassmeier, K.G. 2001, A&A 370, 218. (1b, 2abce) RVs, orbit and Doppler image.
TW Dra	Kusakin, A.V., Mkrtichian, D.E., Gamarova, A.Yu. 2001, IBVS 5106. (1a, 2e) Discovery of pulsations.
CG Dra	Kato, T., Nogami, D. 2001, IBVS 5124. (1a) Outburst photometry.
EX Dra	Baptista, R., Catalan, M.S. 2001, MNRAS 324, 599. (1a, 2eg) Structure and evolution of the accretion disc.
GM Dra	Cicek, C. et al. (8 authors) 2001, IBVS 5144. (1af, 2c) First ground-based photometric observations.
AH Eri	Kato, T., Nogami, D. 2001, IBVS 5105. (1a) Outburst photometry of dwarf nova.
AQ Eri	Kato, T. 2001, IBVS 5107. (1a) Superoutburst photometry of SU UMa-type dwarf nova.
CP Eri	Group, P.J. et al. (4 authors) 2001, ApJ 558, L127. (1bo, 2b) Quiescent spectrum of AM CVn star.
EF Eri	Howell, S.B., Ciardi, D.R. 2001, ApJ 550, L57. (1bi, 2b) Discovery of a brown dwarf-like secondary.
EI Eri	Washuettl, A., Strassmeier, K., Foing, B. 2001, AG Abstr. Ser. 18, 160. (1bo) Doppler imaging multi-site observations of chromospherically active binary star.
UX For	Washuettl, A., Strassmeier, K.G. 2001, A&A 370, 218. (1b, 2abce) RVs and orbit.
UZ For	Perryman, M.A.C. et al. (7 authors) 2001, MNRAS 324, 899. (1ao, 2bceg) High-speed energy-resolved STJ photometry.
$\gamma$ Gem	Egorova, I.A. et al. (8 authors) 2001, AG Abstr. Ser. 18, 170. (1bo, 2f) Metal abundances of spectroscopic binary.
$\sigma$ Gem	Kovari, Zs. et al. (6 authors) 2001, A&A 373, 199. (1ab, 2ace) Doppler imaging of active binary.
U Gem	Groot, P.J. 2001, ApJ 551, L89. (1bv, 2g) Spiral shocks in the AD during outburst.
	Smak, J.I. 2001, Acta Astronomica 51, 279. (2ab) Rediscussion of system parameters.
SV Gem	Guilbault, P.R., Lloyd, Ch., Paschke, A. 2001, IBVS 5090. (1ap) Non-eclipsing binary.
UV Gem	Kato, T., Uemura, M. 2001, IBVS 5158. (1a) Outburst photometry.
WY Gem	Taranova, O.G., Shenavrin, V.I. 2001, Pis.AZh 27, 393. (1i)
IR Gem	Kato, T. 2001, IBVS 5122. (1a, 2c) Observation of superhumps.
AH Her	Lyons, K. et al. (5 authors) 2001, AJ 122, 327. (1cu, 2ef)
	Spogli, C. et al. (4 authors) 2001, IBVS 5147. (1a) BVRI observations of dwarf nova in outburst.
AK Her	Li, L., Zhang, F., Han, Z. 2001, A&A 368, 595. (2c) Period variations.
	Varricatt, W.P., Ashok, N.M. 2001, IBVS 5143. (1af, 2a)
AM Her	Burwitz, V., Reinsch, K., Barwig, H. 2001, AG Abstr. Ser. 18, 231. (1abox) CHANDRA LETGS high-resolution X-ray spectroscopy.
	DePasquale, J., Sion, E.M. 2001, ApJ 557, 978. (5) Chemical abundances of the accreting magnetic WD.
	Gaensicke, B.T. et al. (4 authors) 2001, A&A 372, 557. (1a, 2eg) Model for high state light curve.
DI Her	Dariush, A., Afroozeh, A., Riazi, N. 2001, IBVS 5136. (1af)
HZ Her	(see Her X-1)
WW Hor	Ramsay, G. et al. (7 authors)2001, MNRAS 326, L27. (1bx, 2beg) XMM-Newton observations.
EX Hya	Walker, W.S.G., Allen, W.H. 2000, Southern Stars 39, 29. (1a, 2c) Eclipse and spin timings.
RT Lac	Ibanoglu, C. et al. (5 authors) 2001, A&A 371, 626. (1a, 2ce) Period changes of active binary.
SS Lac	Torres, G. 2001, AJ 121, 2226. (2ac) Analysis of eclipse depths to derive nodal variation period.
AR Lac	Trigilio, C. et al. (7 authors) 2001, A&A 373, 181. (1r, 2e) The radio corona of RS CVn system.
T Leo	Szkody, P. et al. (4 authors) 2001, AJ 121, 2761. (1box, 2g)
X Leo	Henry, C.K., Sion, E.M. 2001, PASP 113, 970. (1bu, 2eg)
RZ Leo	Ishioka, R. et al. (18 authors) 2001, PASJ 53, 905. (1a) Superoutburst observations and the existence of two-types of superhumps.
	Mennickent, R.E., Tappert, C. 2001, A&A 372, 563. (1bc, 2c) On the orbital period of CV.
DP Leo	Ramsay, G. et al. (7 authors)2001, MNRAS 326, L27. (1bx, 2beg) XMM-Newton observations.
SX LMi	Kato, T. 2001, IBVS 5071. (1a) On the supercycle.
$\delta$ Lib	Worek, T.F. 2001, PASP 113, 964. (1b, 2a) Orbit of third component (table format corrected in PASP 113, 1157, 2001).
BI Lyn	Jeffery, C.S., Cuadrado, A. 2001, AG Abstr. Ser. 18, 187. (1bo)
(PG 0900+400)	sdB + G-type giant system.
V363 Lyr	Kato, T. et al. (4 authors) 2001, IBVS 5118. (1a, 2c) Outburst cycle.
BO Mon	Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.
BZ Mon	Zakirov, M.M. 2001, Pis.AZh 27, 632. (1a, 2ab)
V396 Mon	Yang, Y., Liu, Q. 2001, AJ 122, 425. (1a, 2a)
V505 Mon	Mayer, P. et al. (7 authors) 2001, A&A 375, 434. (1abou, 2eg) Early-type EB with a disk.
V578 Mon	Pavlovski, K., Hensberge, H., Ilijic, S. 2001, AG Abstr. Ser. 18, 170. (1bo, 2f) Analysis of eclipsing SB2 system (member of Rosetta nebula cluster NGC 2244) yields accurate element abundances.
V651 Mon	Kato, T., Nogami, D., Baba, H. 2001, PASJ 53, 901. (1a) Fading of the binary central star of a planetary nebula.
GU Mus	Gelino, D.M., Harrison, T.E., McNamara, B.J. 2001, AJ 122, 971. (1ai, 2ab) Mass of BH determined.
V451 Oph	Wolf, M., Diethelm, R., Hornoch, K. 2001, A&A 374, 243. (1a, 2acd) Apsidal motion in EB.
V577 Oph	Zhou, A. 2001, IBVS 5087. (1a, 2c) Pulsation stability of EB.
V2051 Oph	Kato, T. et al. (6 authors) 2001, IBVS 5159. (1av) Supercycle of eclipsing dwarf nova.
	Steeghs, D. et al. (5 authors) 2001, MNRAS 323, 484. (1bo, 2acg) Continuum and emission-line oscillations.
BM Ori	Vitrichenko, E.A., Klochkova, V.G. 2001, Pis.AZh 27, 381. (1bc, 2be)
CZ Ori	Sogli, C. et al. (4 authors) 2001, IBVS 5094. (1a) BVRI photometry of dwarf nova in outburst.
EQ Ori	Zakirov, M.M. 2001, Pis.AZh 27, 442. (1a, 2abc)
V1016 Ori	Vitrichenko, E.A., Plachinda, S.I. 2001, Pis.AZh 27, 682. (1bc, 2b)
V1159 Ori	Kato, T. 2001, PASJ 53, L17. (1a) A variation of the supercycle.
V1309 Ori	Staude, A., Schwope, A.D., Schwarz, R. 2001, A&A 374, 588. (1ab, 2abceg) System parameters of CV EB.
KZ Pav	Budding, E., Marsden, S.C., Slee, O.B. 2001, Publ. Astron. Soc. Australia 18, 140. (1ar, 2a) Weak radio emission.
AG Peg	Kenyon, S.J., Proga, D., Keyes, C.D. 2001, AJ 122, 349. (1bou, 2e)
IP Peg	Khruzina, T.S. et al. (5 authors) 2001, AZh 78, 625. (5)
LS Peg	Szkody, P. et al. (4 authors) 2001, AJ 121, 2761. (1box, 2g)
V369 Peg	Kato, T., Uemura, M. 2001, IBVS 5078. (1a, 2c) SU UMa-type dwarf nova.
$\phi$ Per	Hummel, W., Stefl, S. 2001, A&A 368, 471. (5) Modeling of Be shell star.
6 Per	Scarfe, C.D. 2001, JRASC 95, 155. (2a, 7a)
Z Per	Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.
KW Per	Galis, R., Hric, L., Niarchos, P. 2001, A&A 373, 950. (1a, 2ace) A near-contact system?
72 Psc	Griffin, R.F. 2001, Observatory 121, 162. (1b,2a) F-type SB2.
Y Psc	Qian, S. 2001, AJ 121, 1561. (1f, 2c) Interpretation of period changes by loss of mass and angular momentum.
TY Psc	Kunjaya, C. et al. (6 authors) 2001, IBVS 5128. (1a, 2c) Superhump in November 2000.
TY Psc	Nadalin, I., Sion, E. 2001, PASP 113, 829. (1bu, 2eg)
AS Psc	Kato, T., Uemura, M. 2001, IBVS 5158. (1a) Outburst characteristics.
BK Psc	Montes, D. et al. (5 authors) 2001, AG Abstr. Ser. 18, 178. (1bo, 2ab)
(2RE J0039+103)	Chromospherically active K-type binary.
V445 Pup	2001, IAU Circ. 7602. (1av) Variability in UV.
	2001, IAU Circ. 7620. (1a) Fading Nova-like variable.
	2001, IAU Circ. 7717. (1br) Radio point source, P-Cyg profiles.
V Sge	Smak, J.I., Belczynski, K., Zola, S. 2001, Acta Astronomica 51, 117. (1ab, 2abg)
WZ Sge	2001, IAU Circ. 7669. (1av) New outburst.
	2001, IAU Circ. 7670. (1a)
	2001, IAU Circ. 7672. (1ab) Highly structured shell.
	2001, IAU Circ. 7675. (1b) Spiral waves in disc.
	2001, IAU Circ. 7677. (1x) Multi-temperature thermal plasma.
	2001, IAU Circ. 7678. (1ab) Superhumps.
	2001, IAU Circ. 7680. (1b) Superhump evolution.
$\upsilon$ Sgr	Leushin, V.V. 2001, Pis.AZh 27, 746. (1bc, 2e)
V902 Sgr	Samec, R.G., Corbin, S.F. 2001, IBVS 5145. (1af, 2c, 3d) Extreme mass ratio dwarf binary.
V4633 Sgr	Ashok, N.M., Chandrasekhar, T. 2001, Bull. Astron. Soc. India 28, 265.
(Nova 1998)	(1bi) Near IR spectra.
V4641 Sgr	Fender, R.P., Kuulkers, E. 2001, MNRAS 324, 923. (1rx, 2eg)
(SAX J1819.3-2525)	Correlation between X-ray and radio emission.
	Goranskij, V.P. 2001, IBVS 5068. (1a, 2c) Orbital V-light curve.
	Orosz, J.A. et al. (9 authors) 2001, ApJ 555, 489. (1ab, 2ab) Stellar black hole detected in X-ray transient, superluminal source.
V4643 Sgr	2001, IAU Circ. 7599. (1bv) Nova classified as Ne/H.
	2001, IAU Circ. 7694. (1b) Coronal phase.
	Bruch, A. 2001, IBVS 5138. (1ab, 2e)
V4739 Sgr	2001, IAU Circ. 7692. (1av, 3b) Discovery of Nova.
	2001, IAU Circ. 7695. (1a, 3b) Designation.
	2001, IAU Circ. 7696. (1b) Typical He/N Nova.
	2001, IAU Circ. 7698. (1a)
	2001, IAU Circ. 7702. (1a)
	Livingston, C.M. et al. (4 authors) 2001, IBVS 5172. (1a)
V4740 Sgr	2001, IAU Circ. 7706. (1v, 3b) Discovery of Nova.
	2001, IAU Circ. 7708. (1abv, 3b) Designation.
$\kappa$ Sco	Uytterhoeven, K. et al. (10 authors) 2001, A&A 371, 1035. (1b, 2ace) Line-profile variations of pulsating binary.
V453 Sco	Josephs, T.S. et al. (6 authors) 2001, PASP 113, 957. (1bc, 2ad)
V1178 Sco	2001, IAU Circ. 7647. (1bp, 3b) Discovery of Nova-like variable.
	2001, IAU Circ. 7650. (1a, 3b) Designation.
	2001, IAU Circ. 7651. (1b)
	2001, IAU Circ. 7655. (1a)
	2001, IAU Circ. 7679. (1c) IR spectrophotometry.
	2001, IAU Circ. 7699. (1c) IR spectrophotometry.
	Kato, T., Mitsugu, F. 2001, IBVS 5150. (1abv) Nova with early stage oscillations.
RY Sct	Djurasevic, G. et al. (4 authors) 2001, A&A 374, 638. (1a, 2abe) Photometric study of massive binary.
UZ Ser	Lake, J., Sion, E. 2001, AJ 122, 1632. (1bu, 2eg)
V343 Ser	Fekel, F.C. et al. (4 authors) 2001, AJ 121, 2219. (1bi, 2a) Infrared spectroscopy of symbiotic stars.
UZ Tau	Kato, T., Nogami, D., Baba, H. 2001, IBVS 5121. (1a, 2g)
DF Tau	Lamzin, S.A. et al. (4 authors) 2001, A&A 372, 922. (2eg) Historical light curve of a T Tau star.
V471 Tau	Bond, H.E. et al. (4 authors) 2001, AG Abstr. Ser. 18, 79. (1bu) UV HST GHRS observations of magnetically active dK star.
	Bond, H.E., O'Brien, M.S., Sion, E.M. 2001, AG Abstr. Ser. 18, 95. (1bu, 2b) Accurate absolute dimensions.
V833 Tau	Olah, K. et al. (4 authors) 2001, A&A 372, 119. (1a, 2e) Time-series photometric spot modeling.
QS Tel	Rosen, S.R. et al. (9 authors) 2001, MNRAS 322, 631. (1abdoux, 2abeg) Multiwavelength monitoring.
UW Tri	Kato, T. et al. (4 authors) 2001, IBVS 5116. (1a, 2c) Possible WZ Sge-type dwarf nova.
EK TrA	Gansicke, B.T. et al. (7 authors) 2001, A&A 374, 656. (1abou, 2eg) Flickering in dwarf nova.
SW UMa	Burleigh, M.R. et al. (6 authors) 2001, MNRAS 325, 1458. (1ou, 2aceg) Superoutbursts in EUV.
TX UMa	Komzík, R. et al. (5 authors) 2001, IBVS 5155. (1af, 2c) Detection of secondary minima.
TY UMa	Stoddard, M.L., et al. (4 authors) 2001, IBVS 5169. (1af, 2c, 3d) 1999 observations of the solar type EB.
UY UMa	Yang, Y. Liu, Q., Leung, K.-C. 2001, A&A 370, 507. (1a, 2ace) A W UMa system with small mass ratio.
VV UMa	Arevalo, M.J. et al. (4 authors) 2001, IBVS 5160. (1a, 2a, 3d) BVR photometry of the short-period EB.
	Lázaro, C. et al. (5 authors) 2001, MNRAS 325, 617. (1ao, 2abce) A model based on uvby $\beta$ photometry.
XY UMa	Pribulla, T. et al. (7 authors) 2001, A&A 371, 997. (1ab, 2abc, 3d) Study of an active EB.
AR UMa	Gansicke, B.T. et. al (4 authors) 2001, ApJ 555, 380. (1bu) Phase resolved spectroscopy of polar.
DV UMa	Nogami, D. et al. (6 authors) 2001, MNRAS 322, 793. (1a, 2acg) Revised orbital period and detection of superhumps.
IY UMa	Kato, T. et al. (6 authors) 2001, IBVS 5159. (1av) Supercycle of eclipsing dwarf nova.
	Rolfe, D.J., Haswell, C.A., Patterson, J. 2001, MNRAS 324, 529. (1ao, 2g) Disc shape and superhumps.
RU UMi	Manimanis, V.N., Niarchos, P.G. 2001, A&A 369, 960. (1a, 2abce) Study of near-contact system.
MR Vel	Schmidtke, P.C., Cowley, A.P. 2001, AJ 122, 1569. (1ab, 2a) Period determination.
V382 Vel	2001, IAU Circ. 7610. (1a, 1v) Small amplitude periodicity.
	Mukai, K., Ishida, M. 2001, ApJ 551, 1024. (1bx) Internal shock model applied.
	Orio, M. et al. (10 authors) 2001, MNRAS 326, L13. (1x, 2e) X-ray emission.
HS Vir	Kato, T. et al. (7 authors) 2001, IBVS 5109. (1av) Length of supercycle.
VW Vul	Henry, C.K., Sion, E.M. 2001, PASP 113, 970. (1bu, 2eg)
DO Vul	Henden, A.A., Thorstensen, J.R., Sumner, B. 2001, IBVS 5141. (1e, 3d) The identity of CV.
DR Vul	Cicek, C. 2001, IBVS 5142. (1af, 2c) Eccentric EB.
---------------	HR, HD, HDE, BD, CoD, CPD, SAO Objects
HR 2554	Brown, A. et al. (7 authors) 2001, AJ 122, 392. (1bu, 2abe)
HR 7428	Marino, G. et al. (4 authors) 2001, A&A 375, 100. (1ab, 2abce) H $\alpha$ behaviour of SB.
HR 8078	Scarfe, C.D. 2001, JRASC 95, 155. (2a, 7a)
HD 108	Naze, Y., Vreux, J.-M., Rauw, G. 2001, A&A 372, 195. What is its real nature?
HD 434	Iliev, I.K.H. et al. (4 authors) 2001, IBVS 5051. (1b, 2c) Discovery of a secondary spectrum.
HD 1917	Griffin, R.F. 2001, Observatory 121, 221. (1b, 2a) Short-period SB1.
HD 4271	Griffin, R.F. 2001, Observatory 121, 221. (1b, 2a) Short-period SB1.
HD 9770	Watson, L.C. et al. (5 authors) 2001, MNRAS 325, 143. (1ab, 2abce) Photometric and spectroscopic study.
HD 10262	Griffin, R.F. 2001, Observatory 121, 221. (1b) Broad-lined and sharp-lined composite.
HD 10909	Fekel, F.C. et al. (4 authors) 2001, AJ 122, 991. (1ab, 2ab)
HD 81976	Carquillat, J.-M., Ginestet, N., Prieur, J.-L. 2001, A&A 369, 908. (1b, 2abc) A SB Am star.
HD 93205	Morrell, N.I. et al. (11 authors) 2001, MNRAS 326, 85. (1box, 2abcde) A massive double-lined binary.
HD 93917	Lasala-Garcia, A. 2001, IBVS 5075. (1a, 2c, 3b) New W UMa-type EB.
HD 98880	Carquillat, J.-M., Ginestet, N., Prieur, J.-L. 2001, A&A 369, 908. (1b, 2abc) A SB Am star.
HD 111154	Griffin, R.F. 2001, J. Ap. & Astron. 22, 121. (1b, 2a) Radial velocities and a search for eclipses with a negative result.
HD 115071	Lloyd, C., Stickland, D.J. 2001, A&A 370, 1026. (1a, 2ac) Ellipsoidal variable blue straggler?
HD 149404	Thaller M.L. et al. (5 authors) 2001, ApJ 554, 1074. (1b) Doppler tomography, colliding winds.
HD 152248	Sana, H., Rauw, G., Gosset, E. 2001, A&A 370, 121. (1b, 2abce) Colliding wind interaction.
HD 153919	Ankay, A. et al. (6 authors) 2001, A&A 370, 170. (1e) The evolutionary history of HMXB.
HD 168443	Marcy, G.W. et al. (10 authors) 2001, ApJ 555, 418. (1beo) Two substellar companions proposed, outer object has mass constrained between 17 and 40 Jupiter masses.
HD 169981	Lehmann, H. et al. (4 authors) 2001, A&A 373, 960. (1ab, 2abc) SB also a photometric binary?
HD 172481	Whitelock, P., Marang, F. 2001, MNRAS 323, L13. (1ai, 2befg) An extremely slow nova?
HD 190401	Griffin, R.F. 2001, Observatory 121, 221. (1b) Variation not confirmed.
HD 192641	Williams, P.M. et al. (12 authors) 2001, MNRAS 324, 156. (1abi, 2ce)
(WR 137)	Episodic dust formation.
HD 192644	Griffin, R.F. 2001, Observatory 121, 91. (1b, 2a) K-type long-period SB1.
HD 193986	Vidal-Sainz, J. 2001, IBVS 5066. (1a, 2c, 3b) New Algol-type EB.
HD 218687	Griffin, R.F. 2001, Observatory 121, 221. (1b, 2a) Short-period SB1.
HD 280340	Robb, R.M., Wagg, J., Berndsen, A. 2001, IBVS 5079. (1a, 2c, 3d) Brightness variation of X-ray source.
CD -26 $^{\circ}$ 304	Preston, G.W., Sneden, C. 2001, AJ 122, 1545. (1b, 2a, 3b) New binary including very metal-poor carbon star.
CPD -59 $^{\circ}$ 2628	Freyhammer, L.M. et al. (4 authors) 2001, A&A 369, 561. (1ab, 2abc) Parameters of EB.
CPD -59 $^{\circ}$ 2635	Colombo, J.F.A. et al. (4 authors) 2001, MNRAS 326, 78. (1box, 2abe) Spectroscopic double-lined binary system.
---------------	X-ray sources with constellation names
Aql X-1	(see V1333 Aql)
Cen X-4	Menou, K., McClintock, J.E. 2001, ApJ 557, 304. (5) The quiescent emission spectrum of Cen X-4 and other X-ray transients containing neutron stars.
Cir X-1	Qu, J.L., Yu, W., Li, T.P. 2001, ApJ 555, 7. (1bx) Frequency dependent time lag variations in LMXB.
Cyg X-1	Apparao, K.M.V. 2001, Bull. Astron. Soc. India 28, 275. (5) Model
(V1357 Cyg)	calculation for the quiescent radio emission.
	Chen, L. et al. (4 authors) 2000, Acta Ap. Sinica 20, 49. (1x) X-ray power density spectrum.
	Czerny, B. et al. (4 authors) 2001, MNRAS 325, 865. (1box, 2beg) Black hole mass from power density spectra.
	Dolan, J. 2001, PASP 113, 974. (1au, 2g) Dying pulse trains - evidence for event horizon.
	Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.
	Karitskaya, E.A. et al. (12 authors) 2001, AZh 78, 408. (1a, 2ac)
	Manchandra, R.K. 2001, J. Ap. & Astron. 22, 9. (1x) Ultra low hard X-ray flux.
	Martí, J., Mirabel, I.F., Rodriguez, L.F. 2001, IBVS 5127. (1r) Short-term radio variability.
	Pottschmidt, K. et al. (7 authors) 2001, AG Abstr. Ser. 18, 232. (1x) QPO analysis using RXTE data.
	Stern, B.E., Beloborodov A.M., Poutanen, J. 2001, ApJ 555, 829. (1ax) Very active state in April 1999.
	Young, A.J. et al. 2001, MNRAS 325, 1054. (1x, 2eg) Model of an ionized accretion disc.
Cyg X-3	Marti, J., Paredes, J.M., Peracaula, M. 2001, A&A 375, 476. (1r, 2e) Relativistic jet in HMXB.
	Mioduszewski, A.J. et al. (5 authors) 2001, ApJ 553, 766. (1r) VLBI reveals highly relativistic jet.
	Ogley, R.N., Burnell Bell, S.J., Fender, R..P. 2001, MNRAS 322, 177. (1i, 2beg) Investigating the wind using ISO data.
	Ogley, R.N. et al. (6 authors) 2001, MNRAS 326, 349. (1ar, 2ae) Radio flares and plasmon size.
Her X-1	Kuster, M. et al. (7 authors) 2001, AG Abstr. Ser. 18, 230. (1x)
(HZ Her)	Pulse profile changes during X-ray turn-on used to investigate properties of outer AD rim.
	Moon, D.-S., Eikenberry, S.S. 2001, ApJ 552, L135. (1bx) Coupling between variability and QPO's.
	Oosterbroek, T. et al. (6 authors) 2001, A&A 375, 922. (1x, 2eg) Rapid spin-down.
	Still, M. et al. (8 authors) 2001, ApJ 553, 776. (1bx) Warped AD model fits short high state.
	Still, M. et al. (9 authors) 2001, ApJ 554, 352. (1bx) Atmospheric reflection during an anomalous low state.
	Voloshina, I., Sheffer, E. 2001, AG Abstr. Ser. 18, 167. (1ao) UBV monitoring during low state (X-ray eclipse).
Sco X-1	Fomalont, E.B., Geldzahler, B.J., Bradshaw, C.F. 2001, ApJ 558, 283. (1r, 2b) Evolution and nature of compact radio lobes.
	Titarchuk, L.G. et al. (4 authors) 2001, ApJ 555, L45. (1bx, 2g) Normal branch QPO's.
Sco X-2	O'Neill, P.M. et al. (4 authors) 2001, A&A 370, 479. (1x, 2eg) Fast-time variability of LMXB.
---------------	Object names including RA and DEC
2RE J0039+103	(see BK Psc)
AX J0052.9-7157	Yokogawa, J. et al. (4 authors) 2001, PASJ 53, L9. (1x) A Be/X-ray binary pulsar, also known as RX J0052.9-7158 and XTE J0054-720.
RX J0203.8+2959	Katajainen, S. et al. (5 authors) 2001, A&A 372, 945. (1ad, 2eg) Polarimetry of CV.
GRO J0422+32	Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.
PSR J0437-4715	Vivekanand, M. 2001, MNRAS 326, L33. (1r, 2e) Radio profile instability.
A 0535+26	Ikhsanov, N.R., Larionov, V.M., Beskrovnaya, N.G. 2001, A&A 372, 227. (2g, 5) On the accretion flow geometry.
RX J0544.1-7100	Coe, M.J. et al. (5 authors) 2001, MNRAS 324, 623. (1aboix, 2ace, 3c) Optical counterparts to transient sources.
RX J0558+5353	(see V405 Aur)
A 0620-00	Froning, C.S., Robinson, E.L. 2001, AJ 121, 2212. (1ai, 2a) Ellipsoidal variable with hot spot.
HS 0705+6700	Drechsel, H. et al. (7 authors) 2001, AG Abstr. Ser. 18, 95. (1abo, 2abcef) New sdB EB.
RX J0812.4-3114	Galloway, D.K. et al. (4 authors) 2001, MNRAS 325, 419. (1x, 2ceg) Accretion column eclipses confirmed.
PG 0856+121	Ulla, A. et al. (4 authors) 2001, A&A 369, 986. (1a, 2e) On the multiple nature of hot subdwarf.
PG 0900+400	(see BI Lyn)
2S 0918-549	Jonker, P.G. et al. (9 authors) 2001, ApJ 553, 335. (1bi) Discovery of kilohertz QPO.
PSR J1012+5307	Lange, Ch. et al. (7 authors) 2001, MNRAS 326, 274. (1ro, 2ac, 5) Long-term high-precision timing observations.
HS 1023+3900	Schwarz, R., Schwope, A.D., Staude, A. 2001, A&A 374, 189. (1a, 2e, 3d) Photometry of CV.
XTE J1118+480	2001, IAU Circ. 7617. (1a) Analysis of periodicities.
	Dubus, G. et al. (5 authors) 2001, ApJ 553, 307. (1bv, 2a) Observed in outburst.
	Esin, A. A. et. al (7 authors) 2001, ApJ 555, 483. (2ab) Modeling of low-state spectrum.
	Fender, R.P. et al. (7 authors) 2001, MNRAS 322, L23. (1r, 2eg) Spectral evidence for a powerful compact jet from the system.
	Markoff, S., Falcke, H., Fender, R. 2001, A&A 372, L25. (2eg, 5) Jet model for BH candidates.
	McClintock, J.E. et al. (6 authors) 2001, ApJ 551, L147. (1bv, 2bc) BH greater than 6 solar mass in system.
	McClintock, J.E. et. al (16 authors) 2001, ApJ 555, 477. (1aboux) Simultaneous observations of black hole nova.
	Pooley, G.G. 2001, MNRAS 324, L23. (1r, 2c) Search for periodicities in the radio emission.
	Wagner, R.M. et. al (7 authors) 2001, ApJ 556, 42. (1abo, 2ab) Soft X-ray transient is a strong candidate black-hole binary.
	Wren, J. et. al (16 authors) 2001, ApJ 557, L97. (1o, 2g) Optical observations during X-ray outburst.
HS 1136+6646	Holberg, J.B. et al. (4 authors) 2001, AG Abstr. Ser. 18, 188. (1biou) New short-period, possibly eclipsing DAO + dMe system.
PSR B1259-63	Johnston, S. et al. (5 authors) 2001, MNRAS 326, 643. (1r, 2e) Multifrequency radio observations.
GS 1354-64	Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.
	Brocksopp, C. et al. (6 authors) 2001, MNRAS 323, 517. (1abiorx, 2ceg) Study of outburst from multiwavelength observations.
XTE J1543-568	in 't Zand, J.J.M., Corbet, R.H.D., Marshall, F.E. 2001, ApJ 553, L165. (1x, 2a, 3b) New low-eccentricity Be XRB.
XTE J1550-564	Jain, R.K. et al. (5 authors) 2001, ApJ 554, L181. (1aoix) Multiwavelength observations of black hole candidate during 2000 outburst.
	Wilson, C.D., Done, C. 2001, MNRAS 325, 167. (1bx, 2eg) Mapping the inner accretion disc.
RX J1608.6-3922	Joergens, V. et al. (5 authors) 2001, A&A 373, 966. (1ab) Not a binary but a spotted single star.
4U 1608-52	Revnivtsev, M. et al. (4 authors) 2001, A&A 372, 138. (1x, 2eg) Quasi-periodic variations.
4U 1624-49	Smale, A.P., Church, M.J., Balucinska-Church, M. 2001, ApJ 550, 962. (1cx, 2c) Five complex dips observed.
4U 1630-47	Augusteijn, T., Kuulkers, E., van Kerkwijk, M.H. 2001, A&A 375, 447. (1aei, 3bd) IR counterpart of BH candidate.
	Trudolyubov, S.P., Borozdin, K.N., Priedhorsky, W.C. 2001, MNRAS 322, 309. (1ax, 2eg) Spectral properties of the source and their correlation with timing properties.
4U 1636-53	Wijnands, R. 2001, ApJ 554, L59. (1bx) Recurrent very long type I X-ray bursts.
4U 1636-536	Revnivtsev, M. et al. (4 authors) 2001, A&A 372, 138. (1x, 2eg) Quasi-periodic variations.
RXS J16437+3402	Mickaelian, A.M. et al. (6 authors) 2001, AG Abstr. Ser. 18, 96. (1ab) New bright CV.
XTE J1650-500	2001, IAU Circ. 7707. (1ax, 3b) Soft X-R transient.
	2001, IAU Circ. 7708. (1v) New radio source.
	2001, IAU Circ. 7710. (1b) LMXRB in outburst.
	2001, IAU Circ. 7715. (1x) Quasi-periodic oscillations.
GRO J1655-40	Abramowicz, M.A., Kluzniak, W. 2001, A&A 374, L19. (5) BH spin in a LMXB.
	Buxton, M., Vennes, S. 2001, Publ. Astron. Soc. Australia 18, 91. (1b, 2ab) Atmospheric model fitting.
	Combi, J.A. et al. (4 authors) 2001, A&A 370, L5. (1r, 2e) Radio surroundings of microquasar.
	Gierlinski, M., Maciolek-Niedzwiecki, Ebisawa, K. 2001, MNRAS 325, 1253. (1x, 2beg) Relativistic accretion disc model.
	Greene, J., Bailyn, C.D., Orosz, J.A. 2001, ApJ 554, 1290. (1aoi, 2abc) Microquasar in quiescence.
4U 1728-34	Franco, L.M. 2001, ApJ 554, 340. (1bx) Effect of mass accretion rate on burst oscillations.
PSR J1740-3052	Stairs, I.H. et al. (17 authors) 2001, MNRAS 325, 979. (1adir, 2abcd) Binary pulsar.
1E 1740.7-2942	Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.
XTE J1748-288	Naik, S. et al. (6 authors) 2001, Bull. Astron. Soc. India 28, 289. (1x) X-ray light curves.
GRS 1758-258	Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.
SAX J1808.4-3658	Bhattacharyya, S. 2001, ApJ 554, 185. (5) Upper mass limit and radius are 2.27 solar masses and 9.73 km for this possible strange matter binary star component.
	Bildsten, L., Chakrabarty, D. 2001, ApJ 557, 292. (5) Brown dwarf companion for accreting ms pulsar.
	Homer, L. et al. (4 authors) 2001, MNRAS 325, 1471. (1ao, 2ce) CCD photometry of the counterpart in quiescence.
	in 't Zand, J.J.M. et al. (11 authors) 2001, A&A 372, 916. (1x, 2eg) First outburst.
SAX J1819.3-2525	(see V4641 Sgr)
2A 1822-371	Jonker, P.G., Van Der Klis, M. 2001, ApJ 553, L43. (1bx, 2b) Discovery of X-ray pulsar in system.
4U 1822-37	Cottam, J. et. al (5 authors) 2001, ApJ 557, L101. (1bx) Observations of accretion disk coronal source.
GS 1843+00	Manchandra, R.K. 2001, Bull. Astron. Soc. India 28, 277. (1x) Near absence of 29.5 s pulsation in the hard X-ray band.
GS 1843+009	Israel, G.L. et al. (10 authors) 2001, A&A 371, 1018. (1abio, 3cd) Optical/IR counterpart of transient pulsar.
PSR B1855+09	Althaus, L.G., Serenelli, A.M., Benvenuto, O.G. 2001, ApJ 554, 1110. (5) Formation and evolution of 0.242 solar-mass helium WD in the presence of element diffusion.
XTE J1859+226	2001, IAU Circ. 7644. (1b) Preliminary radial velocities of secondary.
GRS 1915+105	Belloni, T., Mendez, M., Sanchez-Fernandez, C. 2001, A&A 372, 551. (1x, 2eg) High-frequency oscillations.
	Greiner, J. et al. (5 authors) 2001, A&A 373, L37. (1bi, 2eg) Identification of the donor component.
	Harlaftis, E.T., Dhillon, V.S., Castro-Tirado, A. 2001, A&A 369, 210. (1bi, 2eg) HMXB or LMXB?
	Nandi, A. et al. (4 authors) 2001, MNRAS 324, 267. (1ax, 2ce) QPOs.
	Strohmayer, T.E. 2001, ApJ 554, L172. (1bx) Discovery of a second high frequency QPO in archival data.
	Vadawale, S.V. et al. (4 authors) 2001, A&A 370, L17. (1rx, 2eg) Mass ejection in microquasar.
XB 1916-053	Homer, L. et al. (7 authors) 2001, MNRAS 322, 827. (1aox, 2b) Period study from X-ray/white light high speed photometry.
KPD 1930+2752	Ergma, E., Fedorova, A.V., Yungelson, L.R. 2001, A&A 376, L9. (5) A type Ia supernova progenitor?
XTE J1946+274	Paul, B. et al. (6 authors) 2001, A&A 370, 529. (1x, 2e) IXAE observations of X-ray pulsar.
1WGA J1958.2+3232	Uslenghi, M. et al. (5 authors) 2001, A&A 372, L1. (1ad, 2e) Circular polarization in CV.
GS 2023+38	Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.
XTE J2123-058	Hynes, R.I. et al. (6 authors) 2001, MNRAS 324, 180. (1b, 2abc) Optical studies. Phase-resolved spectroscopy.
4U 2206+54	Negueruela, I. Reig, P. 2001, A&A 371, 1056. (1boux, 2e) On the nature of HMXB.
---------------	Galactic objects with other designations
CE 315	Ruiz, M.T. et al. (4 authors) 2001, ApJ 552, 679. (1bv, 2bc) A new interacting double-degenerate binary.
CS 22948-027	Preston, G.W., Sneden, C. 2001, AJ 122, 1545. (1b, 2a, 3b) New binary including very metal-poor carbon star.
CS 22957-027	Preston, G.W., Sneden, C. 2001, AJ 122, 1545. (1b, 2a, 3b) New binary including very metal-poor carbon star.
GJ 876	Marcy, G.W. et al. (6 authors) 2001, ApJ 556, 296. (1b, 2ab) 2:1 period suggests gravitational resonance in planet pair.
Gliese 644	Mazeh, T. et al. (9 authors) 2001, MNRAS 325, 343. (1bo, 2ab) Spectroscopic study and modelling.
GSC 0752.2349	Bernhard, K. et al. (4 authors) 2001, IBVS 5168. (1a, 2c, 3b) A new W UMa-type EB.
GSC 0870.0798	Robb, R.M., Wagg, J., Berndsen, A. 2001, IBVS 5088. (1a, 2c, 3d) Brightness variation of X-ray source.
GSC 1522.599	Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.
GSC 1991.1390	Blättler, E., Diethelm, R. 2001, IBVS 5052. (1af, 2c) A new ROTSE1 EB in Com.
GSC 1991.1633	Blättler, E., Diethelm, R. 2001, IBVS 5052. (1af, 2c) A new ROTSE1 EB in Com.
GSC 2016.839	Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.
GSC 2020.736	Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.
GSC 2020.873	Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.
GSC 2022.79	Blättler, E., Diethelm, R. 2001, IBVS 5125. (1a, 2c) A new ROTSE1 EB in Boo.
GSC 2063.902	Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.
GSC 2066.1210	Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.
GSC 2530.488	Blättler, E., Diethelm, R. 2001, IBVS 5052. (1af, 2c) A new ROTSE1 EB in CVn.
	Bloomer, R., et al. (4 authors) 2001, IBVS 5149. (1af, 2c, 3d) Preliminary photometric solution.
GSC 2594.1289	Blättler, E., Diethelm, R. 2001, IBVS 5146. (1af, 2c) A new ROTSE1 EB in Her.
GSC 2895.1173	Robb, R.M., Wagg, J., Berndsen, A. 2001, IBVS 5079. (1a, 3d) Brightness variation of X-ray source.
GSC 3002.0454	Williams, D.B. 2001, IBVS 5084. (1ap, 2c, 3b) A new Algol-type EB in UMa.
GSC 5409.1201	Williams, D.B. 2001, IBVS 5084. (1ap, 2c, 3b) A new Algol-type EB in Pup.
GSC 5582.0545	Frank, P., Bernhard, K. 2001, IBVS 5148. (1af, 2c, 3b) A new W UMa-type EB.
GX 1+4	Galloway, D.K. et al. (4 authors) 2001, MNRAS 325, 419. (1x, 2ceg) Accretion column eclipses confirmed.
GX 13+1	Ueda, Y. et al. (5 authors) 2001, ApJ 556, L87. (1bx) Iron K absorption line thought to be unique to superluminal jet sources discovered in neutron star binary.
GX 339-4	Fender, R.P. 2001, MNRAS 322, 31. (1r, 2eg) Flat radio spectra and jets imaged at radio-wavelengths.
GX 340+0	Titarchuk, L.G., Osherovich, V. 2001, ApJ 555, L55. (1bx5) Classification of power-density spectrum and estimation of $\delta$ -invariant value.
Haro 6-10	Leinert, C. et al. (6 authors) 2001, A&A 369, 215. (1i, 2e) Variability of young binary.
LD 328	Lloyd, C. et al. (9 authors) 2001, IBVS 5111. (1af, 2c) Parabolic light elements.
	Lloyd, C. et al. (6 authors) 2001, IBVS 5112. (1a, 2a) Light-curve solution.
MWC 623	Zickgraf, F.-J. 2001, A&A 375, 122. (1b, 2be) Spectroscopic study of Be/K binary.
NSV 01012	Berthold, T. et al. (5 authors) 2001, IBVS 5171. (1afp, 2c, 3b) New EB.
NSV 02544	Pejcha, O. et al. (6 authors) 2001, IBVS 5132. (1af, 2c, 3bd) New W UMa-type EB.
NSV 03007	Garcia-Melendo, E., Sanchez-Bajo, F. 2001, IBVS 5065. (1af, 2c, 3b) New EW EB.
Phoenix 1	Hoard, G.W., Wachter, S., Kim-Quijano, J. 2001, PASP 113, 482. (1a, 2a)
S1082(in M67)	van den Berg, M. et al. (4 authors) 2001, A&A 375, 375. (1ab, 2ab) A blue straggler triple system.
StH $\alpha$ 190	Munari U., et al. (18 authors) 2001, A&A 369, L1. (1b, 2e) Bipolar outflow from symbiotic binary.
TmzV34	Kato, T. et al. (4 authors) 2001, IBVS 5123. (1a) Outburst photometry.
TmzV36	Kato, T., Uemura, M. 2001, IBVS 5097. (1a) Outburst photometry.
WR147 (AS431)	Setia Gunawan, D.Y.A. et al. (4 authors) 2001, A&A 368, 484. (1r, 2ce) Radio light curves for WR binary.
47 Tuc U	Edmonds, P.D. et al. (5 authors) 2001, ApJ 557, L57. (1aox, 2c) Detection of 0.429d-period blue companion to 4.3 ms pulsar.
---------------	Extragalactic variables, SN, X-ray sources
LMC X-1	Gierlinski, M., Maciolek-Niedzwiecki, Ebisawa, K. 2001, MNRAS 325, 1253. (1x, 2beg) Relativistic accretion disc model.
LMC X-3	Boyd, P.T., Smale, A.P., Dolan, J.F. 2001, ApJ 555, 822. (1abdux) Periodic amplitude modulation.
LMC X-4	Boroson, B. et al. (4 authors) 2001, ApJ 550, 919. (1bv, 2g) Comparison of hydrodynamic model with observations.
RX J0052.1-7319 (SMC)	Covino, S. et al. (7 authors) 2001, A&A 374, 1009. (1ab, 2e, 3cd) Optical counterpart.
RX J0101.3-7211	Sasaki, M. et al. (4 authors) 2001, AG Abstr. Ser. 18, 10. (1x)
(in SMC)	Discovery of X-ray pulsations from Be/X-ray binary in SMC by XMM observations.
	Sasaki, M. et al. (4 authors) 2001, A&A 369, L29. (1x, 2e) Pulsations from Be/X-ray binary.
XTE J0111.2-7317 (SMC)	Covino, S. et al. (7 authors) 2001, A&A 374, 1009. (1ab, 2e, 3cd) Optical counterpart.
Sk-67 18 (LMC)	Niemela, V.S., Seggewiss, W., Moffat, A.F.J. 2001, A&A 369, 544. (1ab, 2a) Multiple system with EB.
Novae in M31	2001, IAU Circ. 7615. (1a, 3b)
	2001, IAU Circ. 7684. (1a, 3b)
	2001, IAU Circ. 7703. (1a, 3b).

Next: General Up: Bibliography of Close Binaries Previous: Bibliography of Close Binaries

Horst Drechsel
12/12/2001