COMMISSION 27 OF THE I.A.U.

INFORMATION BULLETIN ON VARIABLE

Nos. 0101-0200

1965 July - 1967 May

EDITOR: L. Detre KONKOLY OBSERVATORY 1525 BUDAPEST, Box 67, HUNGARY CONTENTS

0101 THE PERIOD OF THE MAGNETIC VARIABLE HD 8441 R. Steinitz 14 July 1965

0102 RU MONOCEROTIS D.Ya. Martynov 22 July 1965

0103 ROSINO'S OBJECT F. Bertola 24 July 1965

0104 RR LYRAE VARIABLES IN M92 E.S. Kheylo 11 September 1965

0105 V828 CYGNI W. Wenzel 13 September 1965

0106 NEW VARIABLE STARS G. Romano 30 September 1965

0107 BRIGHT SOUTHERN BV-STARS W. Strohmeier, R. Knigge, H. Ott 7 October 1965

0108 THE PERIOD OF THE SPECTROSCOPIC BINARY AND MAGNETIC HD 8441 P. Renson 18 October 1965

0109 SPECTRAL VARIATIONS OF THE WR STAR HD 50896 R. Barbon, F. Bertola, F. Ciatti, R. Margoni 20 October 1965

0110 IN ANONYMOUS GALAXY C. Hoffmeister OBJECT ROSINO-ZWICKY NEAR M88 W. Wenzel 25 October 1965

0111 MINIMA OF ECLIPSING VARIABLES L.J. Robinson 27 October 1965

0112 CURRENT ELEMENTS OF RZ CASSIOPEIAE L.J. Robinson 1 November 1965

0113 SUPERNOVA 2h20.m8 + 30d 50' 1855.0 C. Hoffmeister THE SUPERNOVA IN NGC 3631 K. Lochel 8 November 1965 0114 MINIMA OF ECLIPSING VARIABLES L.J. Robinson 11 November 1965

0115 BRIGHT SOUTHERN BV-STARS W. Strohmeier, R. Knigge, H. Ott 10 November 1965

0116 OBSERVATIONS OF AL Cam W. Quester, W. Braune 22 November 1965

0117 FAINT SOUTHERN BV-STARS R. Knigge 27 December 1965

0118 PHOTOMETRIC LIGHT-CURVES OF SOUTHERN BV-STARS E. Schoffel 27 December 1965

0119 MINIMA OF ECLIPSING VARIABLES L.J. Robinson 27 December 1965

0120 BRIGHT SOUTHERN BV-STARS W. Strohmeier, H. Fischer, H. Ott 14 February 1966

0121 BV 394 = BD +42d 3471 8.m9 H. Ott 14 February 1966

0122 ON THE VARIABILITY OF HD 234677 P.F. Chugainov 27 February 1966

0123 NOUVELLES ETOILES VARIABLES R. Weber 7 March 1966

0124 VELOCITY CURVE OF BV 312 TAURI R. Margoni, A. Mammano 15 March 1966

0125 RZ VULPECULAE L. Meinunger 16 March 1966

0126 NEW S9537 Per C. Hoffmeister 17 March 1966

0127 NEW BRIGHT M.S. Snowden 18 March 1966

0128 NOTE ON THE AMPLITUDE OF THE CEPHEID RU Cam W. Wamsteker 22 March 1966 0129 MINIMA OF ECLIPSING VARIABLES L.J. Robinson 28 March 1966

0130 EMISSION LINES IN THE FLARE STAR YZ CMi G. Chincarini, A. Mammano 5 April 1966

0131 NEW ELEMENTS FOR THE BINARY BV 267 FROM PHOTOELECTRIC AND SPECTROSCOPIC OBSERVATIONS R. Margoni, A. Mammano, R. Biolchini, C. Bartolini 19 April 1966

0132 NOTE ON THE CLASSIFICATION OF BC Eri W.S. Fitch 22 April 1966

0133 RT Ceti L.J. Robinson 9 May 1966

0134 SPECTRUM OF THE EARLY-TYPE FLARE STAR BD +13d 1048 A. Mammano 5 May 1966

0135 NOTE ON THE AMPLITUDE OF RU Cam J. Smak 16 May 1966

0136 A NEW BRIGHT SOUTHERN VARIABLE STAR R. Deurinck, R. Briers 21 May 1966

0137 TWO NEW SHORT PERIOD VARIABLES R.L. Millis 31 May 1966

0138 PHOTOELECTRIC OBSERVATIONS OF THE NEW VARIABLE HD 107904 A.A. Wachmann 9 June 1966

0139 PHOTOELECTRIC OBSERVATIONS OF Her 1963 G. Chincarini, V.S. Howard 14 June 1966

0140 BRIGHT SOUTHERN BV-STARS W. Strohmeier, H. Fischer, H. Ott 27 June 1966

0141 LONG PERIOD VARIABLE STARS WITH LARGE INTRINSIC POLARIZATION K. Serkowski 30 June 1966

0142 PHOTOELECTRIC OBSERVATION OF HD 116994 Kwan-Yu Chen 6 July 1966

0143 LIGHT VARIABILITY OF 20 CANUM VENATICORUM W.H. Wehlau, S.C.N. Chen, G. Symonds 7 July 1966 0144 HD +54d 2193 (5.m8) H. Schneller HD 156545 = BV 418 W. Strohmeier BV 345 = V796 Cyg H. Busch, K. Haussler 44 i BOOTIS H. Schneller 9 July 1966

0145 NOTE ON V796 Cyg = S4782 = BV 345 W. Strohmeier Y CYGNI H. Schneller NOUVELLE ETOILE VARIABLE E. Schweitzer 22 July 1966

0146 THE SECONDARY PERIOD OF THE RRab STAR Z CANUM VENATICORUM S. Kanyo 22 July 1966

0147 THE ECLIPSE OF AZ Cas P. Tempesti 25 July 1966

0148 PHOTOELECTRIC MINIMA OF ECLIPSING VARIABLES C. Popovici 5 August 1966

0149 MIRA PRIOR TO FABRICIUS P. Brosche 6 August 1966

0150 OBSERVATIONS OF VARIABLE F-TYPE STARS WITH SHORT PERIODS I.J. Danziger, R.J. Dickens 8 August 1966

0151 DS CYGNI A. Koeckelenbergh 22 August 1966

0152 NOTE ON THE VARIABLE RU Cam N.S. Nikolov CYCLIC AMPLITUDE VARIATIONS OF RU Cam L. Detre 26 August 1966

0153 IMPROVED ELEMENTS FOR SEVEN RR LYRAE STARS L.J. Robinson 1 September 1966

0154 MINIMA OF ECLIPSING VARIABLES L.J. Robinson 1 September 1966

0155 NOUVELLES ETOILES VARIABLES R. Weber 22 September 1966 0156 POSSIBLE FLARE ACTIVITY IN A G-TYPE STAR A.D. Andrews 23 September 1966

0157 FURTHER FLARE ACTIVITY IN BUTLER'S STAR IN THE SMC A.D. Andrews, C.J. Butler, J.P. Eksteen 26 September 1966

0158 NEW SOUTHERN VARIABLES W. Strohmeier 27 September 1966

0159 THE CEPHEID BV 428 = 26 Cir W. Strohmeier 29 September 1966

0160 Ton S 120: A NEW VERY SHORT-PERIOD ECLIPSING BINARY W. Krzeminski 6 October 1966

0161 BV 677 AND BV 714, TWO CEPHEIDS W. Strohmeier 7 October 1966

0162 DETERMINATION OF THE MASS AND THE MODEL OF THE VARIABLES: RT AURIGAE, ETA AQUILAE, X CYGNI, MIRA CETI AND BM CASSIOPEIAE OF POP.I, AND RR LYRAE AND TWO TYPICAL VARIABLES OF POP. II A. Masani, A. Martini, M. Nelli, E. Albino DS CYGNI Ch. Bertaud DS CYGNI R. Weber 10 October 1966

0163 APSIDAL MOTION IN AG PERSEI J. Morley 14 October 1966

0164 BV 449 AND BV 600, TWO BRIGHT EB-STARS W. Strohmeier 29 October 1966

0165 3C 446 J.H. Hunter Jr., A.J. Wesselink 10 November 1966

0166 ELEMENTS FOR TWO SONNEBERG EA-VARIABLES W. Strohmeier 21 November 1966

0167 REPARTITION DANS LE PLAN GALACTIQUE DES ETOILES DU TYPE U GEMINORUM M. Petit 24 November 1966

0168 ELEMENTS FOR SONNEBERG EA-VARIABLES (II) W. Strohmeier 26 November 1966

0169 T PYXIDIS A. Jones 10 December 1966 0170 EU TAURI E.F. Guinan 15 December 1966

0171 ON 12 RR LYRAE STARS IN M3 E.S. Kheylo 27 December 1966

0172 NEW MICROVARIABLE HD 117555 P.F. Chugainov 29 December 1966

0173 REMARK CONCERNING THE AMPLITUDE OF RU Cam DURING 1965 H. Huth, W. Wenzel 29 December 1966

0174 CSV 4769 H. Busch, K. Haussler 30 December 1966

0175 NEW VARIABLE STAR IN EQUULEUS S. Catalano, M. Rodono 3 January 1967

0176 IMPROVED AND CURRENT ELEMENTS FOR 50 CEPHEIDS G.S. Tsarevsky 4 January 1967

0177 VZ TELESCOPII A. van Hoof, E. Mertens 18 January 1967

0178 BRIGHT SOUTHERN BV-STARS W. Strohmeier 20 January 1967

0179 REPARTITION GALACTIQUE DES CEPHEIDS TYPIQUES DE GRANDE PERIODE M. Petit 24 January 1967

0180 MINIMA OF ECLIPSING VARIABLES L.J. Robinson 25 January 1967

0181 ELEMENTS FOR SONNEBERG VARIABLES (III) W. Strohmeier 1 February 1967

0182 18-MIN. LIGHT-VARIATIONS OF HZ 29 J. Smak 6 February 1967

0183 NOUVELLES ETOILES VARIABLES R. Weber 7 February 1967

0184 ELEMENTS FOR SONNEBERG VARIABLES (IV) W. Strohmeier 15 February 1967 0185 NEW VARIABLE STARS G. Romano PHOTOELECTRIC OBSERVATIONS OF TX UMa E. Pohl 20 February 1967

0186 V439 OPHIUCHI, A CEPHEID WITH SECONDARY PERIOD E.B. Gusev 23 February 1967

0187 MINIMA OF ECLIPSING VARIABLES I. Todoran, I. Popa 27 February 1967

0188 ELEMENTS FOR BV 646 AND BV 752 W. Strohmeier 2 March 1967

0189 LES MAXIMA FAIBLES DES ETOILES DU TYPE U GEMINORUM M. Petit 15 March 1967

0190 THE PERIOD OF AB ANDROMEDAE W. Quester 28 March 1967

0191 ELEMENTS OF THREE BAMBERG VARIABLES W. Strohmeier 28 March 1967

0192 A HISTORICAL RECORD POSSIBLE RELATED TO THE RADIO SOURCE Cas A P. Brosche 30 March 1967

0193 A NEW ECLIPSING VARIABLE STAR IN LEO (CORRECTION IN No. 198) R. de Carlo, G. Sabatini 1 April 1967

0194 WR 131 H. Busch PHOTOELECTRIC MINIMA OF AB And E. Pohl 12 April 1967

0195 BRIGHT SOUTHERN BV-STARS W. Strohmeier 12 April 1967

0196 RECENT OBSERVATIONS OF THE SUPERNOVA IN NGC 1058 F. Bertola 18 April 1967

0197 REVISED EPHEMERIS FOR NOVA T AURIGAE G.S. Mumford 24 April 1967

0198 PHOTOELECTRIC MINIMA FOR SW Lac E. Pohl 24 April 1967 0199 ELEMENTS FOR SONNEBERG VARIABLES (V) W. Strohmeier 30 April 1967

0200 THE BEAT-PERIOD IN THETA OPHIUCHI R. Briers 17 May 1967