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0501 MINIMA OF ECLIPSING VARIABLES L.P. Surkova 28 December 1970ASCII text [0501.txt]
0502 PHOTOELECTRIC LIGHT-CURVE OF KP Aql C. Ibanoglu, Omur Gulmen 31 December 1970ASCII text [0502.txt]
0503 A LIKELY 15.5 YEAR APSIDAL MOTION PERIOD IN HS Her D.S. Hall 4 January 1971ASCII text [0503.txt]
0504 ON THE VARIABILITY AND PERIOD OF BH DRACONIS W.R. Boy, Eduard W. Burke, Jr. 5 January 1971ASCII text [0504.txt]
0505 THE SPECTRUM OF THE JULY 1970 SUPERNOVA IN M101 F. Stienon, Thomas Wdowiak 9 January 1971ASCII text [0505.txt]
0506 HBV 476 P. Klawitter 18 January 1971ASCII text [0506.txt]
0507 A NEW ECLIPSING BINARY IN SAGITTARIUS M.J. Keyes 18 January 1971ASCII text [0507.txt]
0508 PHOTOELECTRIC MINIMA OF ECLIPSING VARIABLES C. Popovici 20 January 1971ASCII text [0508.txt]
0509 ABOUT THE VARIABILITY OF THE ECLIPSING VARIABLE STAR NQ Her C. Popovici 20 January 1971ASCII text [0509.txt]
0510 PROCEDURAL CHANGES FOR USERS OF THE IAU (27). RAS FILE OF PHOTOELECTRIC OBSERVATIONS OF VARIABLE STARS W.S. Fitch 21 January 1971ASCII text [0510.txt]
0511 THE LIGHT CURVE OF RU CAMELOPARDALIS DURING THE PERIOD OCTOBER 1969 - AUGUST 1970 P. Broglia, G. Guerrero 23 January 1971ASCII text [0511.txt]
0512 A LONG-PERIOD ECLIPSING BINARY L.J. Robinson, M. Harwood 28 January 1971ASCII text [0512.txt]
0513 TIMES OF MAXIMUM FOR MIRA VARIABLES Th.G. Barnes, B.M. Barnes 30 January 1971ASCII text [0513.txt]
0514 NEW FLARE STARS IN THE PLEIADES OBSERVED AT ASIAGO FROM SEPTEMBER 1969 TO FEBRUARY 1970 L. Pigatto, L. Rosino 8 February 1971ASCII text [0514.txt]
0515 A POSSIBLE FIFTH SUPERNOVA (1969) IN THE SPIRAL GALAXY NGC 6946 L. Rosino 8 February 1971ASCII text [0515.txt]
0516 PROGRAMME OF COOPERATIVE OBSERVATIONS OF FLARE STARS FOR 1971 A.D. Andrews, P.F. Chugainov, V.S. Oskanian, E.M. Kellogg 8 February 1971ASCII text [0516.txt]
0517 ON A POSSIBLE NOVA AT GREAT DISTANCE FROM THE CENTRE OF M31 A.S. Sharov, A.K. Alksnis 16 February 1971ASCII text [0517.txt]
0518 HBV 477 A NEW ECLIPSING VARIABLE IN THE CYGNUS-CLOUD H. Bossen 14 February 1971ASCII text [0518.txt]
0519 A NOTE ON LY AURIGAE = 35921 F.B. Wood 18 February 1971ASCII text [0519.txt]
0520 ON THE CAUSE OF PERIODIC LIGHT VARIATIONS OF SOME RED DWARF STARS P.F. Chugainov EDITOR'S NOTE ON CHUGAINOV'S PAPER MENTIONED ABOVE L. Detre 22 February 1971ASCII text [0520.txt]
0521 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR YZ CMi DURING THE 1971 JANUARY 15 - FEBRUARY 2 INTERNATIONAL PATROL P.F. Chugainov, N.I. Shakhovskaya, G.N. Alekseev 22 February 1971ASCII text [0521.txt]
0522 TWO NEW VARIABLE STARS G. Romano, M. Perissinotto 22 February 1971ASCII text [0522.txt]
0523 PHOTOELECTRIC OBSERVATIONS OF YZ CMi V.S. Oskanian CORRECTION TO NO. 503 (HS Her) 23 February 1971ASCII text [0523.txt]
0524 YZ CMi K. Osawa, K. Ichimura, K. Okida, H. Koyano 26 February 1971ASCII text [0524.txt]
0525 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR EV Lac DURING THE 1970 AUGUST 23 - SEPTEMBER 9 INTERNATIONAL PATROL S. Cristaldi, M. Rodono 26 February 1971ASCII text [0525.txt]
0526 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR UV Cet DURING THE 1970 SEPTEMBER 22 - OCTOBER 9 INTERNATIONAL PATROL S. Cristaldi, M. Rodono 26 February 1971ASCII text [0526.txt]
0527 HD 197753: A NEW RED VARIABLE? M. Wisse 27 February 1971ASCII text [0527.txt]
0528 UNUSUAL DISTRIBUTION OF FLARE STARS IN PLEIADES L.V. Mirzoyan, M.A. Mnatsakanian 4 March 1971ASCII text [0528.txt]
0529 AD LEONIS, FEBRUARY 15-21, 1971 K. Osawa, K. Ichimura 8 March 1971ASCII text [0529.txt]
0530 PHOTOELECTRIC MINIMA OF ECLIPSING BINARIES A. Kizilirmak, E. Pohl 9 March 1971ASCII text [0530.txt]
0531 NEW OBSERVATIONS OF GAMMA BOOTIS J.P. Sareyan, G. Zribi, A. Bijaoui 12 March 1971ASCII text [0531.txt]
0532 THE SECONDARY PERIOD OF THE VARIABLE STAR SW PISCIUM V. Ureche 20 March 1971ASCII text [0532.txt]
0533 A PHOTOMETRIC MINIMUM OF THE ECLIPSING BINARY SZ CAMELOPARDALIS E.H. Olsen 25 March 1971ASCII text [0533.txt]
0534 PHOTOELECTRIC OBSERVATIONS OF AD Leo P.F. Chugainov, N.I. Shakhovskaya CORRECTION TO NO. 176 7 April 1971ASCII text [0534.txt]
0535 SOME REMARKS CONCERNING THE TIME-DISTRIBUTION OF FLARES OF UV CETI TYPE STARS V.S. Oskanian, V.Yu. Terebizh 14 April 1971ASCII text [0535.txt]
0536 ETOILES DU TYPE BY DRACONIS M. Petit 16 April 1971ASCII text [0536.txt]
0537 THE SUPERNOVA SERVICE OF THE ABASTUMANI ASTROPHYSICAL OBSERVATORY E.K. Kharadze 18 April 1971ASCII text [0537.txt]
0538 OBSERVATIONS OF THE FLARE STAR UV Cet DURING THE 1970 SEPTEMBER 22 - OCTOBER 9 INTERNATIONAL PATROL F.M. Bateson, B.F. Marino, W.S.G. Walker, D.J. Cameron, P.D. Cain 19 April 1971ASCII text [0538.txt]
0539 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR YZ CMi JANUARY 1971 F.M. Bateson 19 April 1971ASCII text [0539.txt]
0540 PHOTOGRAPHIC OBSERVATIONS OF NOVA IN L.M.C. F.M. Bateson 19 April 1971ASCII text [0540.txt]
0541 PLANETARY NEBULA FG SAGITTAE STOPPED BRIGHTENING W. Wenzel, W. Furtig 22 April 1971ASCII text [0541.txt]
0542 PHOTOELECTRIC OBSERVATIONS AND TIMES OF MINIMA OF Y CYGNI D.J.K. O'Connell 23 April 1971ASCII text [0542.txt]
0543 V1057 Cyg G.H. Herbig, E.A. Harlan 27 April 1971ASCII text [0543.txt]
0544 A NOTE ON THE ORBITAL PERIOD OF SS CYGNI M.F. Walker, Glenn H. Reagan 3 May 1971ASCII text [0544.txt]
0545 A NEW VARIABLE STAR IN SERPENS F.M. Stienon EDITOR'S NOTE ON BY Dra, SP K6Ve L. Detre 3 May 1971ASCII text [0545.txt]
0546 RY TAURI B.A. Dragomiretskaia, V. Tsessevich 8 May 1971ASCII text [0546.txt]
0547 UBV PHOTOMETRY OF THE COMPOSITE STAR DELTA SAGITTAE D.S. Hall 7 May 1971ASCII text [0547.txt]
0548 PHOTOGRAPHIC LIGHT-CURVE OF HBV 476 P. Klawitter 14 May 1971ASCII text [0548.txt]
0549 PHOTOELECTRIC OBSERVATIONS OF ETA CARINAE F.M. Bateson 14 May 1971ASCII text [0549.txt]
0550 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR AD Leo DURING THE 1971 FEBRUARY 18 - MARCH 4 INTERNATIONAL PATROL S. Cristaldi, M. Rodono 20 May 1971ASCII text [0550.txt]
0551 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR BD +16d2708 DURING THE 1971 MARCH 20 - APRIL 2 INTERNATIONAL PATROL S. Cristaldi, M. Rodono 20 May 1971ASCII text [0551.txt]
0552 PHOTOELECTRIC OBSERVATIONS OF BD +16d2708 P.F. Chugainov, N.I. Shakhovskaya 24 May 1971ASCII text [0552.txt]
0553 PHOTOELECTRIC OBSERVATIONS OF YZ CMi AND AD Leo P.F. Chugainov, N.I. Shakhovskaya 24 May 1971ASCII text [0553.txt]
0554 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR YZ CMi DURING THE 1971 JANUARY 16 - FEBRUARY 2 INTERNATIONAL PATROL S. Cristaldi, M. Rodono 24 May 1971ASCII text [0554.txt]
0555 PHOTOELECTRIC LIGHT CURVES OF PV CASSIOPEIAE C. Ibanoglu 26 May 1971ASCII text [0555.txt]
0556 PHOTOMETRY OF DELTA SCUTI VARIABLES HR 2107 AND HR 5005 J.C. Valtier 26 May 1971ASCII text [0556.txt]
0557 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR YZ CMi T.R. Bhatt, S.D. Sinvhal 29 May 1971ASCII text [0557.txt]
0558 NEW BRIGHT SOUTHERN VARIABLE STARS D. Friedrich, E. Schoffel 7 June 1971ASCII text [0558.txt]
0559 ON THE SPECTRUM OF THE SERPENS VARIABLE B. Hidajat 8 June 1971ASCII text [0559.txt]
0560 UBV PHOTOMETRY OF BM Cas D.S. Hall 9 June 1971ASCII text [0560.txt]
0561 PHOTOMETRIC OBSERVATIONS OF YZ CANIS MINORIS AND AD LEONIS A.H. Jarrett, J.P. Eksteen 9 June 1971ASCII text [0561.txt]
0562 NEW BRIGHT SOUTHERN VARIABLE STARS W. Strohmeier 26 June 1971ASCII text [0562.txt]
0563 VARIABLE 14 IN THE GLOBULAR CLUSTER M5 W. Osborn 26 June 1971ASCII text [0563.txt]
0564 ON THE APPARENT NON-VARIABILITY OF ADS 9975 A.U. Landolt 26 June 1971ASCII text [0564.txt]
0565 PRELIMINARY NOTE ON V1057 CYGNI AND SOME OTHER SIMILAR OBJECTS G. Haro 28 June 1971ASCII text [0565.txt]
0566 ON THE DISTRIBUTION OF FLARE STARS IN THE PLEIADES CLUSTER P.N. Kholopov 6 July 1971ASCII text [0566.txt]
0567 PHOTOELECTRIC OBSERVATIONS OF TX CANCRI M. Kitamura, A. Yamasaki 8 July 1971ASCII text [0567.txt]
0568 V1057 CYGNI L.J. Robinson, M. Harwood 15 July 1971ASCII text [0568.txt]
0569 HD 34409 - A SUSPECTED NEW VARIABLE STAR R.W. Hilditch 15 July 1971ASCII text [0569.txt]
0570 IDENTIFICATION AND SPECTRUM OF THE NEW VARIABLE IN SERPENS D.J. MacConnell 15 July 1971ASCII text [0570.txt]
0571 ABOUT THE VARIABILITY OF THE ECLIPSING VARIABLE STAR NQ Her C. Blanco 30 July 1971ASCII text [0571.txt]
0572 CONCERNING VARIABLE 14 IN M5 C. Coutts OBSERVATIONS OF VARIABLES ON SONNEBERG PLATES E. Splittgerber 30 July 1971ASCII text [0572.txt]
0573 MINIMA OF ECLIPSING VARIABLES Z. Klimek 12 August 1971ASCII text [0573.txt]
0574 THE PERIOD OF MW PAVONIS R.M. Williamon 14 August 1971ASCII text [0574.txt]
0575 THE PERIOD OF AQ TUCANAE Th.F. Collins 23 August 1971ASCII text [0575.txt]
0576 HD 101799, A COMPLETELY ECLIPSING W UMa SYSTEM R.F. Sistero, M.E. Castore de Sistero 24 August 1971ASCII text [0576.txt]
0577 A RESEARCH PROGRAM ON SOUTHERN RED DWARFS S.F. Mello, C.A.O. Torres 6 September 1971ASCII text [0577.txt]
0578 UBV PHOTOMETRY OF THE SUSPECTED VARIABLE BD +18d4586 R.C. Tate, E.W. Burke, Jr. NOTES ON VARIABLES E. Splittgerber 6 September 1971ASCII text [0578.txt]
0579 ORION FLARE STARS IN FEBRUARY 1971 A.N. Kulapova 9 September 1971ASCII text [0579.txt]
0580 HDE 302013 - A NEW SHORT-PERIOD VARIABLE STAR R.S. Cannon, O.J. Eggen 15 September 1971ASCII text [0580.txt]
0581 V1057 CYGNI G. Welin 18 September 1971ASCII text [0581.txt]
0582 PHOTOELECTRIC AND SPECTROGRAPHIC OBSERVATIONS OF THE ECLIPSING VARIABLE SZ CAMELOPARDALIS M. Kitamura, A. Yamasaki 21 September 1971ASCII text [0582.txt]
0583 ACCURATE POSITION AND PRE-NOVA IDENTIFICATION FOR NOVA CEPHEI 1971 G.K. Walker, Marcia J. Keyes 22 September 1971ASCII text [0583.txt]
0584 MINIMA OF ECLIPSING VARIABLES P. Flin 28 September 1971ASCII text [0584.txt]
0585 ELEMENTS AND CURVES OF THE TWO INFRARED VARIABLES MO AND MP CASSIOPEIAE L. Rosino, D. di Martino 18 October 1971ASCII text [0585.txt]
0586 NEW BRIGHT SOUTHERN VARIABLE STARS R. Bloomer 19 October 1971ASCII text [0586.txt]
0587 ELEMENTS OF TWO BAMBERG VARIABLES R. Bloomer 19 October 1971ASCII text [0587.txt]
0588 HD 184077: ANOTHER RED VARIABLE M. Wisse 20 October 1971ASCII text [0588.txt]
0589 OBSERVATIONS OF BV 1041 L. Plaut 22 October 1971ASCII text [0589.txt]
0590 NOTE ON LMC VARIABLE STARS P.W. Hodge, F.W. Wright 26 October 1971ASCII text [0590.txt]
0591 TESTS OF TWO SUSPECTED VARIABLES M.A. Seeds "FLARES OF RED DWARF STARS" - AN ANNOUNCEMENT 30 October 1971ASCII text [0591.txt]
0592 ONE NEW AND FOUR UP-DATED VARIABLE STARS D. Hoffleit 12 November 1971ASCII text [0592.txt]
0593 VARIABLE RADIO OBJECT 20.08.01 W. Wenzel 12 November 1971ASCII text [0593.txt]
0594 7 NEW VARIABLE STARS IN NGC 1261 C. Bartolini, F. Grilli, J.W. Robertson 24 November 1971ASCII text [0594.txt]
0595 I.A.U. COLLOQUIUM (NO.21) ON VARIABLE STARS IN GLOBULAR CLUSTERS AND IN RELATED SYSTEMS M.W. Feast 29 November 1971ASCII text [0595.txt]
0596 THE ECLIPSING BINARY AB CASSIOPEIAE AS A DELTA SCUTI STAR P. Tempesti 2 December 1971ASCII text [0596.txt]
0597 FLARE MONITORING OF AD Leo R.B. Herr 2 December 1971ASCII text [0597.txt]
0598 FURTHER REMARKS CONCERNING VARIABLE 14 IN M5 W. Osborn 6 December 1971ASCII text [0598.txt]
0599 THREE SOMEWHAT OVERLOOKED FACETS OF VY CANIS MAJORIS L.J. Robinson 7 December 1971ASCII text [0599.txt]
0600 PHOTOELECTRIC OBSERVATIONS OF THE FLARE STAR EV Lac DURING THE 1971 SEPTEMBER 11-27 INTERNATIONAL PATROL S. Cristaldi, M. Rodono 21 December 1971ASCII text [0600.txt]