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Astronomy Letters -- January 2000
Volume 26, Issue 1, pp. 1-60
ART-P/Granat Observations of the X-ray Pulsar 4U0115+634 during the Outburst in February 1990
A. A. Lutovinov, S. A. Grebenev, and R. A. Sunyaev
pp. 1-8 Full Text: PDF (188 kB)
One Hundred Years of Observations of the Be Star HDE 245770 (the X-ray Binary A0535+26/V725 Tau): The End of an Active Phase?
V. M. Lyuty and G. V. Zaitseva
pp. 9-21 Full Text: PDF (182 kB)
Variability of Cyg X-1 (V1357 Cyg) in 1995–1996 during the Hard and Soft X-ray Spectral States
E. A. Karitskaya, V. P. Goranskii, K. N. Grankin, and S. Yu. Mel'nikov
pp. 22-33 Full Text: PDF (237 kB)
A Flare of the H2O Maser in the Source Orion KL
A. M. Tolmachev
pp. 34-37 Full Text: PDF (61 kB)
Determining the Period of the Long-Period Activity of the Water-Vapor Maser in W75N
E. E. Lekht and V. V. Krasnov
pp. 38-48 Full Text: PDF (297 kB)
On the Stability of the Phase Problem
V. Yu. Terebizh
pp. 49-60 Full Text: PDF (291 kB)
