3 papers
astro-ph2002
Rarefied Gaseous Disk Around Black Hole in the System of V4641 Sgr
V. P. Goranskij, E. A. Barsukova, A. N. Burenkov +1
The results of photometric CCD monitoring and spectral observations of the black hole binary and microquasar V4641 Sgr in the quiet state are presented. The ellipsoidal light curve…
astro-ph1998
The stellar population of the decoupled nucleus in M 31
O. K. Sil'chenko, A. N. Burenkov, V. V. Vlasyuk
The results of a spectroscopic and photometric investigation of the central region of M 31 are presented. An analysis of absorption-index radial profiles involving magnesium, calci…
astro-ph1997
Decoupled Nuclei and Nuclear Polar Rings in Regular Spiral Galaxies. NGC 2841
O. K. Sil'chenko, V. V. Vlasyuk, A. N. Burenkov
The Sb galaxy NGC 2841 was observed at the 6 m telescope of SAO RAS with the Multi-Pupil Field Spectrograph and at the 1 m telescope of SAO RAS with the long-slit spectrograph. An…