4 papers · 1 filter
IX Russian-Finnish Symposium on Radio Astronomy "Multi-wavelength investigations of solar and stellar activity and active galactic nuclei"
V. E. Abramov-Maximov, T. G. Arshakian, V. M. Bogod +33
The IX Russian-Finnish Symposium on Radio Astronomy was held in Special astrophysical observatory RAS in Nizhnij Arkhyz, Russia on 15-20 October 2006. It was dedicated to the two-s…
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…
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…
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…