29 citations · 80 across the 11 of their papers we have counts for
4 papers · 1 filter
Discovery of the most X-ray luminous quasar SRGE J170245.3+130104 at redshift z
G. A. Khorunzhev, A. V. Meshcheryakov, P. S. Medvedev +10
SRGE J170245.3+130104 was discovered by the eROSITA telescope aboard the SRG space observatory on March 13-15, 2020 during the first half-year scan of its all-sky X-ray survey. The…
Measurement of the supermassive black hole masses in two active galactic nuclei by the photometric reverberation mapping method
E. A. Malygin, E. S. Shablovinskaya, R. I. Uklein +1
We present the results of long-term photometric monitoring of two active galactic nuclei, 2MASX J08535955+7700543 (z 0.106) and VII Zw 244 (z 0.131), being investigat…
Spectroscopy and polarimetry of the gravitationally lensed quasar Q0957+561
L. Č. Popović, V. L. Afanasiev, E. S. Shablovinskaya +2
We present new spectroscopic and polarimetric observations of the first discovered gravitational lens Q0957+561 obtained with the 6m telescope of the Special Astrophysical Observat…
Stokes-polarimeter for 1-meter telescope
Victor Afanasiev, Elena Shablovinskaya, Roman Uklein +1
We present the "StoP" photometer-polarimeter (Stokes-polarimeter) used for observations with the 1-m telescope of the Special Astrophysical Observatory of the Russian Academy of Sc…