3 papers
astro-ph.HE2024
Multiwavelength variability of the blazar AO 0235+164
V. V. Vlasyuk, Yu. V. Sotnikova, A. E. Volvach +28
We present a study of the multiwavelength (MW) variability of the blazar AO 0235+164 based on the radio-to--ray data covering a long time period from 1997 to 2023. The radio da…
astro-ph.SR2024
Catalog of variable stars in the WD 0009+501 and GRW +708247 fields based on photometric survey data on transiting exoplanets
O. Ya. Yakovlev, A. F. Valeev, G. G. Valyavin +15
We present a catalog of 150 variable stars, including 13 stars with exoplanet candidates. 37 stars were identified as variables for the first time. As a result of a 2.5-year photom…
astro-ph.IM2024
ESPriF: the Echelle Spectropolarimeter of the BTA Primary Focus. Correction of Low-Frequency Variations in the Star Image
M. V. Yushkin, E. V. Emelianov, Yu. B. Verich +1
The development of a corrector for low-frequency variations in the star image at the input of ESPriF, the echelle spectropolarimeter of the BTA primary focus, is reported. New tech…