V404 CYG/GS 2023+338: Monitoring in the Optical with Robotic Telescopes of the MASTER Global Network during the 2015 Superburst
- Авторлар: Lipunov V.M.1,2, Kuznetsov A.S.1, Gorbovskoy E.S.1, Kornilov V.G.1, Tyurina N.V.1, Vladimirov V.V.1, Krushinskiy V.V.3, Zalozhnykh I.S.3, Vlasenko D.M.1,2, Zimnukhov D.S.1, Balanutsa P.V.1, Gabovich A.1,4, Shakura N.I.1, Giovanelli F.5, Titarchuk L.G.1,6, Buckley D.A.7, Gress O.1,8, Budnev N.8, Rebolo R.9, Serra-Ricart M.8, Tlatov A.G.10, Senik V.A.1, Yurkov V.V.10, Ershova O.7, Grinshpun V.G.2, Ishmukhametova Y.V.8
-
Мекемелер:
- Sternberg Astronomical Institute
- Physics Department
- Kourovka Astronomical Observatory
- Blagoveshchensk State Pedagogical University
- Institute Nationale di Astrofisica
- Ferrara University
- South African Astronomical Observatory (SAAO)
- Irkutsk State University, Applied Physics Institute
- Instituto de Astrofísica de Canarias
- Kislovodsk Solar Station of the Main (Pulkovo) Observatory
- Шығарылым: Том 63, № 7 (2019)
- Беттер: 534-549
- Бөлім: Article
- URL: https://journals.rcsi.science/1063-7729/article/view/192954
- DOI: https://doi.org/10.1134/S1063772919070059
- ID: 192954
Дәйексөз келтіру
Аннотация
2070 unique, homogeneous photometric and polarization observations of the microquasar in a binary system with a black hole V404 Cyg/GS2023+338 obtained in 2015 with the MASTER global network of robotic telescopes (16 robotic telescopes located at eight points on the Earth in Russia, Spain, South Africa, and Argentina) are presented. MASTER was the first telescope network to obtain optical observations of the microquasar after its gamma-ray outburst in 2015. Observations were carried out from 18:34:09 UT on June 15, 2015 until December 2015 in four polarizations and in the four standard BV RI filters. The paper presents the results of these observations and a comparative analysis of optical and X-ray data. The observations confirm the previously discovered super-long delays of the optical radiation relative to the X-ray outbursts. Possible mechanisms causing the delay in the optical variations relative to the X-ray variations are discussed. Variability of the optical polarization discovered earlier is confirmed another similar episode reported.
Авторлар туралы
V. Lipunov
Sternberg Astronomical Institute; Physics Department
Хат алмасуға жауапты Автор.
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991; Moscow, 119234
A. Kuznetsov
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
E. Gorbovskoy
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
V. Kornilov
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
N. Tyurina
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
V. Vladimirov
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
V. Krushinskiy
Kourovka Astronomical Observatory
Email: lipunov2007@gmail.com
Ресей, Ekaterinburg, 620000
I. Zalozhnykh
Kourovka Astronomical Observatory
Email: lipunov2007@gmail.com
Ресей, Ekaterinburg, 620000
D. Vlasenko
Sternberg Astronomical Institute; Physics Department
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991; Moscow, 119234
D. Zimnukhov
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
P. Balanutsa
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
A. Gabovich
Sternberg Astronomical Institute; Blagoveshchensk State Pedagogical University
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991; Blagoveshchensk, 675000
N. Shakura
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
F. Giovanelli
Institute Nationale di Astrofisica
Email: lipunov2007@gmail.com
Италия, Roma
L. Titarchuk
Sternberg Astronomical Institute; Ferrara University
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991; Ferrara
D. Buckley
South African Astronomical Observatory (SAAO)
Email: lipunov2007@gmail.com
ОАР, Cape Town
O. Gress
Sternberg Astronomical Institute; Irkutsk State University, Applied Physics Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991; Irkutsk, 664003
N. Budnev
Irkutsk State University, Applied Physics Institute
Email: lipunov2007@gmail.com
Ресей, Irkutsk, 664003
R. Rebolo
Instituto de Astrofísica de Canarias
Email: lipunov2007@gmail.com
Испания, La Laguna, Tenerife
M. Serra-Ricart
Irkutsk State University, Applied Physics Institute
Email: lipunov2007@gmail.com
Ресей, Irkutsk, 664003
A. Tlatov
Kislovodsk Solar Station of the Main (Pulkovo) Observatory
Email: lipunov2007@gmail.com
Ресей, Kislovodsk, 357700
V. Senik
Sternberg Astronomical Institute
Email: lipunov2007@gmail.com
Ресей, Moscow, 119991
V. Yurkov
Kislovodsk Solar Station of the Main (Pulkovo) Observatory
Email: lipunov2007@gmail.com
Ресей, Kislovodsk, 357700
O. Ershova
South African Astronomical Observatory (SAAO)
Email: lipunov2007@gmail.com
ОАР, Cape Town
V. Grinshpun
Physics Department
Email: lipunov2007@gmail.com
Ресей, Moscow, 119234
Yu. Ishmukhametova
Irkutsk State University, Applied Physics Institute
Email: lipunov2007@gmail.com
Ресей, Irkutsk, 664003
Қосымша файлдар
