V804 Возничего

V804 Возничего
Звезда
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Наблюдательные данные
(Эпоха J2000.0)
Прямое восхождение 6ч 26м 6,61с[1]
Склонение +27° 55′ 58,13″[1]
Расстояние 1294,8336 ± 77,1233 пк[1]
Видимая звёздная величина (V) 15,74 ± 0,4[2]
Созвездие Возничий
Астрометрия
Собственное движение
 • прямое восхождение −1,649 ± 0,076 mas/год[1]
 • склонение −6,353 ± 0,064 mas/год[1]
Параллакс (π) 0,7723 ± 0,046 mas[1]
Спектральные характеристики
Показатель цвета
 • B−V 0,48
Переменность W Большой Медведицы[3]
Коды в каталогах

UCAC2 41517151, UCAC3 236-66936, 2MASS J06260661+2755581, USNO-B1.0 1179-00155111, GSC2 N22213002656, GSC2.3 N8DS002656, USNO-A2.0 1125-03954939, VSX J062606.6+275559, Gaia DR2 3432819406661825536, V804 Aur и TIC 84462925

Информация в базах данных
SIMBAD V* V804 Aur
Логотип Викиданных Информация в Викиданных ?

V804 Возничего (лат. V804 Aurigae) — двойная затменная переменная звезда типа W Большой Медведицы (EW)[4][5] в созвездии Возничего на расстоянии приблизительно 4223 световых лет (около 1295 парсеков) от Солнца. Видимая звёздная величина звезды — от +16,3m до +15,7m[6]. Орбитальный период — около 0,305 суток (7,3193 часа)[7].

Характеристики

Первый компонент — жёлтый карлик спектрального класса G. Радиус — около 1,16 солнечного, светимость — около 0,825 солнечной. Эффективная температура — около 5107 K[1].

Второй компонент — жёлтый карлик спектрального класса G.

Примечания

  1. ↑ 1 2 3 4 5 6 7 Gaia Data Release 2 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2018.
  2. ↑ Lasker B. M., Lattanzi M. G., McLean B. J., Bucciarelli B., Drimmel R., Garcia J., Greene G., Guglielmetti F., Hanley C., Hawkins G. et al. The second-generation guide star catalog: description and properties (англ.) // The Astronomical Journal / J. G. III, E. Vishniac — New York City: IOP Publishing, AAS, University of Chicago Press, AIP, 2008. — Vol. 136, Iss. 2. — P. 735–766. — ISSN 0004-6256; 1538-3881 — doi:10.1088/0004-6256/136/2/735 — arXiv:0807.2522
  3. ↑ N. N. Samus’, Kazarovets E. V., Durlevich O. V., Kireeva N. N., Pastukhova E. N. General catalogue of variable stars: Version GCVS 5.1 (англ.) // Astronomy Reports / D. Bisikalo — MAIK Nauka/Interperiodica, Springer Science+Business Media, 2017. — Vol. 61, Iss. 1. — P. 80–88. — ISSN 1063-7729; 1562-6881; 0004-6299 — doi:10.1134/S1063772917010085
  4. ↑ Samus N. N., Durlevich O. V. Combined General Catalogue of Variable Stars — 2004. — Т. 2250. — С. —1.
  5. ↑ Hambalek L. New Variables In Archival CCD Fields — 2008. — Т. 95. — С. 42.
  6. ↑ V804 Aur Архивная копия от 12 июля 2020 на Wayback Machine, database entry, Combined General Catalog of Variable Stars (GCVS5.1, 2017 Ed.), N. N. Samus, O. V. Durlevich, et al., CDS ID II/250 Архивная копия от 1 июля 2015 на Wayback Machine Accessed online 2021-04-23.
  7. ↑ Kreiner J. M. Up-to-date linear elements of eclipsing binaries (англ.) // Acta Astronomica / M. Kubiak — Copernicus Foundation for Polish Astronomy, 2004. — Vol. 54. — P. 207–210. — ISSN 0001-5237

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