X Возничего

X Возничего
Звезда
Наблюдательные данные
(Эпоха J2000.0)
Прямое восхождение 6ч 12м 13,38с[1][2]
Склонение +50° 13′ 40,43″[1][2]
Расстояние 1122,84 ± 102,88 пк[2]
Видимая звёздная величина (V) 11,2 ± 0,73[3]
Созвездие Возничий
Астрометрия
Лучевая скорость (Rv) −18 ± 4,6 км/с[4]
Собственное движение
 • прямое восхождение 8,151 ± 0,126 mas/год[2]
 • склонение −0,493 ± 0,119 mas/год[2]
Параллакс (π) 0,8906 ± 0,0816 mas[2]
Спектральные характеристики
Спектральный класс M3-5e[5]
Показатель цвета
 • B−V 1,5
Переменность мирида[6]
Коды в каталогах

DO 30097, GCRV 3897, GSC 03383-00515, HD 42212, HIC 29441, HIP 29441, IRAS 06083+5014, 2MASS J06121334+5013406, PPM 30299, AG+50 593, BD+50 1279a, WEB 5788, X Aur, AAVSO 0604+50, AN 8.1900, TYC 3383-515-2, UCAC4 702-042323, Gaia DR2 971668838130849664, WISE J061213.36+501340.8, TYC 3383-515-1, UCAC4 702-042324 и TIC 241209012

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

X Возничего (лат. X Aurigae), HD 42212 — одиночная переменная звезда в созвездии Возничего на расстоянии (вычисленном из значения параллакса) приблизительно 1496 световых лет (около 459 парсеков) от Солнца. Видимая звёздная величина звезды — от +13,8m до +7,8m[7].

Характеристики

X Возничего — красный гигант, пульсирующая переменная звезда, мирида (M) спектрального класса M3e-M7e[7] или M3-5e[5]. Радиус — около 74,87 солнечных, светимость — около 949,054 солнечных. Эффективная температура — около 3703 К[2].

Примечания

  1. ↑ 1 2 Leeuwen F. v. Validation of the new Hipparcos reduction (англ.) // Astronomy and Astrophysics / T. Forveille — EDP Sciences, 2007. — Vol. 474, Iss. 2. — P. 653–664. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846 — doi:10.1051/0004-6361:20078357 — arXiv:0708.1752
  2. ↑ 1 2 3 4 5 6 7 Gaia Data Release 2 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2018.
  3. ↑ Zacharias N., Finch C. T., Girard T. M., Bartlett J. L., Monet D. G., Zacharias M. I. VizieR Online Data Catalog: UCAC4 Catalogue (Zacharias+, 2012) (англ.) — 2012. — Vol. 1322.
  4. ↑ Gontcharov G. A. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system (англ.) // Astronomy Letters / R. Sunyaev — Nauka, Springer Science+Business Media, 2006. — Vol. 32, Iss. 11. — P. 759–771. — ISSN 1063-7737; 1562-6873; 0320-0108; 0360-0327 — doi:10.1134/S1063773706110065 — arXiv:1606.08053
  5. ↑ 1 2 Keenan P. C., Garrison R. F., Deutsch A. J. Revised Catalog of Spectra of Mira Variables of Types ME and Se (англ.) // The Astrophysical Journal: Supplement Series — AAS, 1974. — Vol. 28. — P. 271–307. — ISSN 0067-0049; 1538-4365 — doi:10.1086/190318
  6. ↑ Kukarkin B. V., Kholopov P. N., Pskovsky Y. P., Efremov Y. N., Kukarkina N. P., Kurochkin N. E., Medvedeva G. I. General Catalogue of Variable Stars, 3rd ed. — 1971.
  7. ↑ 1 2 X Aur, 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 2020-11-11.

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