UV Гончих Псов

UV Гончих Псов
Звезда
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Наблюдательные данные
(Эпоха J2000.0)
Прямое восхождение 14ч 00м 49,24с[1]
Склонение +28° 19′ 50,87″[1]
Расстояние 3742,2146 пк[1]
Созвездие Гончие Псы
Астрометрия
Параллакс (π) 0,1406 ± 0,0198 mas[1] и 0,0829 ± 0,0259 mas[2]
Спектральные характеристики
Переменность RR Лиры с асимметричной кривой блеска[вд][3]
Коды в каталогах

UCAC3 237-114212, ATO J210.2051+28.3307, BPS BS 16082-0085, LINEAR 10694800, 2MASS J14004921+2819508, NSVS 7724594, ROTSE1 J140049.51+281954.0, SDSS J140049.22+281950.8, TIC 28158037, UV CVn, ZTF J140049.23+281950.7, DCD2013] CSS J140049.1+281951, [SHM2017] J210.20511+28.33074, Gaia DR3 1452719090975843968, Gaia DR2 1452719090975843968 и WISEA J140049.23+281950.7

Информация в базах данных
SIMBAD V* UV CVn
Логотип Викиданных Информация в Викиданных ?

UV Гончих Псов (лат. UV Canum Venaticorum) — одиночная переменная звезда в созвездии Гончих Псов на расстоянии приблизительно 12 205 световых лет (около 3742 парсек) от Солнца. Звёздная величина диапазона CV звезды — от +14,54m до +13,57m[4].

Открыта Вальтером Бааде в 1926 году и Борисом Васильевичем Кукаркиным в 1957 году[5]*.

Характеристики

UV Гончих Псов — жёлто-белая пульсирующая переменная звезда типа RR Лиры (RRAB)[4][6][7] спектрального класса F. Эффективная температура — около 6252 K[1].

Примечания

  1. ↑ 1 2 3 4 5 Gaia Data Release 3 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2022.
  2. ↑ Gaia Data Release 2 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2018.
  3. ↑ Общий каталог переменных звёзд
  4. ↑ 1 2 UV CVn, 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 2024-05-30.
  5. ↑ Gryzunova T. I. On five variable stars in the vicinity of globular cluster NGC 5466 // Переменные звезды. Приложение — 1972. — Т. 1. — С. 287–297.
  6. ↑ Dékány I., Grebel E. K. Photometric Metallicity Prediction of Fundamental-mode RR Lyrae Stars in the Gaia Optical and K s Infrared Wave Bands by Deep Learning (англ.) // The Astrophysical Journal: Supplement Series — AAS, 2022. — Vol. 261, Iss. 2. — 14 p. — ISSN 0067-0049; 1538-4365 — doi:10.3847/1538-4365/AC74BA
  7. ↑ Mullen J. P., Marengo M., Martínez-Vázquez C. E., Neeley J. R., Bono G., Dall'Ora M., Chaboyer B., Thévenin F., Braga V. F., Crestani J. et al. Metallicity of Galactic RR Lyrae from Optical and Infrared Light Curves. I. Period-Fourier-Metallicity Relations for Fundamental-mode RR Lyrae (англ.) // The Astrophysical Journal / E. Vishniac — IOP Publishing, 2021. — Vol. 912, Iss. 2. — 18 p. — ISSN 0004-637X; 1538-4357 — doi:10.3847/1538-4357/ABEFD4 — arXiv:2103.09372

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