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OQ Андромеды

OQ Андромеды
Звезда
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Наблюдательные данные
(Эпоха J2000.0)
Прямое восхождение 1ч 42м 7,80с[1]
Склонение +39° 24′ 43,93″[1]
Расстояние 560,193 ± 8,0337 пк[1]
Видимая звёздная величина (V) 7,73[2]
Созвездие Андромеда
Астрометрия
Лучевая скорость (Rv) −16,19 ± 0,28 км/с[3]
Собственное движение
 • прямое восхождение 13,603 ± 0,025 mas/год[1]
 • склонение 1,029 ± 0,02 mas/год[1]
Параллакс (π) 1,7851 ± 0,0256 mas[1]
Спектральные характеристики
Спектральный класс M3III[4]
Показатель цвета
 • B−V 1,63
Коды в каталогах

DO 8885, GSC 02819-01451, HD 10388, HIC 7951, HIP 7951, IRAS 01391+3909, IRC +40026, 2MASS J01420779+3924439, PPM 66540, SAO 54913, AG+39 176, BD+38 326, Gaia DR1 346833246401441152, Gaia DR2 346833250697120768, OQ And, TIC 189668779, AAVSO 0136+38, TYC 2819-1451-1 и Gaia DR3 346833250697120768

Информация в базах данных
SIMBAD V* OQ And
Логотип Викиданных Информация в Викиданных ?

OQ Андромеды (лат. OQ Andromedae), HD 10388 — двойная звезда в созвездии Андромеды на расстоянии приблизительно 1844 световых лет (около 565 парсеков) от Солнца. Видимая звёздная величина звезды — от +7,73m до +7,64m[5].

Характеристики

Первый компонент — красный гигант, пульсирующая медленная неправильная переменная звезда (LB)[6][7] спектрального класса M3III[5][8][9], или M4[10], или M1[11], или Ma[12]. Масса — около 1,503 солнечной, радиус — около 77,28 солнечных, светимость — около 1011,834 солнечных. Эффективная температура — около 3703 K[3].

Второй компонент — коричневый карлик. Масса — около 11,65 юпитерианских[9]. Удалён на 1,713 а.е.[9].

Примечания

  1. ↑ 1 2 3 4 5 6 Gaia Early Data Release 3 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2020.
  2. ↑ SIMBAD Astronomical Database
  3. ↑ 1 2 Gaia Data Release 2 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2018.
  4. ↑ Sato K., Kuji S. MK classification and photometry of stars used for time and latitude observations at Mizusawa and Washington (англ.) // Astronomy and Astrophysics / T. Forveille — EDP Sciences, 1990. — Vol. 85. — P. 1069–1087. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846
  5. ↑ 1 2 OQ And Архивная копия от 24 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 2020-12-28.
  6. ↑ Kholopov P. N., Samus' N. N., Kazarovets E. V., Kireeva N. N. The 68th name-list of variable stars (англ.) // Information Bulletin on Variable Stars — Konkoly Observatory, 1987. — Vol. 3058. — P. 1–30. — ISSN 0374-0676; 1587-2440; 1587-6578
  7. ↑ OQ And - Universe Guide. Дата обращения: 7 мая 2021. Архивировано 9 мая 2021 года.
  8. ↑ Cruzalèbes P., Petrov R. G., Robbe-Dubois S., Varga J., Burtscher L., Allouche F., Berio P., Hofmann, K. -H., Hron J., Jaffe W. et al. A catalogue of stellar diameters and fluxes for mid-infrared interferometry (англ.) // Monthly Notices of the Royal Astronomical Society / D. Flower — OUP, 2019. — Vol. 490, Iss. 3. — P. 3158—3176. — ISSN 0035-8711; 1365-2966 — doi:10.1093/MNRAS/STZ2803 — arXiv:1910.00542
  9. ↑ 1 2 3 Kervella P., Arenou F., Mignard F., Thévenin F. Stellar and substellar companions of nearby stars from Gaia DR2. Binarity from proper motion anomaly (англ.) // Astronomy and Astrophysics / T. Forveille — EDP Sciences, 2019. — Vol. 623. — P. 72–72. — 23 p. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846 — doi:10.1051/0004-6361/201834371 — arXiv:1811.08902
  10. ↑ Lee O. J., Baldwin R. J., Hamlin D. W., Bartlett T. J., Gore G. D., Baldwin T. J. Dearborn Observatory Catalogue of faint red stars (parts 1A, 1B and 1C) — 1947. — Т. 5. — С. 1.
  11. ↑ Roeser S., Bastian U. PPM (Positions and Proper Motions) North Star Catalogue (англ.) // Astronomy and Astrophysics / T. Forveille — EDP Sciences, 1988. — Vol. 74. — P. 449. — ISSN 0004-6361; 0365-0138; 1432-0746; 1286-4846
  12. ↑ Cannon A. J., Pickering E. C. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925) (англ.) // Annals of the Astronomical Observatory of Harvard College — 1918. — Vol. 91-100.

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