87 Девы

87 Девы
Звезда
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Наблюдательные данные
(Эпоха J2000.0)
Прямое восхождение 13ч 47м 25,39с[1]
Склонение −17° 51′ 35,42″[1]
Расстояние 194,314 ± 5,7392 пк[1]
Видимая звёздная величина (V) 5,43[2]
Созвездие Дева
Астрометрия
Лучевая скорость (Rv) 59,84 ± 0,46 км/с[3]
Собственное движение
 • прямое восхождение 60,825 ± 0,186 mas/год[1]
 • склонение −31,825 ± 0,177 mas/год[1]
Параллакс (π) 5,1463 ± 0,152 mas[1]
Спектральные характеристики
Спектральный класс M2III[4][5][…]
Показатель цвета
 • B−V 1,62
 • U−B 1,94
Переменность полуправильная переменная звезда
Коды в каталогах

HD 120052, 2MASS J13472537-1751353, HIP 67288, HR 5181, IRAS 13447-1736, SAO 158165, GSC 06127-00581, GC 18632, GCRV 8136, HIC 67288, IRC -20258, NSV 6442, PPM 227850, RAFGL 1648, TYC 6127-581-1, UBV 12299, YZ 107 5187, WEB 11838, Gaia DR2 6294922115917311872, 87 Vir, Gaia DR3 6294922115917311872, TIC 286961399, UBV M 19710, BD-17 3932, GEN# +1.00120052, SKY# 25300 и [DS98] 196

Информация в базах данных
SIMBAD * 87 Vir
Логотип Викиданных Информация в Викиданных ?

87 Девы (лат. 87 Virginis), HD 120052 — двойная звезда в созвездии Девы на расстоянии приблизительно 634 световых лет (около 194 парсек) от Солнца. Визуальная звёздная величина звезды — +5,439m[6].

Характеристики

Первый компонент — красный гигант спектрального класса M0[7], или M2IIIab[8], или M2III[9][10][11], или Ma[12]. Масса — около 1,564 солнечной, радиус — около 108,202 солнечного, светимость — около 756,097 солнечной[3]. Эффективная температура — около 3878 K[13].

Второй компонент — коричневый карлик. Масса — около 29,55 юпитерианской[6]. Удалён в среднем на 1,736 а.е.[6].

Примечания

  1. ↑ 1 2 3 4 5 6 Gaia Early Data Release 3 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2020.
  2. ↑ Ducati J. R. Catalogue of Stellar Photometry in Johnson's 11-color system (англ.) — 2002. — Vol. 2237.
  3. ↑ 1 2 Gaia Data Release 2 (англ.) / Data Processing and Analysis Consortium, European Space Agency — 2018.
  4. ↑ Keenan P. C., McNeil R. C. The Perkins catalog of revised MK types for the cooler stars (англ.) // The Astrophysical Journal: Supplement Series — AAS, 1989. — Vol. 71. — P. 245–266. — ISSN 0067-0049; 1538-4365 — doi:10.1086/191373
  5. ↑ Allen L. E., Strom K. M. Moderate-resolution spectral standards from lambda-5600 to lambda-9000 Angstroms (англ.) // The Astronomical Journal / J. G. III, E. Vishniac — New York City: IOP Publishing, AAS, University of Chicago Press, AIP, 1995. — Vol. 109. — P. 1379–1390. — ISSN 0004-6256; 1538-3881 — doi:10.1086/117370
  6. ↑ 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
  7. ↑ 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
  8. ↑ Eggleton P. P., Tokovinin A. A. A Catalog of Multiplicity among Bright Stellar Systems (англ.) // Monthly Notices of the Royal Astronomical Society / D. Flower — OUP, 2008. — Vol. 389, Iss. 2. — P. 869–879. — 11 p. — ISSN 0035-8711; 1365-2966 — doi:10.1111/J.1365-2966.2008.13596.X — arXiv:0806.2878
  9. ↑ Ghosh S., Mondal S., Das R., Khata D. Spectral Calibration of K−M Giants from medium resolution near-infrared HK-band spectra (англ.) // Monthly Notices of the Royal Astronomical Society / D. Flower — OUP, 2019. — Vol. 484, Iss. 4. — P. 4619—4634. — ISSN 0035-8711; 1365-2966 — doi:10.1093/MNRAS/STZ299 — arXiv:1901.09170
  10. ↑ 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
  11. ↑ McKemmish L. K., Yurchenko S. N., Tennyson J. ExoMol line lists - XVIII. The high-temperature spectrum of VO (англ.) // Monthly Notices of the Royal Astronomical Society / D. Flower — OUP, 2016. — Vol. 463, Iss. 1. — P. 771–793. — 23 p. — ISSN 0035-8711; 1365-2966 — doi:10.1093/MNRAS/STW1969 — arXiv:1609.06120
  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.
  13. ↑ Borisov S. B., Chilingarian I. V., Rubtsov E. V., Ledoux C., Melo C., Grishin K. A., Katkov I. Y., Goradzhanov V. S., Afanasiev A. V., Kasparova A. V. et al. New Generation Stellar Spectral Libraries in the Optical and Near-infrared. I. The Recalibrated UVES-POP Library for Stellar Population Synthesis (англ.) // The Astrophysical Journal: Supplement Series — AAS, 2023. — Vol. 266, Iss. 1. — 20 p. — ISSN 0067-0049; 1538-4365 — doi:10.3847/1538-4365/ACC321 — arXiv:2211.09130

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