ヘルクレス座72番星
出典: フリー百科事典『ウィキペディア(Wikipedia)』 (2023/07/01 20:32 UTC 版)
ヘルクレス座72番星(ヘルクレスざ72ばんせい、72 Herculis、72 Her)あるいはヘルクレス座w星(w Herculis、w Her)は、ヘルクレス座の恒星である。見かけの等級は5.38と、辛うじて肉眼でもみえる明るさである[2]。年周視差に基づいて計算した太陽からの距離は、約47.6光年である[1][注 1]。
注釈
出典
- ^ a b c d e f g h i “w Her -- Red Giant Branch star”. SIMBAD. CDS. 2023年6月30日閲覧。
- ^ a b c d e f ESA (1997), The HIPPARCOS and TYCHO catalogues. Astrometric and photometric star catalogues derived from the ESA HIPPARCOS Space Astrometry Mission, ESA SP Series, 1200, Noordwijk, Netherlands: ESA Publications Division, Bibcode: 1997ESASP1200.....E, ISBN 9290923997
- ^ a b Samus, N. N.; et al. (2009-01), “General Catalogue of Variable Stars”, VizieR On-line Data Catalog: B/gcvs, Bibcode: 2009yCat....102025S
- ^ Radick, Richard R.; et al. (2018-03), “Patterns of Variation for the Sun and Sun-like Stars”, Astrophysical Journal 855 (2): 75, Bibcode: 2018ApJ...855...75R, doi:10.3847/1538-4357/aaaae3
- ^ a b c d e f g h i j Boyajian, Tabetha S.; et al. (2013-07), “Stellar Diameters and Temperatures. III. Main-sequence A, F, G, and K Stars: Additional High-precision Measurements and Empirical Relations”, Astrophysical Journal 771 (1): 40, Bibcode: 2013ApJ...771...40B, doi:10.1088/0004-637X/771/1/40
- ^ Aguilera-Gómez, Claudia; Ramírez, Iván; Chanamé, Julio (2018-06), “Lithium abundance patterns of late-F stars: an in-depth analysis of the lithium desert”, Astronomy & Astrophysics 614: A55, Bibcode: 2018A&A...614A..55A, doi:10.1051/0004-6361/201732209
- ^ Mishenina, T. V.; et al. (2012-11), “Activity and the Li abundances in the FGK dwarfs”, Astronomy & Astrophysics 547: A106, Bibcode: 2012A&A...547A.106M, doi:10.1051/0004-6361/201118412
- ^ a b c Hall, Jeffrey C.; Lockwood, G. W.; Skiff, Brian A. (2007-03), “The Activity and Variability of the Sun and Sun-like Stars. I. Synoptic Ca II H and K Observations”, Astronomical Journal 133 (3): 862-881, Bibcode: 2007AJ....133..862H, doi:10.1086/510356
- ^ Lau, H. E. (1918-09), “Beobachtungen der Veränderlichkeit verdächtiger Sterne”, Astronomische Nachrichten 207 (18): 203-206, Bibcode: 1918AN....207..203L, doi:10.1002/asna.19182071803
- ^ Kiyaeva, O. V.; Kiselev, A. A.; Izmailov, I. S. (2008-06), “Dynamical study of wide pairs of stars based on data from the WDS catalog”, Astronomy Letters 34 (6): 405-412, Bibcode: 2008AstL...34..405K, doi:10.1134/S1063773708060054
- ^ Fuhrmann, K.; et al. (2017-02), “Multiplicity among Solar-type Stars”, Astrophysical Journal 836 (1): 139, Bibcode: 2017ApJ...836..139F, doi:10.3847/1538-4357/836/1/139
- ^ Lubin, Dan; Tytler, David; Kirkman, David (2010-06), “Lithium Abundance in Solar-type Stars with Low Chromospheric Activity: Application to the Search for Maunder Minimum Analogs”, Astrophysical Journal 716 (1): 766-775, Bibcode: 2010ApJ...716..766L, doi:10.1088/0004-637X/716/1/766
- 1 ヘルクレス座72番星とは
- 2 ヘルクレス座72番星の概要
- 3 特徴
- 4 関連項目
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