弧矢三
弧矢三,即船尾座c(英語:c Puppis),又名CD-37 3863、SAO 198398和HR 3017,是一个位于船尾座的光学双星系统[3]。其视星等为3.61[2],距太阳系347秒差距(1,130光年),双星中的前者为一颗橙红色亮巨星,恒星光谱为K2.5Ib-IIa或K5IIa[3],后者则在1983年才被发现[6],是一颗光谱为B9V的B型主序星[3]。虽然后者已低于疏散星团的关闭点B7,但因前者过于明亮,故弧矢三仍是NGC 2451中最亮的恒星[6]。
参考文献
- ^ 1.0 1.1 1.2 1.3 1.4 van Leeuwen, F. Validation of the new Hipparcos reduction. Astronomy and Astrophysics. November 2007, 474 (2): 653–664. Bibcode:2007A&A...474..653V. arXiv:0708.1752
. doi:10.1051/0004-6361:20078357.
- ^ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 Ducati, J. R. VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system. CDS/ADC Collection of Electronic Catalogues. 2002, 2237: 0. Bibcode:2002yCat.2237....0D.
- ^ 3.0 3.1 3.2 3.3 Eggleton, P. P.; Tokovinin, A. A. A catalogue of multiplicity among bright stellar systems. 皇家天文學會月報. 2008-09, 389 (2): 869–879. Bibcode:2008MNRAS.389..869E. arXiv:0806.2878
. doi:10.1111/j.1365-2966.2008.13596.x.
- ^ 4.0 4.1 Cutri, R. M.; Skrutskie, M. F.; Van Dyk, S.; Beichman, C. A.; Carpenter, J. M.; Chester, T.; Cambresy, L.; Evans, T.; Fowler, J.; Gizis, J.; Howard, E.; Huchra, J.; Jarrett, T.; Kopan, E. L.; Kirkpatrick, J. D.; Light, R. M.; Marsh, K. A.; McCallon, H.; Schneider, S.; Stiening, R.; Sykes, M.; Weinberg, M.; Wheaton, W. A.; Wheelock, S.; Zacarias, N. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). VizieR On-line Data Catalog: II/246. Originally Published In: 2003yCat.2246....0C. 2003, 2246: 0. Bibcode:2003yCat.2246....0C.
- ^ Mermilliod, J. C.; Mayor, M.; Udry, S., Red giants in open clusters. XIV. Mean radial velocities for 1309 stars and 166 open clusters (PDF), Astronomy and Astrophysics, 2008, 485 (1): 303–314 [2019-07-16], Bibcode:2008A&A...485..303M, doi:10.1051/0004-6361:200809664, (原始内容 (PDF)存档于2022-06-20)
- ^ 6.0 6.1 6.2 Groote, D.; Reimers, D. Detection of a late B star companion of the bright cluster giant c Pup = HD 63032. Astronomy and Astrophysics. 1983, 119 (2): 319–320. Bibcode:1983A&A...119..319G.
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