^ 1.01.11.21.31.4V* KY Cyg -- Pulsating variable Star, database entry, SIMBAD. Accessed on line November 12, 2010.
^KY Cyg, database entry, The combined table of GCVS Vols I-III and NL 67-78 with improved coordinates, General Catalogue of Variable Stars, Sternberg Astronomical Institute, Moscow, Russia. Accessed on line November 12, 2010.
^List of Largest Stars Gets 3 New Chart Toppers, Robert Roy Britt, space.com, 10 January 2005. Accessed on line November 12, 2010.
^ 4.04.14.24.3Table 4, Levesque et al. 2005, using Mbol = −10.36/−8.84 for KY Cygni (see the table) and 4.74 for the Sun (p. 982.)
^ 5.05.1KY Cygni is in the Cyg OB1 association, which has an adopted estimated distance modulus of 11.0. See Tables 1 and 2, Levesque et al. 2005.
^ 6.06.1"The Effective Temperature Scale of Galactic Red Supergiants: Cool, but Not As Cool As We Thought", Emily M. Levesque, Philip Massey, K. A. G. Olsen, Bertrand Plez, Eric Josselin, Andre Maeder, and Georges Meynet, The Astrophysical Journal628, #2 (August 2005), pp. 973-985, doi:10.1086/430901, Bibcode:2005ApJ...628..973L.
二月 06, 2023
天鵝座ky, 天鹅座ky是一颗位于天鹅座的红超巨星, 它是目前已知最大的恒星之一, 直径是太阳的1420倍以上, 亮度是太阳的30万倍以上, 天鹅座ky距离地球大约5000光年, 天鹅座kyky, cygni, 觀測資料曆元, j2000, 0星座, 天鹅座星官赤經, 赤緯, 視星等, 特性光谱分类m3, 色指数2, 变星类型不规则变星, 詳細資料質量25, 半徑1, 表面重力, 亮度, bolometric, 溫度3, k天体测定距离, 其他命名ky, 1929, iras, 20241, 3811, 40415. 天鹅座KY是一颗位于天鹅座的红超巨星 它是目前已知最大的恒星之一 直径是太阳的1420倍以上 亮度是太阳的30万倍以上 天鹅座KY距离地球大约5000光年 天鹅座KYKY Cygni 觀測資料曆元 J2000 0星座 天鹅座星官赤經 20h 25m 58 05s 1 赤緯 38 21 07 6 1 視星等 V 10 77 1 特性光谱分类M3 5Ia 1 B V 色指数2 8 1 变星类型不规则变星 2 詳細資料質量25 3 M 半徑1 420 2 850 4 R 表面重力 log g 1 0 0 5 4 亮度 bolometric 270 000 1 100 000 4 L 溫度3 500 4 K天体测定距离 5 000 5 6 ly 1 600 5 6 pc 其他命名KY Cyg AN 339 1929 IRAS 20241 3811 IRC 40415 LEE 220 RAFGL 2575 參考資料庫SIMBADdata天鵝座KY和參宿四體積比較参见 编辑巨大恆星列表 最亮恆星列表参考资料 编辑 1 0 1 1 1 2 1 3 1 4 V KY Cyg Pulsating variable Star database entry SIMBAD Accessed on line November 12 2010 KY Cyg database entry The combined table of GCVS Vols I III and NL 67 78 with improved coordinates General Catalogue of Variable Stars Sternberg Astronomical Institute Moscow Russia Accessed on line November 12 2010 List of Largest Stars Gets 3 New Chart Toppers Robert Roy Britt space com 10 January 2005 Accessed on line November 12 2010 4 0 4 1 4 2 4 3 Table 4 Levesque et al 2005 using Mbol 10 36 8 84 for KY Cygni see the table and 4 74 for the Sun p 982 5 0 5 1 KY Cygni is in the Cyg OB1 association which has an adopted estimated distance modulus of 11 0 See Tables 1 and 2 Levesque et al 2005 6 0 6 1 The Effective Temperature Scale of Galactic Red Supergiants Cool but Not As Cool As We Thought Emily M Levesque Philip Massey K A G Olsen Bertrand Plez Eric Josselin Andre Maeder and Georges Meynet The Astrophysical Journal 628 2 August 2005 pp 973 985 doi 10 1086 430901 Bibcode 2005ApJ 628 973L 取自 https zh wikipedia org w index php title 天鵝座KY amp oldid 50410830, 维基百科,wiki,书籍,书籍,图书馆,