軒轅十
軒轅十 (μ Leo / 狮子座μ )是在獅子座 的一顆恆星,他在西方的傳統名稱是 Rasalas (阿拉伯 的意思是"獅子的頭")和Alshemali 。
軒轅十(獅子座 μ)的光譜分類 是K3,視星等 +4.1等,距離地球 大約133光年 。
它的赤道座標 为 (2000.0分點):
赤經 : 9h52m45s
赤緯 : +26°0'23"
参考资料
^ 1.0 1.1 1.2 1.3 1.4 van Leeuwen, F., Validation of the new Hipparcos reduction, Astronomy and Astrophysics, 2007, 474 (2): 653–664, Bibcode:2007A&A...474..653V , S2CID 18759600 , arXiv:0708.1752 , doi:10.1051/0004-6361:20078357 .
^ 2.0 2.1 2.2 Mermilliod, J.-C., Compilation of Eggen's UBV data, transformed to UBV (unpublished), Catalogue of Eggen's UBV Data (SIMBAD ), 1986, Bibcode:1986EgUBV........0M .
^ Keenan, P.; McNeil, R., The Perkins catalog of revised MK types for the cooler stars, Astrophysical Journal Supplement Series, October 1989, 71 : 245–266, Bibcode:1989ApJS...71..245K , doi:10.1086/191373 .
^ 4.0 4.1 4.2 4.3 4.4 4.5 4.6 Massarotti, Alessandro; et al, Rotational and Radial Velocities for a Sample of 761 HIPPARCOS Giants and the Role of Binarity, The Astronomical Journal, January 2008, 135 (1): 209–231, Bibcode:2008AJ....135..209M , doi:10.1088/0004-6256/135/1/209 .
^ Cardini, D., Mg II chromospheric radiative loss rates in cool active and quiet stars, Astronomy and Astrophysics, January 2005, 430 : 303–311, Bibcode:2005A&A...430..303C , S2CID 12136256 , arXiv:astro-ph/0409683 , doi:10.1051/0004-6361:20041440 .
^ 6.0 6.1 Lee, B.-C.; et al. Planetary Companions in K giants β Cancri, μ Leonis, and β Ursae Minoris. Astronomy & Astrophysics. 2014, 566 : 7. Bibcode:2014A&A...566A..67L . S2CID 118631934 . arXiv:1405.2127 . doi:10.1051/0004-6361/201322608 . A67.
^ * mu. Leo . SIMBAD . 斯特拉斯堡天文資料中心 .