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- ^ 2.0 2.1 2.2 Mermilliod, J.-C., Compilation of Eggen's UBV data, transformed to UBV (unpublished), Catalogue of Eggen's UBV Data (SIMBAD), 1986, Bibcode:1986EgUBV........0M.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.
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