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WISE J004945.61+215120.0

天球赤道座标星图 00h 49m 45.61s, +21° 51′ 20″
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WISE J004945.61+215120.0
观测资料
历元 J2000[1]
星座 仙女座
星官
赤经 00h 49m 45.61s[1]
赤纬 21° 51′ 20″[1]
视星等(V)
特性
光谱分类T8.5[1]
天体测定
自行 (μ) 赤经:-483.2 mas/yr
赤纬:-46.5 mas/yr
视差 (π)139.9 ± 2.5[2] mas
距离23.3 ± 0.4 ly
(7.1 ± 0.1 pc)
其他命名
WISE J004945.61+215120.0[1]
参考数据库
SIMBAD资料

WISE J004945.61+215120.0 是一颗位于仙女座光谱类型为T8.5的棕矮星[1],距离地球大约24.1光年。[1]

参考

  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Kirkpatrick, J. Davy; Gelino, Christopher R.; Cushing, Michael C.; Mace, Gregory N.; Griffith, Roger L.; Skrutskie, Michael F.; Marsh, Kenneth A.; Wright, Edward L.; Eisenhardt, Peter R.; McLean, Ian S.; Mainzer, Amy K.; Burgasser, Adam J.; Tinney, Chris G.; Parker, Stephen; Salter, Graeme. Further Defining Spectral Type "Y" and Exploring the Low-mass End of the Field Brown Dwarf Mass Function. The Astrophysical Journal. 2012, 753 (2): 156. Bibcode:2012ApJ...753..156K. S2CID 119279752. arXiv:1205.2122可免费查阅. doi:10.1088/0004-637X/753/2/156. 
  2. ^ Kirkpatrick, J. Davy; Martin, Emily C.; Smart, Richard L.; Cayago, Alfred J.; Beichman, Charles A.; Marocco, Federico; et al. Preliminary Trigonometric Parallaxes of 184 Late-T and Y Dwarfs and an Analysis of the Field Substellar Mass Function into the "Planetary" Mass Regime. The Astrophysical Journal Supplement Series. February 2019, 240 (2): 69. Bibcode:2019ApJS..240...19K. arXiv:1812.01208可免费查阅. doi:10.3847/1538-4365/aaf6af可免费查阅. 19.