2MASS 1503+2525
2MASS J15031961+2525196 (2MASS 1503+2525)是一顆位於牧夫座附近光譜類型為T5.5的棕矮星,[5]距離地球約 20.9光年。[6]
觀測資料 曆元 J2000[1] | |
---|---|
星座 | 牧夫座 |
星官 | |
赤經 | 15h 03m 19.613s[1] |
赤緯 | 25° 25′ 19.68″[1] |
視星等(V) | |
特性 | |
光谱分类 | T5[2] |
天体测定 | |
徑向速度 (Rv) | 33+14 −[3] km/s |
自行 (μ) | 赤经:±0.613 87.414[4] mas/yr 赤纬:±0.695 557.780[4] mas/yr |
视差 (π) | 155.7758 ± 0.7557[4] mas |
距离 | 20.9 ± 0.1 ly (6.42 ± 0.03 pc) |
其他命名 | |
參考資料庫 | |
SIMBAD | 资料 |
2MASS 1503+2525在牧夫座的位置 |
物理特性
编辑2MASS J15031961+2525196光譜等級是T5。[7]
參考
编辑- ^ 1.0 1.1 1.2 1.3 2MASS J15031961+2525196 -- Brown Dwarf (M<0.08solMass). SIMBAD. Centre de données astronomiques de Strasbourg. [2013-09-19]. (原始内容存档于2023-04-22).
- ^ Martin, Emily C.; Mace, Gregory N.; McLean, Ian S.; Logsdon, Sarah E.; Rice, Emily L.; Kirkpatrick, J. Davy; Burgasser, Adam J.; McGovern, Mark R.; Prato, Lisa, Surface Gravities for 228 M, L, and T Dwarfs in the NIRSPEC Brown Dwarf Spectroscopic Survey, The Astrophysical Journal, 2017, 838 (1): 73, Bibcode:2017ApJ...838...73M, S2CID 28337547, arXiv:1703.03811 , doi:10.3847/1538-4357/aa6338
- ^ Robert, Jasmin; Gagné, Jonathan; Artigau, Étienne; Lafrenière, David; Nadeau, Daniel; Doyon, René; Malo, Lison; Albert, Loïc; Simard, Corinne; Gagliuffi, Daniella C. Bardalez; Burgasser, Adam J., A Brown Dwarf Census from the Simp Survey, The Astrophysical Journal, 2016, 830 (2): 144, Bibcode:2016ApJ...830..144R, S2CID 119192461, arXiv:1607.06117 , doi:10.3847/0004-637X/830/2/144
- ^ 4.0 4.1 4.2 Brown, A. G. A.; et al. Gaia Early Data Release 3: Summary of the contents and survey properties. Astronomy & Astrophysics. 2021, 649: A1. Bibcode:2021A&A...649A...1G. S2CID 227254300. arXiv:2012.01533 . doi:10.1051/0004-6361/202039657 . 已忽略未知参数
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(帮助) (勘误: doi:10.1051/0004-6361/202039657e). Gaia EDR3 record for this source at VizieR. - ^ Burgasser, Adam J.; Kirkpatrick, J. Davy; McElwain, Michael W.; Cutri, Roc M.; Burgasser, Albert J.; Skrutskie, Michael F. The 2Mass Wide-Field T Dwarf Search. I. Discovery of a Bright T Dwarf within 10 Parsecs of the Sun. The Astronomical Journal. 2003, 125 (2): 850–857. Bibcode:2003AJ....125..850B. S2CID 15764829. arXiv:astro-ph/0211117 . doi:10.1086/345975.
- ^ Dupuy, Trent J.; Liu, Michael C. The Hawaii Infrared Parallax Program. I. Ultracool Binaries and the L/T Transition. The Astrophysical Journal Supplement. 2012, 201 (2): 19. Bibcode:2012ApJS..201...19D. S2CID 119256363. arXiv:1201.2465 . doi:10.1088/0067-0049/201/2/19.
- ^ Tinney, C. G.; Kirkpatrick, J. Davy; Faherty, Jacqueline K.; Mace, Gregory N.; Cushing, Mike; Gelino, Christopher R.; Burgasser, Adam J.; Sheppard, Scott S.; Wright, Edward L., New y and T Dwarfs from WISE Identified by Methane Imaging, The Astrophysical Journal Supplement Series, 2018, 236 (2): 28, Bibcode:2018ApJS..236...28T, S2CID 54970570, arXiv:1804.00362 , doi:10.3847/1538-4365/aabad3