2M1207
12h 07m 33.47s[1] | |
−39° 32′ 54.0″[1] | |
20.15[2] | |
M8[1] | |
V−R | 2.1[2] |
R−I | 2.1[2] |
19.1 ± 0.4[2] mas | |
172 ± 3 ly (52.75 ± 1.0[3] pc) | |
~0.025[3] M☉ | |
~0.25[4] R☉ | |
~0.002[4] L☉ | |
2550 ± 150[4] K | |
5·106 to 10·106[4] | |
其他 | |
2MASSW J1207334−393254[1]
| |
SIMBAD |
2M1207,
2005
參 閱
[參考 資料
[- ^ 1.0 1.1 1.2 1.3 NAME 2M1207A, entry, SIMBAD. Accessed on line June 15, 2008.
- ^ 2.0 2.1 2.2 2.3 An accurate distance to 2M1207Ab, C. Ducourant, R. Teixeira, G. Chauvin, G. Daigne, J.-F. Le Campion, Inseok Song, and B. Zuckerman, Astronomy and Astrophysics 477, #1 (January 2008), pp. L1–L4. Bibcode:2008A&A...477L...1D doi:10.1051/0004-6361:20078886.
- ^ 3.0 3.1 3.2 "The Distance to the 2M1207 System" (
頁 面 存 檔備份,存 於互聯網 檔案館 ), Eric Mamajek, November 8, 2007. Accessed on line June 15, 2008. - ^ 4.0 4.1 4.2 4.3 The Planetary Mass Companion 2MASS 1207-3932B: Temperature, Mass, and Evidence for an Edge-on Disk, Subhanjoy Mohanty, Ray Jayawardhana, Nuria Huelamo, and Eric Mamajek, Astrophysical Journal 657, #2 (March 2007), pp. 1064–1091. Bibcode:2007ApJ...657.1064M doi:10.1086/510877.
外部 連結
[- (
英文 )Space.com - Astronomers Confident: Planet Beyond Solar System Has Been Photographed(頁 面 存 檔備份,存 於互聯網 檔案館 ) - (
英文 )Space.com article on the discovery(頁 面 存 檔備份,存 於互聯網 檔案館 ) - (
英文 )Jean Schneider. Notes for star 2M1207. Extrasolar Planets Encyclopaedia. 2011 [3 October 2011]. (原始 內容存 檔於2011年 10月 6日 ). - (
英文 )"A Giant Planet Candidate Near a Young Brown Dwarf" (PDF) from the European Southern Observatory. - (
英文 )"A Moving Cluster Distance to the Exoplanet 2M1207b in the TW Hydrae Association"(頁 面 存 檔備份,存 於互聯網 檔案館 )