2M1207
2M1207 | ||
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2M1207(
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ケンタウルス | ||
20.15[1] | ||
12h 07m 33.47s[2] | ||
−39° 32′ 54.0″[2] | ||
19.1 ± 0.4 ミリ | ||
172 ± 3 (52.75 ± 1.0 パーセク[3]) | ||
~0.25 R☉[4] | ||
~0.025 M☉[3] | ||
スペクトル |
M8[2] | |
~0.002 L☉[4] | ||
2,550 ± 150 K[4] | ||
2.1[1] | ||
2.1[1] | ||
(5-10) ×106 | ||
2MASSW J1207334−393254[2] | ||
■Template (■ノート ■ |
2M1207 | |
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2M1207は、ケンタウルス
2M1207は
おうし
( | ||
b | 3–10[6] MJ | 40.6 ± 1.3[13] |
出典
[- ^ a b c d 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.
- ^ a b c d e NAME 2M1207A, entry, SIMBAD. Accessed on line June 15, 2008.
- ^ a b c d e "The Distance to the 2M1207 System", Eric Mamajek, November 8, 2007. Accessed on line June 15, 2008.
- ^ a b c d e 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.
- ^ Chauvin, G.; Lagrange, A.-M.; Dumas, C.; Zuckerman, B.; Mouillet, D.; Song, I.; Beuzit, J.-L.; Lowrance, P. (2004). “A Giant Planet Candidate near a Young Brown Dwarf”. Astron. Astrophys. 425: L29?L32. doi:10.1051/0004-6361:200400056 2008
年 11月16日 閲覧 。. - ^ a b Star: 2M1207, Extrasolar Planets Encyclopaedia. Accessed on line June 15, 2008.
- ^ Mamajek (2005). “A Moving Cluster Distance to the Exoplanet 2M1207b in the TW Hydrae Association”. The Astrophysical Journal 634: 1385?1394. doi:10.1086/468181 .
- ^ More Sun-like stars may have planetary systems than currently thought, library, Origins program, NASA. Accessed on line June 16, 2008.
- ^ a b First Ultraviolet Spectrum of a Brown Dwarf: Evidence for H2 Fluorescence and Accretion, John E. Gizis, Harry L. Shipman, and James A. Harvin, Astrophysical Journal 630, #1 (September 2005), pp. L89?L91. Bibcode: 2005ApJ...630L..89G doi:10.1086/462414.
- ^ Spitzer Observations of Two TW Hydrae Association Brown Dwarfs, Basmah Riaz, John E. Gizis, and Abraham Hmiel, Astrophysical Journal 639, #2 (March 2006), pp. L79?L82. Bibcode: 2006ApJ...639L..79R doi:10.1086/502647.
- ^ Accretion-ejection models of astrophysical jets, R. E. Pudritz, in Accretion Disks, Jets and High-energy Phenomena in Astrophysics, Vassily Beskin, Gilles Henri, Francois Menard, Guy Pelletier, and Jean Dalibard, eds., NATO Advanced Study Institute, Les Houches, session LXXVIII, EDP Sciences/Springer, 2003. ISBN 3540201718.
- ^ Small Stars Create Big Fuss, Ker Than, May 28, 2007, space.com. Accessed on line June 15, 2008.
- ^ From estimated distance of 52.75 ± 1.0 parsec and observed angular separation of 769 ± 10 milliarseconds (angular separation from Mohanty 2007, above.)
外部 リンク
[- Space.com - Astronomers Confident: Planet Beyond Solar System Has Been Photographed
- Space.com article on the discovery
- Extrasolar Planets Encyclopedia page on 2M1207
- "A Giant Planet Candidate Near a Young Brown Dwarf" (PDF) from the European Southern Observatory.
- "A Moving Cluster Distance to the Exoplanet 2M1207b in the TW Hydrae Association"
- "The Distance to the 2M1207 System"