2M1207とは - わかりやすく解説 Weblio辞書

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2M1207

出典: フリー百科事典『ウィキペディア（Wikipedia）』 (2022/07/03 12:45 UTC 版)

2M1207は、ケンタウルス座の方向にある褐色矮星で、2M1207bという伴星を伴っている。これはおそらく太陽系外で初めて直接撮影された惑星質量天体で、褐色矮星に見つかったのも初めてである^[4]^[5]。

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.)