词条 | HD 126614 Ab |
释义 |
| name = HD 126614 Ab | discoverer = Howard et al. | discovery_site = Keck Observatory | discovered = November 13, 2009 | discovery_method = Radial velocity | apsis = astron | aphelion = {{convert|3.61|AU|km|abbr=on}} | perihelion = {{convert|0.94|AU|km|abbr=on}} | semimajor = {{convert|2.28|±|0.02|AU|km|abbr=on}} | eccentricity = 0.59 ± 0.15 | period = 1186 ± 15 d 3.25 y | avg_speed = 20.9 | time_periastron = 22511 ± 52 | arg_peri = 239 ± 23 | semi-amplitude = 9.2 ± 1.6 | star = HD 126614 A }} HD 126614 Ab, or simply HD 126614 b, (also known as HIP 70623 b) is an extrasolar planet which orbits the primary K-type star HD 126614 A, located approximately 240 light years away in the constellation Virgo. It was discovered on November 13, 2009. However, this planet has a highly eccentric orbit around its parent star. The planetary distance ranges from 0.94 AU to 3.61 AU. HD 126614 A also has the highest metallicity of any star hosting any exoplanets, at +0.56 dex. See alsoOther planets that were discovered or confirmed on November 13, 2009:
References
5 : Exoplanets|Exoplanets discovered in 2009|Exoplanets detected by radial velocity|Giant planets|Virgo (constellation) |
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