| 词条 | HD 155233 b |
| 释义 |
| name = HD 155233 b | discoverer = Wittenmyer et al. | discovered = October 19, 2015 | discovery_method = Radial velocity | apsis = astron | semimajor = {{convert|2.07|±|0.10|AU|km|abbr=on}}[1] | eccentricity = 0.030±0.200[1] | period = 885±63[1] d | star = HD 155233 | mass = 636±159[1] {{Earth mass|link=y}} }}HD 155233 b is a confirmed exoplanet orbiting around the K Giant star HD 155233 every 885 days some 244.94 light-years away. It has a mass of 636 Earth masses or 2 Jupiter masses and is likely a gas giant similar of that to Jupiter just double the mass. It was discovered by Wittenmyer et al. on October 22nd 2015.[2] References1. ^1 2 3 {{cite web | url=http://exoplanetarchive.ipac.caltech.edu/cgi-bin/DisplayOverview/nph-DisplayOverview?objname=HD+155233+b&type=CONFIRMED_PLANET | title=HD 155233 b CONFIRMED PLANET OVERVIEW PAGE | work=NASA | accessdate=2015-10-22}} {{2015 in space}}{{extrasolar-planet-stub}}2. ^[https://web.archive.org/web/20151022235531/http://exoplanetarchive.ipac.caltech.edu/ NASA Exoplanet Archive. News ticker slide one.] 4 : Exoplanets|Giant planets|Exoplanets discovered in 2015|Exoplanets detected by radial velocity |
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