https://arolstar52-zhtest.hf.space/index.php?action=history&feed=atom&title=HD_27894_b 2026-07-19T02:45:39Z 本wiki上该页面的版本历史 MediaWiki 1.43.9 https://arolstar52-zhtest.hf.space/index.php?title=HD_27894_b&diff=938859&oldid=prev 2021-02-06T14:48:56Z

<p>补救2个来源，并将0个来源标记为失效。) #IABot (v2.0.8</p> <p><b>新页面</b></p><div>{{Planetbox begin<br /> | name=HD 27894 b<br /> }}<br /> {{Planetbox star<br /> | star = [[HD 27894]]<br /> | constell=[[网罟座]]<br /> | ra={{RA|04|20|47.0473}}<br /> | dec={{DEC|–59|24|39.014}}<br /> | dist_ly=138.1<br /> | dist_pc=42.37<br /> | class=K2V<br /> }}<br /> {{Planetbox orbit<br /> | semimajor=0.1221±0.0071<br /> | semimajor_gigameter = 18.3<br /> | periastron = 0.116<br /> | periastron_gigameter = 17.4<br /> | apastron = 0.128<br /> | apastron_gigameter = 19.1<br /> | eccentricity=0.049±0.08<br /> | period=17.991±0.007<br /> | period_year = 0.049256<br /> | speed = 74.1<br /> | ang_dist=2.879<br /> | arg_peri=132.9±9.7<br /> | t_peri=2,453,275.46±0.48<br /> | semi-amp=58.1±0.5<br /> }}<br /> {{Planetbox character<br /> | mass=&amp;gt;0.618±0.088<br /> | mass_earth = &amp;gt;196<br /> }}<br /> {{Planetbox discovery<br /> | discovery_date=2005年2月15日<br /> | discovery_method=[[径向速度法]]<br /> | discoverers=[[C. Moutou|Moutou]]、[[米歇尔·麦耶]],&lt;br&gt;[[F. Bouchy|Bouchy]]等人<br /> | discovery_status=已出版<br /> }}<br /> {{Planetbox reference<br /> | star = HD+27894<br /> | planet = b<br /> }}<br /> {{Planetbox end}}<br /> <br /> &#039;&#039;&#039;HD 27894 b&#039;&#039;&#039;是一颗[[类木行星]]，质量至少为[[木星]]的三分之二或[[土星]]的两倍。它离恒星的距离只有[[水星]]到太阳的三分之一，围绕它的近圆轨道运转一周只需要18天。<br /> <br /> ==参考资料==<br /> *{{Cite journal|title=The HARPS search for southern extra-solar planets: IV. Three close-in planets around HD 2638, HD 27894 and HD 63454|url=http://www.aanda.org/10.1051/0004-6361:20052826|last=Moutou|first=C.|last2=Mayor|first2=M.|date=2005-08|journal=[[天文与天体物理学报|Astronomy &amp; Astrophysics]]|issue=1|doi=10.1051/0004-6361:20052826|volume=439|pages=367–373|bibcode=2005A&amp;A...439..367M|issn=0004-6361|last3=Bouchy|first3=F.|last4=Lovis|first4=C.|last5=Pepe|first5=F.|last6=Queloz|first6=D.|last7=Santos|first7=N. C.|last8=Udry|first8=S.|last9=Benz|first9=W.}}<br /> <br /> ==外部链接==<br /> * {{cite web | url=http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+27894 | title=HD 27894 | work=Exoplanets | access-date=2012-03-29 | archive-url=https://web.archive.org/web/20091125025343/http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+27894 | archive-date=2009-11-25 | dead-url=yes }}<br /> * {{cite web | url=http://www.extrasolar.net/planettour.asp?StarCatId=normal&amp;PlanetId=284 | title=HD 27894 b | work=Extrasolar Visions | deadurl=yes | archiveurl=https://web.archive.org/web/20110605093728/http://www.extrasolar.net/planettour.asp?StarCatId=normal&amp;PlanetId=284 | archivedate=2011-06-05 | accessdate=2012-03-29 }}<br /> {{Sky|04|20|47.0473|-|59|24|39.014|138.1}}<br /> <br /> [[Category:2005年发现的系外行星]]<br /> [[Category:类木行星]]<br /> [[Category:网罟座]]<br /> [[Category:径向速度法发现的系外行星]]<br /> <br /> <br /> {{extrasolar-planet-stub}}</div>

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