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HD 20782 b - 版本历史
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<p><b>新页面</b></p><div>{{Planetbox begin<br />
| name=HD 20782 b<br />
}}<br />
{{Planetbox star<br />
| star = [[HD 20782]]<br />
| constell = [[天爐座]]<br />
| RA = {{RA|03|20|03.5776}}<br />
| DEC = {{DEC|–28|51|14.656}}<br />
| dist_ly = 117<br />
| dist_pc = 36<br />
| class = G3V<br />
}}<br />
{{Planetbox orbit<br />
| semimajor=1.36 ± 0.12<br />
| semimajor_gigameter = 203<br />
| periastron = 0.102<br />
| periastron_gigameter = 15.3<br />
| apastron = 2.62<br />
| apastron_gigameter = 392<br />
| eccentricity=0.92 ± 0.03<br />
| period=585.86 ± 0.03<br />
| period_year = 1.6040<br />
| period_megasecond = 50.618<br />
| ang_dist=37.757<br />
| arg_peri=147 ± 3<br />
| t_peri=2451687.1 ± 2.5<br />
| semi-amp=115 ± 12<br />
}}<br />
{{Planetbox character<br />
| minimum_mass=1.8 ± 0.23<br />
}}<br />
{{Planetbox discovery<br />
| discovery_date=2006年3月14日<br />
| discovery_method=[[都卜勒光譜學]]<br />
| discovery_site=[[英澳行星搜尋]]<br />
| discoverers=Jones et al.<br />
| discovery_status=已出版論文<br />
}}<br />
{{Planetbox catalog<br />
| names = HIP 15527 b<br />
}}<br />
{{Planetbox end}}<br />
<br />
'''HD 20782 b'''是一個位於[[天爐座]]的[[太陽系外行星]]，距離地球約117光年，母恆星是[[HD 20782]]。該行星的軌道[[半長軸]]是1.36天文單位。它的軌道離心率是目前已知系外行星中最高者<ref name=Functions2009>{{cite journal<br />
|journal=MNRAS<br />
|arxiv=0810.1589<br />
|title=Selection Functions in Doppler Planet Searches<br />
|authors=S. J. O'Toole, C. G. Tinney, H. R. A. Jones, R. P. Butler, G. W. Marcy, B. Carter, J. Bailey<br />
|volume=392, 641 <br />
|date=2009<br />
|bibcode = 2009MNRAS.392..641O |doi = 10.1111/j.1365-2966.2008.14051.x }}</ref>，高達0.97+/-0.01.<ref>{{Cite web |url=http://arxiv.org/abs/0810.1589 |title=Selection Functions in Doppler Planet Searches |accessdate=2016-03-23 |archive-date=2017-02-18 |archive-url=https://web.archive.org/web/20170218211852/https://arxiv.org/abs/0810.1589 |dead-url=no }}</ref>。該行星發現於2006年3月14日。<br />
<br />
== 參見 ==<br />
* [[HD 80606 b]]<br />
<br />
== 參考資料 ==<br />
===註釋===<br />
{{reflist}}<br />
<br />
===延伸閱讀===<br />
*{{cite journal | url=http://www3.interscience.wiley.com/journal/118549912/abstract | author=Jones ''et al.'' | title=High-eccentricity planets from the Anglo-Australian Planet Search | journal=Monthly Notices of the Royal Astronomical Society | volume=369 | year=2006 | pages=249–256 | doi=10.1111/j.1365-2966.2006.10298.x | format=abstract | last2=Butler | first2=R. Paul | last3=Tinney | first3=C. G. | last4=Marcy | first4=Geoffrey W. | last5=Carter | first5=Brad D. | last6=Penny | first6=Alan J. | last7=McCarthy | first7=Chris | last8=Bailey | first8=Jeremy | bibcode=2006MNRAS.369..249J | arxiv=astro-ph/0603335 }}{{Dead link|date=2019年5月 |bot=InternetArchiveBot |fix-attempted=yes }} [http://arxiv.org/abs/astro-ph/0603335 web preprint] {{Wayback|url=http://arxiv.org/abs/astro-ph/0603335 |date=20200206025706 }}<br />
<br />
== 外部連結 ==<br />
* {{cite web | url=http://exoplanet.eu/planet.php?p1=HD+20782&p2=b | title=Notes for planet HD 20782 b | work=The Extrasolar Planets Encyclopaedia | accessdate=2008-08-29 | archive-date=2012-06-01 | archive-url=https://web.archive.org/web/20120601223931/http://exoplanet.eu/planet.php?p1=HD+20782&p2=b | dead-url=no }}<br />
* {{cite web | url=http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+20782 | title=HD 20782 | work=Exoplanets | accessdate=2008-08-29 | archive-url=https://web.archive.org/web/20100529070945/http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+20782 | archive-date=2010-05-29 | dead-url=yes }}<br />
{{Sky|03|20|03.5776|-|28|51|14.656|117}}<br />
<br />
[[Category:天爐座]]<br />
[[Category:2006年发现的系外行星]]<br />
[[Category:类木行星]]<br />
<br />
{{extrasolar-planet-stub}}</div>
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