https://arolstar52-zhtest.hf.space/index.php?action=history&feed=atom&title=HAT-P-9b
HAT-P-9b - 版本历史
2026-07-17T15:23:21Z
在这个wiki上该页的修订历史
MediaWiki 1.43.9
https://arolstar52-zhtest.hf.space/index.php?title=HAT-P-9b&diff=560051&oldid=prev
imported>InternetArchiveBot：补救1个来源，并将0个来源标记为失效。) #IABot (v2.0.8
2021-02-06T08:11:45Z
<p>补救1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>{{Infobox Planet<br />
| bgcolour = #A0B0FF<br />
| image =<br />
| caption =<br />
| name = HAT-P-9b<br />
| parent star = yes<br />
| star = HAT-P-9<br />
| planet = <br />
| constell = 御夫座<br />
| distance = 1560 ± 190光年<br />
| RA = {{RA|07|20|40.479}}<br />
| DEC = {{DEC|+37|08|26.17}}<br />
| class = F<br />
| discovery = yes<br />
| discovery_ref = <br />
| discoverer = Shporer et al.<br />
| discovered = 2008年6月26日<br />
| discovery_method = 凌星观测法<br />
| semimajor = 0.0528 ± 0.002天文单位<br />
| semiminor = <br />
| orbital_circ = <br />
| eccentricity = ~0.0012<br />
| period = 3.92289 ± 0.00004地球日<br />
| inclination = <br />
| long_periastron = 0.11°<br />
| time_periastron = <br />
| semi-amp =<br />
| physical_characteristics = yes<br />
| mean_radius = 1.4 ± 0.06[[木星|''R''<sub>''J''</sub>]]<br />
| density = 380千克/立方米<br />
| surface_grav = 10.3m/s<sup>2</sup><br />
| mass = 0.78 ± 0.09[[木星质量|''M''<sub>''J''</sub>]]<br />
| minimum_mass =<br />
| single_temperature = ~1407K<br />
| magnitude =<br />
}}<br />
<br />
'''HAT-P-9b'''是一颗位于御夫座、距离地球约1560光年的系外行星。该行星于2008年6月26日被发现。其质量为木星的78%，半径为木星半径的1.4倍。和所有的凌星行星——除了[[HD 17156b]]——一样，该行星也属于[[热木星]]，这意味着这颗巨行星的轨道十分接近其母星，平均距离仅为790万公里，其轨道周期仅为3.92地球日。<br />
<br />
== 参考文献 ==<br />
* {{cite journal |url=http://adsabs.harvard.edu/abs/2008arXiv0806.4008S |author=Shporer, A.; Bakos, G. A.; Bouchy, F.; Pont, F.; Kovacs, G.; Latham, D. W.; Sipocz, B.; Torres, G.; Mazeh, T.; Esquerdo, G. A.; Pal, A.; Noyes, R. W.; Sasselov, D. D.; Lazar, J.; Papp, I.; Sari, P.; Kovacs, G. |title=HAT-P-9b: A Low Density Planet Transiting a Moderately Faint F star |journal=ARXIV |volume=690 |issue= |pages=1393 |doi=10.1088/0004-637X/690/2/1393 |date=June 2008 |access-date=2009-07-11 |archive-date=2016-03-11 |archive-url=https://web.archive.org/web/20160311024719/http://adsabs.harvard.edu/abs/2008arXiv0806.4008S |dead-url=no }}<br />
{{Sky|07|20|40.479|+|37|08|26.17|1560}}<br />
{{-}}<br />
{{系外行星小作品}}<br />
<br />
[[Category:御夫座]]<br />
[[Category:太阳系外行星]]<br />
[[Category:热木星]]<br />
[[Category:凌星行星]]<br />
[[Category:2008年发现的系外行星]]<br />
[[Category:类木行星]]</div>
imported>InternetArchiveBot