https://arolstar52-zhtest.hf.space/index.php?action=history&feed=atom&title=HIP_70849
HIP 70849 - 版本历史
2026-07-16T13:07:43Z
在这个wiki上该页的修订历史
MediaWiki 1.43.9
https://arolstar52-zhtest.hf.space/index.php?title=HIP_70849&diff=1990870&oldid=prev
imported>Jimmy-bot：机器人: 尚未清空的已重定向分类（Cat:橙矮星→Cat:K型主序星）
2024-06-25T11:25:47Z
<p>机器人: 尚未清空的已重定向分类（<a href="/index.php?title=Cat:%E6%A9%99%E7%9F%AE%E6%98%9F&action=edit&redlink=1" class="new" title="Cat:橙矮星（页面不存在）">Cat:橙矮星</a>→<a href="/index.php?title=Cat:K%E5%9E%8B%E4%B8%BB%E5%BA%8F%E6%98%9F&action=edit&redlink=1" class="new" title="Cat:K型主序星（页面不存在）">Cat:K型主序星</a>）</p>
<p><b>新页面</b></p><div>{{Starbox begin <br />
| name = [[Hipparcos catalogue|HIP]] 70849<br />
}}<br />
{{Starbox observe <br />
| epoch = [[J2000.0]]<br />
| constell = [[豺狼座]]<br />
| ra = {{RA|14|29|18.5631}}<br />
| dec = {{DEC|46|27|49.738}}<br />
| appmag_v = 10.4<br />
}} <br />
{{Starbox character <br />
| class = K7V<br />
| appmag_1_passband = B<br />
| appmag_1 = 11.6<br />
| appmag_2_passband = J<br />
| appmag_2 = 7.639<br />
| appmag_3_passband = H<br />
| appmag_3 = 7.006<br />
| appmag_4_passband = K<br />
| appmag_4 = 6.790<br />
| r-i = <br />
| v-r = <br />
| b-v = 1.2<br />
| u-b = <br />
| variable = <br />
}} <br />
{{Starbox astrometry <br />
| radial_v = <br />
| prop_mo_ra = –46.68<br />
| prop_mo_dec = –202.92<br />
| parallax = 41.71<br />
| p_error = 2.02<br />
| absmag_v = 8.5<br />
}} <br />
{{Starbox detail <br />
| mass = 0.62<br />
| radius = 0.67 ± 0.04<br />
| gravity = 4.34<br />
| luminosity = 0.097 ± 0.012<br />
| temperature = 3950 ± 100<br />
| metal = <br />
| age = <br />
| rotation = <br />
}} <br />
{{Starbox catalog <br />
| names = [[Durchmusterung|CD]]–45°9206, [[Gliese Catalogue of Nearby Stars|Gliese]] 550.3, [[Luyten Two-Tenths catalogue|LTT]] 5717, [[New Luyten Two-Tenths catalogue|NLTT]] 37446, [[New Suspected Variable catalog|NSV]] 6678, [[PPM star catalog|PPM]] 760399, [[Woolley Nearby Star Catalogue|Wo]] 9482 <br />
}}<br />
{{Starbox reference<br />
| Simbad = HIP+70849<br />
| NSTED = HIP+70849<br />
| EPE = HIP+70849<br />
}}<br />
{{Starbox end}}<br />
<br />
'''HIP 70849'''是[[豺狼座]]一顆視星等10等的[[橙矮星]]，距離地球約78光年。該恆星看起來像較亮的紅矮星，並且光度、體積、質量和溫度都低於太陽。2009年在該恆星旁發現一顆類似木星的氣體巨行星。<br />
<br />
==行星系統==<br />
2009年在該恆星旁發現行星'''HIP 70849 b'''。它的質量超過木星5倍，軌道週期超過3000日，軌道半長軸也高於3.5天文單位。<br />
<br />
{{OrbitboxPlanet begin}}<br />
{{OrbitboxPlanet<br />
| exoplanet = [[HIP 70849 b|b]]<br />
| mass = >5<br />
| period = >3000<br />
| semimajor = >3.5<br />
| eccentricity = ?<br />
}}<br />
{{Orbitbox end}}<br />
<br />
== 參見 ==<br />
* [[確定存在的太陽系外行星列表]]<br />
<br />
== 參考資料 ==<br />
* Lyra (2009). [http://arxiv.org/abs/0910.3989 Naming the extrasolar planets.]{{Wayback|url=http://arxiv.org/abs/0910.3989 |date=20151106162959 }} pp. 1-28. Bibcode: [http://adsabs.harvard.edu/abs/2009arXiv0910.3989L 2009arXiv0910.3989L.]<br />
<br />
{{Sky|14|29|18.5631|-|46|27|49.738|78.3}}<br />
<br />
[[Category:K型主序星]]<br />
[[Category:HIP天體|070849]]<br />
[[Category:豺狼座]]<br />
[[Category:行星系]]<br />
<br />
{{main-star-stub}}</div>
imported>Jimmy-bot