https://arolstar52-zhtest.hf.space/index.php?action=history&feed=atom&title=HD_49674
HD 49674 - 版本历史
2026-07-18T18:06:46Z
本wiki上该页面的版本历史
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https://arolstar52-zhtest.hf.space/index.php?title=HD_49674&diff=1848187&oldid=prev
imported>Jimmy-bot：机器人: 尚未清空的已重定向分类（Cat:黃矮星→Cat:G型主序星）
2024-06-25T11:33:53Z
<p>机器人: 尚未清空的已重定向分类（<a href="/index.php?title=Cat:%E9%BB%83%E7%9F%AE%E6%98%9F&action=edit&redlink=1" class="new" title="Cat:黃矮星（页面不存在）">Cat:黃矮星</a>→<a href="/index.php?title=Cat:G%E5%9E%8B%E4%B8%BB%E5%BA%8F%E6%98%9F&action=edit&redlink=1" class="new" title="Cat:G型主序星（页面不存在）">Cat:G型主序星</a>）</p>
<p><b>新页面</b></p><div>{{Starbox begin <br />
| name = [[Henry Draper catalogue|HD]] 49674 }}<br />
{{Starbox observe <br />
| epoch = J2000 <br />
| constell = [[御夫座]] <br />
| ra = {{RA|06|51|30.51}} <ref name="hipparcos"/><br />
| dec = {{DEC|+40|52|03.9}} <ref name="hipparcos"/><br />
| appmag_v = 8.1 <br />
}}<br />
{{Starbox character <br />
| class = G5V <br />
| r-i = <br />
| v-r = <br />
| b-v = 0.729 <br />
| u-b = <br />
| variable = <br />
}}<br />
{{Starbox astrometry <br />
| radial_v = 11.8 ± 0.3 <br />
| prop_mo_ra = 32.23 ± 0.97 <ref name="hipparcos"/><br />
| prop_mo_dec = -122.70 ± 0.69 <ref name="hipparcos"/><br />
| parallax = 22.61 <br />
| p_error = 0.87<br />
| parallax_footnote = <ref name="hipparcos"/><br />
| absmag_v = 8.81 <br />
}}<br />
{{Starbox detail<br />
| mass=1.07 <br />
| radius=0.94 <br />
| luminosity= <br />
| temperature=5482 <br />
| metal=25 % <br />
| gravity=4.560 <ref name="Butler2006"/><br />
| rotation= <br />
| age=2.38 G <br />
}}<br />
{{Starbox catalog <br />
| names=[[Guide Star Catalog|GSC]] 02946-00426, [[SAO星表|SAO]] 41390, [[uvby98]] 100049674, [[德國天文學會|AG]]+40° 813, [[AGKR]] 6129, [[Hipparcos Catalogue|HIP]] 32916, [[SPOCS]] 324, [[波恩星表|BD]]+41° 1544, [[PPM Star Catalogue]] 49392, [[Tycho Catalogue|TYC]] 2946-426-1. }}<br />
{{Starbox reference <br />
| Simbad=HD+49674<br />
| ARICNS = <br />
}}<br />
{{starbox sources|HIP|CCDM|HR}}<br />
{{Starbox end}}<br />
<br />
'''HD 49674'''是一颗8[[星等|等]][[黄矮星|G-型主序星]]（[[恒星分类|光谱分类]] G5V），位于大约144[[光年]]之外的[[御夫座]]中。它的质量与我们的太阳很接近。它有一颗近些年发现的[[行星]]。<ref name="Butler2003"/><br />
<br />
==行星系==<br />
2002年发现行星[[HD 49674 b]]时，它是当时质量最小的行星，非常接近于亚木星质量和海王星质量的边界，即0.1 M<sub>J</sub>。这颗行星离恒星距离很近。<br />
<br />
{{OrbitboxPlanet begin<br />
| table_ref = <ref name="Butler2006"/><br />
}}<br />
{{OrbitboxPlanet<br />
| exoplanet = [[HD 49674 b|b]]<br />
| mass = >0.105 ± 0.011<br />
| period = 4.94737 ± 0.00098<br />
| semimajor = 0.0580 ± 0.0034<br />
| eccentricity = 0.087 ± 0.095<br />
}}<br />
{{Orbitbox end}}<br />
<br />
==参见==<br />
*[[确定存在的太阳系外行星列表]]<br />
<br />
==参考文献==<br />
{{Reflist|colwidth=30em|refs=<br />
<br />
<ref name="Butler2003">{{cite journal | url=http://www.iop.org/EJ/article/0004-637X/582/1/455/56131.html | title=Seven New Keck Planets Orbiting G and K Dwarfs | last1=Butler | first1=R. Paul | last2=Marcy | first2=Geoffrey W. | last3=Vogt | first3=Steven S. | last4=Fischer | first4=Debra A. | last5=Henry | first5=Gregory W. | last6=Laughlin | first6=Gregory | last7=Wright | first7=Jason T. | display-authors=1 | journal=The Astrophysical Journal | year=2003 | volume=582 | issue=1 | pages=455–466 | doi=10.1086/344570 | bibcode=2003ApJ...582..455B | access-date=2012-08-02 | archive-date=2012-07-13 | archive-url=https://www.webcitation.org/697D9a5fX?url=http://iopscience.iop.org/0004-637X/582/1/455/fulltext/ | dead-url=no }}</ref><br />
<br />
<ref name="Butler2006">{{cite journal | url=http://www.iop.org/EJ/article/0004-637X/646/1/505/64046.html | title=Catalog of Nearby Exoplanets | last1=Butler | first1=R. P. | last2=Wright | first2=J. T. | last3=Marcy | first3=G. W. | last4=Fischer | first4=D. A. | last5=Vogt | first5=S. S. | last6=Tinney | first6=C. G. | last7=Jones | first7=H. R. A. | last8=Carter | first8=B. D. | last9=Johnson | first9=J. A. | display-authors=1 | journal=The Astrophysical Journal | volume=646 | issue=1 | pages=505–522 | year=2006 | doi=10.1086/504701 | bibcode=2006ApJ...646..505B | arxiv=astro-ph/0607493 | access-date=2012-08-02 | archive-date=2009-05-02 | archive-url=https://www.webcitation.org/5gTrfcenD?url=http://www.iop.org/EJ/article/0004-637X/646/1/505/64046.html | dead-url=no }}</ref><br />
<br />
<ref name="hipparcos">{{cite web | url=http://webviz.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I/311/hip2&recno=32824 | title=HIP 32916 | work=Hipparcos, the New Reduction | author=van Leeuwen, F. | year=2007 | accessdate=2010-03-14 | archive-date=2016-03-03 | archive-url=https://web.archive.org/web/20160303192947/http://webviz.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=I%2F311%2Fhip2&recno=32824 | dead-url=no }}</ref><br />
<br />
}}<br />
<br />
==外部链接==<br />
* {{cite web | url=http://exoplanet.eu/star.php?st=HD+49674 | title=Notes for star HD 49674 | work=The Extrasolar Planets Encyclopaedia | accessdate=2008-08-23 | archive-date=2012-03-13 | archive-url=https://web.archive.org/web/20120313211750/http://exoplanet.eu/star.php?st=HD+49674 | dead-url=no }}<br />
* {{cite web | url=http://www.extrasolar.net/planettour.asp?StarCatId=normal&StarId= | title=HD 49674 | work=Extrasolar Visions | accessdate=2008-08-23 | deadurl=yes | archiveurl=https://web.archive.org/web/20110605075057/http://www.extrasolar.net/planettour.asp?StarCatId=normal&StarId= | archivedate=2011-06-05 }}<br />
* [http://webviz.u-strasbg.fr/viz-bin/VizieR-S?HIP%2032916 HIP 32916] {{Wayback|url=http://webviz.u-strasbg.fr/viz-bin/VizieR-S?HIP%2032916 |date=20160303221429 }} Catalog<br />
* [http://aladin.u-strasbg.fr/AladinPreview?-c=06+51+30.5164%2B40+52+03.923&ident=HD++49674&submit=Aladin+previewer Image HD 49674]<br />
<br />
{{Sky|06|51|30.5164|+|40|52|03.923|133.8}}<br />
<br />
[[Category:御夫座]]<br />
[[Category:G型主序星]]<br />
[[Category:HD和HDE天體|49674]]<br />
[[Category:HIP天體|32916]]<br />
[[Category:行星系]]</div>
imported>Jimmy-bot