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NGC 2 - 版本历史
2026-07-15T08:31:44Z
在这个wiki上该页的修订历史
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imported>勾陈一5744：修正笔误 修饰语句
2026-03-10T17:02:12Z
<p>修正笔误 修饰语句</p>
<p><b>新页面</b></p><div>{{Infobox galaxy<br />
| name = [[NGC天體表|NGC]] 2<br />
| image =NGC 2 by the DESI Legacy Surveys.jpg<br />
| caption = NGC 2 ([[暗能量光谱仪|DESI]])<br />
| epoch = [[J2000]]<br />
| type = Sab<ref name="ned">{{cite web<br />
| title=NASA/IPAC Extragalactic Database<br />
| work=Results for NGC 2<br />
| url=http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+2&img_stamp=yes&extend=no<br />
| accessdate=2006-11-18<br />
| archive-date=2019-10-18<br />
| archive-url=https://web.archive.org/web/20191018180532/http://ned.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+2&img_stamp=yes&extend=no<br />
| dead-url=no<br />
}}</ref><br />
| ra = {{RA|00|07|17.1}}<ref name="ned" /><br />
| dec = {{DEC|+27|40|42}}<ref name="ned" /><br />
| z = 0.025214<ref name=ned/><br />
| h_radial_v = {{nowrap|7559 km/s}}<ref name=ned/><br />
| dist_ly = 303 ± 25 M[[光年|ly]]<br/>{{nowrap|(93.1 ± 7.7 M[[秒差距|pc]])}}<ref name=ned-dist>{{cite web<br />
|title=Distance Results for NGC 0002<br />
|work=NASA/IPAC Extragalactic Database<br />
|url=http://nedwww.ipac.caltech.edu/cgi-bin/nDistance?name=NGC+0002<br />
|accessdate=2010-05-03<br />
|archive-date=2019-10-18<br />
|archive-url=https://web.archive.org/web/20191018180459/http://ned.ipac.caltech.edu/cgi-bin/nDistance?name=NGC+0002<br />
|dead-url=no<br />
}}</ref><br />
| appmag_v = +15.0<ref name="ned" /><br />
| appmag_b = 14.94 <ref>{{cite web |title=HyperLeda -object description |url=http://atlas.obs-hp.fr/hyperleda/ledacat.cgi?NGC2 |website=HyperLeda |accessdate=2026-03-10 |language=en}}</ref><br />
| absmag_b = -21.01<br />
| size_v = 1′.0 × 0′.6<ref name="ned" /><br />
| constellation name = [[飛馬座]]<br />
| notes = -<br />
| names = [[烏普薩拉總目錄|UGC]] 59, PGC 567, [[星雲和星團總表|GC]] 6246 <ref name="ned" /><br />
}}<br />
'''NGC 2'''（'''[[烏普薩拉總目錄|UGC]] 59''', '''[[主要星系目录|PGC]] 567'''），[[飛馬座]]的[[漩渦星系]]。它的[[视星等]]為14.2等，[[赤經]]為{{RA|00|07|17.1}}，[[赤緯]]為{{DEC|+27|40|42}}，[[退行速度]]约为7500 km/s。1873年8月20日，[[劳伦斯·帕森斯]]发现了该星系<ref name="cs">{{cite web |author1=Courtney Seligman |title=New General Catalog Objects: NGC 1 - 49 |url=https://cseligman.com/text/atlas/ngc0.htm#2 |website=https://cseligman.com/ |accessdate=2026-03-10 |language=en}}</ref>。<br />
<br />
== 性质 ==<br />
NGC 2距离[[太阳系]]约3.45亿光年。虽然它与北边的NGC 1角距离仅有几角分，但是二者间的物理距离有2.1亿光年。根据其角直径可求出该星系的直径大约是10万光年<ref name="cs"></ref>。<br />
<br />
== 参见 ==<br />
*[[NGC天体列表]]<br />
<br />
==參考文獻==<br />
{{Reflist}}<br />
<br />
==外部連結==<br />
* Source: [http://www.ngcic.org/ NGC/IC Project]{{Wayback|url=http://www.ngcic.org/ |date=20070927000057 }}<br />
* {{WikiSky}}<br />
<br />
{{-}}<br />
{{galaxy-stub}}<br />
{{astro-stub}}<br />
{{Catalogs|NGC=1|UGC=57|PGC=564}}<br />
{{Sky|00|07|17.1|+|27|40|42|313300000}}<br />
{{Ngc5}}<br />
<br />
{{DEFAULTSORT:NGC 0002}}<br />
[[Category:飞马座NGC天体]]</div>
imported>勾陈一5744