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M99 - 版本历史
2026-07-15T10:02:48Z
在这个wiki上该页的修订历史
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imported>凌雲：/* top */ 修飾語句
2022-04-08T18:46:20Z
<p><span class="autocomment">top：</span> 修飾語句</p>
<p><b>新页面</b></p><div>{{otheruses|巴雷特M99}}<br />
{{Galaxy<br />
| name = [[梅西耶天體|梅西耶]] 99<br />
| image = <br />
| epoch = [[J2000]]<br />
| type = SA(s)c<ref name="ned">{{cite web | title=NASA/IPAC Extragalactic Database | work=Results for NGC 4254 | url=http://nedwww.ipac.caltech.edu/ | accessdate=2006-11-25 | archive-date=2018-12-25 | archive-url=https://web.archive.org/web/20181225045153/http://ned.ipac.caltech.edu/ | dead-url=no }}</ref><br />
| ra = {{RA|12|18|49.6}}<ref name="ned" /><br />
| dec = {{DEC|+14|24|59}}<ref name="ned" /><br />
| dist_ly = ? [[光年|Mly]]<br />
| dist_pc = ? [[秒差距|Mpc]]<br />
| z = 2407 ± 3 [[kilometer|km]]/[[second|s]]<ref name="ned" /><br />
| appmag_v = 10.4<ref name="ned" /><br />
| size_v = 5′.4 × 4′.7<ref name="ned" /><br />
| constellation name = [[后髮座]]<ref name="sinnott1988">{{cite book <br />
| author=R. W. Sinnott | title= The Complete New General Catalogue and Index Catalogue of Nebulae and Star Clusters by J. L. E. Dreyer | year=1988 | publisher=Sky Publishing Corporation and Cambridge University Press | id=ISBN 978-0-933346-51-2}}</ref><br />
| names = [[New General Catalogue|NGC]] 4254,<ref name="ned" /> [[Uppsala General Catalogue|UGC]] 7345,<ref name="ned" /> [[Principal Galaxies Catalogue|PGC]] 39578,<ref name="ned" /><br />Coma Pinwheel Galaxy,<ref name="simbad">{{cite web | title=SIMBAD Astronomical Database | work=Results for NGC 4254 | url=http://simbad.u-strasbg.fr/Simbad | accessdate=2006-11-25 | archive-date=2019-05-01 | archive-url=https://web.archive.org/web/20190501023034/http://simbad.u-strasbg.fr/simbad/ | dead-url=no }}</ref> Virgo Cluster Pinwheel<ref name="simbad" /><br />
}}<br />
'''M99'''（也稱為'''NGC 4254'''）是一個位於[[后髮座]]的[[螺旋星系]]，是由[[皮埃爾·梅香]]（Pierre Méchain）於1781年3月17日所發現，後來[[梅西耶]]將它放入《星雲星團表》中。<br />
<br />
== 參考資料 ==<br />
{{Reflist}}<br />
<br />
== 外部連結 ==<br />
* [https://web.archive.org/web/20071211214852/http://www.seds.org/messier/m/m099.html '''SEDS''': Spiral Galaxy M99]<br />
* [http://www.universetoday.com/am/publish/pparc_darkmatter_virgohi.html?1212006 '''UniverseToday''': Dark Matter Galaxy?] {{Wayback|url=http://www.universetoday.com/am/publish/pparc_darkmatter_virgohi.html?1212006 |date=20070610011209 }}<br />
* [https://web.archive.org/web/20070310211525/http://www.pparc.ac.uk/Nw/d_galaxy2.asp '''PPARC''': New evidence for a Dark Matter Galaxy]<br />
* [http://www.wikisky.org/?object=M99&img_source=SDSS&zoom=10 '''WIKISKY.ORG''': SDSS image, M99] {{Wayback|url=http://www.wikisky.org/?object=M99&img_source=SDSS&zoom=10 |date=20160304232452 }}<br />
<br />
{{梅西耶天体}}<br />
<br />
[[Category:螺旋星系]]<br />
[[Category:后髮座]]<br />
[[Category:梅西耶天體|099]]<br />
[[Category:后髮座NGC天體]]<br />
[[Category:1781年發現的天體]]</div>
imported>凌雲