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{{Infobox galaxy
| name = NGC 3902
| image = [[File:NGC3902 - SDSS DR14.jpg|250px]]
| caption = [[史隆數位巡天|SDSS]]拍摄的NGC 3902
| epoch = [[曆元|J2000]]
| constellation name = [[狮子座|Leo]]
| ra = {{RA|11|49|18.746}}<ref name=2MASS>{{cite journal |doi=10.1086/498708 |last1=Skrutskie |first1=Michael F. |last2=Cutri |first2=Roc M. |last3=Stiening |first3=Rae |last4=Weinberg |first4=Martin D. |last5=Schneider |first5=Stephen E. |last6=Carpenter |first6=John M. |last7=Beichman |first7=Charles A. |last8=Capps |first8=Richard W. |last9=Chester |first9=Thomas |last10=Elias |first10=Jonathan H. |last11=Huchra |first11=John P. |last12=Liebert |first12=James W. |last13=Lonsdale |first13=Carol J. |last14=Monet |first14=David G. |last15=Price |first15=Stephan |last16=Seitzer |first16=Patrick |last17=Jarrett |first17=Thomas H. |last18=Kirkpatrick |first18=J. Davy |last19=Gizis |first19=John E. |last20=Howard |first20=Elizabeth V. |last21=Evans |first21=Tracey E. |last22=Fowler |first22=John W. |last23=Fullmer |first23=Linda |last24=Hurt |first24=Robert L. |last25=Light |first25=Robert M. |last26=Kopan |first26=Eugene L. |last27=Marsh |first27=Kenneth A. |last28=McCallon |first28=Howard L. |last29=Tam |first29=Robert |last30=Van Dyk |first30=Schuyler D. |last31=Wheelock |first31=Sherry L. |title=The Two Micron All Sky Survey (2MASS) |journal=The Astronomical Journal |date=1 February 2006 |volume=131 |pages=1163–1183 |url=https://ui.adsabs.harvard.edu/abs/2006AJ....131.1163S/abstract |issn=0004-6256 |access-date=2022-06-27 |archive-date=2022-04-02 |archive-url=https://web.archive.org/web/20220402123403/https://ui.adsabs.harvard.edu/abs/2006AJ....131.1163S/abstract |dead-url=no }}</ref>
| dec = {{DEC|+26|07|17.50}}<ref name=2MASS/>
| h_radial_v = 3573 km/s<ref name=SIMBAD/>
| z = 0.01199<ref name=SIMBAD/>
| dist_ly = {{cvt|57.81|Mpc|Mly|lk=on|order=flip}}<ref name=Cosmicflows3>{{cite journal|bibcode=2016AJ....152...50T|doi=10.3847/0004-6256/152/2/50|arxiv=1605.01765|title=Cosmicflows-3|author1=Tully, R. Brent|author2=Courtois, Hélène M.|author3=Sorce, Jenny G.|journal=The Astronomical Journal|volume=152|issue=2|id=50|pages=21|date=2016}}</ref>
| group_cluster =
| type = SAB(s)bc:<ref name=NED>{{cite web|url=https://ned.ipac.caltech.edu/byname?objname=NGC%203902&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1|title=Results for object NGC 3902 (NGC 3902)|work=NASA/IPAC Extragalactic Database|publisher=California Institute of Technology|accessdate=2021-02-09|archive-date=2022-06-27|archive-url=https://web.archive.org/web/20220627024141/https://ned.ipac.caltech.edu/byname?objname=NGC%203902&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1|dead-url=no}}</ref>
| size =
| appmag_v =
| appmag_b = 13.99<ref name=LEDA>{{cite web|url=http://leda.univ-lyon1.fr/ledacat.cgi?o=NGC%203902|title=Search specification: NGC 3902|work=HyperLeda|publisher=Université Claude Bernard Lyon 1|accessdate=2021-02-09|archive-date=2021-02-15|archive-url=https://web.archive.org/web/20210215020040/http://leda.univ-lyon1.fr/ledacat.cgi?o=NGC%203902|dead-url=no}}</ref>
| absmag_v =
| size_v =
| notes =
| names = {{odlist|UGC=6790|MCG=+04-28-055|PGC=36923}}<ref name=SIMBAD>{{cite simbad|title=NGC 3902|accessdate=2021-02-09}}</ref>
}}
'''NGC 3902'''是一个位于[[狮子座]]的[[螺旋星系]] ，1785年4月6日由[[威廉·赫歇爾]]发现，1827年2月19日由[[約翰·赫歇爾]]观测<ref name=cseligman/>。NGC 3902距离地球约1.8亿至1.85亿[[光年]]，但依据红移数据推测，NGC 3902距离地球的距离在1.85亿光年和2.4亿光年之间。星系直径约为7.5万光年<ref>{{cite web|last1=Ford|first1=Dominic|title=The galaxy NGC 3902|url=https://in-the-sky.org/data/object.php?id=NGC3902|accessdate=23 October 2020|website=In-The-Sky.org|publisher=Dominic Ford|language=en|archive-date=2020-10-29|archive-url=https://web.archive.org/web/20201029090340/https://in-the-sky.org//data/object.php?id=NGC3902|dead-url=no}}</ref><ref name=cseligman>{{cite web |last1=Courtney |first1=Seligman |title=New General Catalog Objects: NGC 3900 - 3949 |url=https://cseligman.com/text/atlas/ngc39.htm#3902 |website=cseligman.com |accessdate=23 October 2020 |archive-date=2018-11-26 |archive-url=https://web.archive.org/web/20181126221516/http://cseligman.com/text/atlas/ngc39.htm#3902 |dead-url=no }}</ref>，属于NGC 3902星系群。

== 参考 ==
{{reflist}}

{{Ngc40}}

[[Category:中間螺旋星系]]
[[Category:NGC天体|3902]]
[[Category:獅子座]]
[[Category:PGC天體|036923]]

{{spiral-galaxy-stub}}

NGC 3902 - 版本历史

imported>InternetArchiveBot：​补救5个来源，并将0个来源标记为失效。) #IABot (v2.0.9.1

imported>InternetArchiveBot：补救5个来源，并将0个来源标记为失效。) #IABot (v2.0.9.1