imported>InternetArchiveBot：Add 1 book for verifiability (20211017sim)) #IABot (v2.0.8.2) (GreenC bot

2021-10-17T21:33:26Z

Add 1 book for verifiability (20211017sim)) #IABot (v2.0.8.2) (GreenC bot

新页面

{{Sky|12|42|40.986|+|14|17|45.15}}
{{Infobox galaxy
| name = NGC 4634
| image = [[File:Potw1238a.tif|300px]]
| image_size = 300px
| caption = [[哈伯太空望遠鏡]][[先進巡天照相機]]與[[第二代廣域和行星照相機]]拍攝NGC 4634影像。
| epoch = [[J2000]]
| constellation name = [[后髮座]]
| ra = {{RA|12|42|40.986}}<ref name=2MASS>{{cite journal|title=The Two Micron All Sky Survey (2MASS)|url=https://archive.org/details/sim_astronomical-journal_2006-02_131_2/page/1163|author1=Skrutskie, M.|journal=The Astronomical Journal|volume=131|issue=2|pages=1163–1183|year=2006|doi=10.1086/498708|bibcode=2006AJ....131.1163S}}</ref>
| dec = {{DEC|+14|17|45.15}}<ref name=2MASS/>
| z = 0.000991<ref name=ned>{{cite web|url=http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+4634&extend=no&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES|title=NED results for object NGC 4634|accessdate=13 February 2017|publisher=[[美国国家航空航天局|National Aeronautics and Space Administration]] / {{link-en|紅外光影像處理及分析中心|Infrared Processing and Analysis Center|Infrared Processing and Analysis Center}}|archive-date=2019-10-18|archive-url=https://web.archive.org/web/20191018184119/http://ned.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+4634&extend=no&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES|dead-url=no}}</ref>
| h_radial_v = 297<ref name=ned/>
| dist_ly =
| group_cluster = [[室女座星系團]]
| type = SBcd<ref name=ned/>
| size = {{convert|15.28|kpc|ly|abbr=on|lk=on|order=flip}}<ref name=ned/>
| appmag_v = 11.67<ref name=ned/>
| appmag_b = 13.6<ref name=SIMBAD/>
| absmag_v = -17.96<ref name=ned/>
| size_v = 2.6′ × 0.494′<ref name=ned/>
| notes =
| names = [[乌普萨拉总目录|UGC]] 7875, [[主要星系目录|PGC]] 42707, VCC 1932, [[星系形态目录|MGC]]+03-32-086<ref name=SIMBAD>{{cite simbad|title=NGC 4634|access-date=13 February 2017}}</ref>
}}

'''NGC 4634'''是一個側面面對地球的[[棒旋星系]]<ref name=":1">{{Cite web|url=https://ned.ipac.caltech.edu/cgi-bin/NEDatt?objname=NGC+4634|title=Detailed Object Classifications|website=ned.ipac.caltech.edu|access-date=2017-09-14|archive-date=2018-09-14|archive-url=https://web.archive.org/web/20180914165728/https://ned.ipac.caltech.edu/cgi-bin/NEDatt?objname=NGC+4634|dead-url=no}}</ref>，距離地球約7000萬光年，在天球上位於[[后髮座]]<ref name=":0">{{Cite web|url=http://www.spacetelescope.org/images/potw1238a/|title=Glowing gas and dark dust in a side-on spiral|last=information@eso.org|website=www.spacetelescope.org|language=en-GB|access-date=2017-09-14|archive-date=2017-09-14|archive-url=https://web.archive.org/web/20170914124947/https://www.spacetelescope.org/images/potw1238a/|dead-url=no}}</ref>。NGC 4634由天文學家[[威廉·赫歇爾]]發現於1787年1月14日<ref>{{Cite web|url=http://cseligman.com/text/atlas/ngc46.htm#4634|title=New General Catalog Objects: NGC 4600 - 4649|website=cseligman.com|language=en-US|access-date=2017-09-14|archive-date=2019-03-05|archive-url=https://web.archive.org/web/20190305222357/http://cseligman.com/text/atlas/ngc46.htm#4634|dead-url=yes}}</ref>。NGC 4634正與[[螺旋星系]]{{link-en|NGC 4633|NGC 4633}}產生重力交互作用中<ref name=":0" />，並且兩者都是[[室女座星系團]]成員<ref>{{Cite web|url=http://www.atlasoftheuniverse.com/galgrps/vir.html|title=The Virgo Cluster|website=www.atlasoftheuniverse.com|access-date=2017-09-14|archive-date=2016-03-09|archive-url=https://web.archive.org/web/20160309221951/http://www.atlasoftheuniverse.com/galgrps/vir.html|dead-url=yes}}</ref><ref>{{Cite news|url=https://www.cloudynights.com/topic/579198-ngc-4633-and-4634-may-be-interacting/|title=NGC 4633 and 4634 May be Interacting - CCD Imaging & Processing - Cloudy Nights|work=Cloudy Nights|access-date=2017-09-14|language=en|archive-date=2017-09-15|archive-url=https://web.archive.org/web/20170915023617/https://www.cloudynights.com/topic/579198-ngc-4633-and-4634-may-be-interacting/|dead-url=no}}</ref>。

== 參考資料 ==
{{reflist}}
{{Commons category}}
{{Catalogs |NGC = 4634}}
{{Ngc50}}

[[Category:棒旋星系]]
[[Category:交互作用星系]]
[[Category:后髮座NGC天體|4634]]
[[Category:室女座星系團]]
[[Category:UGC天體|7875]]
[[Category:PGC天體|42707]]
[[Category:1787年發現的天體]]

NGC 4634 - 版本历史

imported>InternetArchiveBot：​Add 1 book for verifiability (20211017sim)) #IABot (v2.0.8.2) (GreenC bot

imported>InternetArchiveBot：Add 1 book for verifiability (20211017sim)) #IABot (v2.0.8.2) (GreenC bot