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{{Short description|Galaxy located in Ursa Major}}
{{Infobox galaxy|name=IC 923|image=File:IC923_-_SDSS_DR14.jpg|caption=[[Sloan Digital Sky Survey|SDSS]] image of IC 923 (located above the image)|constellation name=[[Ursa Major]]|ra=13h 43m 16.103s|dec=+55d 36m 56.85s|z=0.069243|h_radial_v=20,765 [[kilometer per second|km/s]]|dist_ly=954 [[Mly]] (292.5 [[Megaparsec|Mpc]])|appmag_v=15.0|sbrightness=12.4|type=S0|size_v=0.50' x 0.2'|names=
'''IC 923''' is a [[lenticular galaxy]] located in [[Ursa Major]]. Its [[redshift]] is 0.069243<ref>{{Cite web |title=IC 923 - lenticular galaxy. Description IC 923: |url=https://kosmoved.ru/get_ngcic.php?ID=IC_923&lang=eng |access-date=2024-05-14 |website=kosmoved.ru}}</ref> which means the galaxy is 954 million [[light-year]]s from [[Earth]].<ref>{{Cite web |title=Your NED Search Results |url=https://ned.ipac.caltech.edu/cgi-bin/objsearch?search_type=Obj_id&objid=3457023&objname=1&img_stamp=YES&hconst=73.0&omegam=0.27&omegav=0.73&corr_z=1 |access-date=2024-05-14 |website=ned.ipac.caltech.edu}}</ref> IC 923 has apparent [[dimension]]s of 0.50 x 0.2 [[Minute and second of arc|arcmin]], meaning it is approximately 139,000 light-years across.<ref>{{Cite web |title=Revised IC Data for IC 923 |url=https://spider.seds.org/ngc/revngcic.cgi?IC%20923 |access-date=2024-05-14 |website=spider.seds.org}}</ref> IC 923 was discovered in June 1892, by [[Edward Emerson Barnard]]<ref>{{Cite web |title=Index Catalog Objects: IC 900 - 949 |url=https://cseligman.com/text/atlas/ic9.htm#ic923 |access-date=2024-05-14 |website=cseligman.com}}</ref><ref>{{Cite web |title=List of NGC/IC observers |url=http://www.klima-luft.de/steinicke/ngcic/obs_e.htm |access-date=2024-05-14 |website=www.klima-luft.de}}</ref> and is a member of [[galaxy group]] V1CG 588.<ref>{{Cite web |title=NED Search Results for V1CG 588 |url=https://ned.ipac.caltech.edu/cgi-bin/objsearch?search_type=Obj_id&objid=176712983&objname=20&img_stamp=YES&hconst=73.0&omegam=0.27&omegav=0.73&corr_z=1 |access-date=2024-05-14 |website=ned.ipac.caltech.edu}}</ref>
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[[Category:Discoveries by Edward Emerson Barnard]]
[[Category:Astronomical objects discovered in 1892]]
[[Category:SDSS objects]]
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