| 词条 | NGC 291 |
| 释义 |
| name = NGC 291 | image = File:NGC291 - SDSS DR14.jpg | caption = SDSS image of NGC 291 | epoch = J2000 | ra = {{RA|00|53|29.9}}[1] | dec = {{DEC|-08|46|04}}[1] | constellation name = Cetus | z = 0.019029[1] | h_radial_v = 5,705 km/s | type = SBa[1] | appmag_v = 14.5g[1] | size_v = 1.22' × 0.49'[1] | notes = | names = MCG -02-03-035, 2MASX J00532993-0846034, IRAS 00510-0901, F00509-0902, 6dF J0053298-084604, PGC 3140.[1] }}NGC 291 is a spiral galaxy in the constellation Cetus. It was discovered on September 27, 1864 by Albert Marth.[2] References1. ^1 2 3 4 5 6 {{cite web | title=NASA/IPAC Extragalactic Database | work=Results for NGC 0291 | url=http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+291&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&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 | accessdate=September 2, 2016}} {{galaxy-stub}}2. ^{{cite web|title=New General Catalog Objects: NGC 250 - 299|url=http://cseligman.com/text/atlas/ngc2a.htm#291|publisher=Cseligman|accessdate=October 17, 2016}} 4 : NGC objects|Astronomical objects discovered in 1864|Cetus (constellation)|Barred spiral galaxies |
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