| 词条 | NGC 261 |
| 释义 |
| name = NGC 261 | epoch = J2000 | ra = {{RA|00|46|27.9}}[1] | dec = {{DEC|-73|06|13}}[1] | constellation name = Tucana | dist_ly = | type = diffuse | appmag_v = | size_v = 1.3' × 1.1'[2] | notes = | names = ESO 029-EN 012, IRAS 00447-7322[1] }}NGC 261 is a diffuse nebula located in the constellation Tucana. It was discovered on September 5, 1826 by James Dunlop.[3] References1. ^1 2 {{cite web | title=NASA/IPAC Extragalactic Database | work=Results for NGC 0261 | url=http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+261&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}} {{Ngc5}}{{nebula-stub}}2. ^{{cite simbad|title=NGC 261}} 3. ^{{cite web|title=New General Catalog Objects: NGC 200 - 249|url=http://cseligman.com/text/atlas/ngc2a.htm#261|publisher=Cseligman|accessdate=September 28, 2016}} 1 : NGC objects |
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