| 词条 | NGC 138 |
| 释义 |
| name = NGC 138 | image = File:NGC138 - SDSS DR14.jpg | caption = SDSS image of NGC 2998 | epoch = J2000.0 | constellation name = Pisces | ra = {{RA|00|30|59.2}}[1] | dec = {{DEC|±05|09|35}}[1] | z = 0.039674[1] | h_radial_v = 11894 ± 31[1] | gal_v = 12001 ± 31[1] | type = sa[2] | appmag_v = | appmag_b = 14,8[2] | absmag_v = | size_v = | notes = | names = UGC 00308, CGCG 409-023, CGCG 0028.4+0454, MCG +01-02-016, 2MASX J00305921+0509350, GALEXASC J003059.34+050934.0, GALEXMSC J003059.35+050933.4, WBL 011-002, PGC 001889, UZC J003059.3+050935 | references = [1] }}NGC 138 is a spiral galaxy in the constellation Pisces. It was discovered on August 29, 1864 by Albert Marth.[3] References1. ^1 2 3 4 5 {{cite web |url=http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+138&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 |title=NED results for object NGC 0138 |author= |date= |website=NASA/IPAC Extragalactic Database |publisher=NASA |access-date=2016-05-15 |quote=}} {{Catalogs | NGC = 138}}{{galaxy-stub}}2. ^1 {{cite web |url=http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+138&submit=SIMBAD+search |title=SIMBAD Astronomical Database |work=Strasbourg astronomical Data Center |accessdate=18 August 2015}} 3. ^{{cite web |last1=Seligman |first1=Courtney |title=NGC 138 |url=https://cseligman.com/text/atlas/ngc1.htm#138 |website=Celestial Atlas |accessdate=30 November 2018}} 6 : Astronomical objects discovered in 1864|Pisces (constellation)|MCG objects|Principal Galaxies Catalogue objects|UGC objects|NGC objects |
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