| 词条 | NGC 70 |
| 释义 |
| name = NGC 70 | image = N70s-crop.jpg | image_size = 300px | caption = NGC 70 is the spiral galaxy in the lower center of this image. The elliptical galaxies neighboring it are NGC 68 (lower) and NGC 71 (upper) | epoch = J2000 | type = Sb[1] Sbc[2] SA(rs)c[3] | constellation name = Andromeda | ra = {{RA|00|18|22.55}} | dec = {{RA|+30|04|43.4}} | h_radial_v = 7167 km/s[4] | z = 0.023907[4] | size_v = ~1.7'x1.4'[1][2][5] | appmag_v = 13.5[2][3] | dist_ly = 320-325 Mly[3][6] | size = 180,000[3] | names = IC 1539, UGC 174, Arp 113, VV 166a, MCG +05-01-067, 2MASX J00182252+3004465, IRAS 00157+2948, PGC 001194, UZC J001822.6+300446 }}NGC 70 is a spiral galaxy located in the constellation Andromeda.[7] It was discovered on September 11, 1784 by R. J. Mitchell[7] and was also observed on December 19, 1897 by Guillaume Bigourdan from France who described it as "extremely faint, very small, round, between 2 faint stars"[3] References1. ^1 {{cite simbad|title=NGC 70|access-date=23 November 2014}} {{Ngc5}}{{Catalogs | NGC = 70 | PGC = 1194}}{{galaxy-stub}}2. ^1 2 {{cite web|title=NGC 70 >> Deep Sky Object Browser|url=http://dso-browser.com/dso/info/NGC/70|website=Deep Sky Objects Browser|accessdate=23 November 2014}} 3. ^1 2 3 4 {{cite web|last1=Seligman|first1=Courtney|title=New General Catalog Objects: NGC 50 - 99|url=http://cseligman.com/text/atlas/ngc0a.htm#70|website=cseligman.com|accessdate=23 November 2014}} 4. ^1 {{cite web|title=NASA/IPAC Extragalactic Database - NGC 70|url=http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+70&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|website=NED|publisher=NASA/IPAC|accessdate=23 November 2014}} 5. ^{{cite web|title=WIKISKY - NGC 70|url=http://server3.wikisky.org/starview?object_type=2&object_id=4678|website=wikisky|publisher=SKY-MAP.org|accessdate=23 November 2014}} 6. ^{{cite web|last1=Wright|first1=Ned|title=Ned Wright's Javascript Cosmology Calculator|url=http://www.astro.ucla.edu/~wright/CosmoCalc.html|website=www.astro.ucla.edu|publisher=UCLA|accessdate=23 November 2014}} 7. ^1 {{cite web|url=http://cseligman.com/text/atlas/ngc0a.htm#70|title=NGC 70|work=Courtney Seligman|accessdate=14 March 2015}} 8 : Arp objects|NGC objects|Principal Galaxies Catalogue objects|UGC objects|Barred spiral galaxies|Astronomical objects discovered in 1784|Andromeda (constellation)|Discoveries by R. J. Mitchell |
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