Astronomy:NGC 72
From HandWiki
Short description: Galaxy in the constellation Andromeda
| NGC 72 | |
|---|---|
 | |
| Observation data (J2000.0 epoch) | |
| Constellation | Andromeda |
| Right ascension | 00h 18m 28.4s |
| Declination | +30h 02m 26.5s |
| Redshift | 0.024213[1] |
| Helio radial velocity | 7259 km/s[1] |
| Distance | 320-325 Mly[2][3] |
| Apparent magnitude (V) | 13.5[4][2] |
| Characteristics | |
| Type | Sb[5] Sbc[4] SA(rs)c[2] |
| Size | 180,000[2] |
| Apparent size (V) | ~1.3'x1.0'[5][4][6] |
| Other designations | |
| UGC 176, ARP 113, VV 166d, MCG +05-01-069, 2MASX J00182837+3002265, 2MASXi J00182837+3002265, PGC 001204 | |
NGC 72 is a barred spiral galaxy estimated to be about 320 million light-years away in the constellation of Andromeda. It was discovered by R. J. Mitchell in 1855 and its magnitude is 13.5.[7]
References
- ↑ 1.0 1.1 "NASA/IPAC Extragalactic Database - NGC 72". NASA/IPAC. http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+72&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.
- ↑ 2.0 2.1 2.2 2.3 Seligman, Courtney. "New General Catalog Objects: NGC 50 - 99". http://cseligman.com/text/atlas/ngc0a.htm#72.
- ↑ Wright, Ned. "Ned Wright's Javascript Cosmology Calculator". UCLA. http://www.astro.ucla.edu/~wright/CosmoCalc.html.
- ↑ 4.0 4.1 4.2 "NGC 72 >> Deep Sky Object Browser". http://dso-browser.com/dso/info/NGC/72.
- ↑ 5.0 5.1 "NGC 72". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+72.
- ↑ "WIKISKY - NGC 72". SKY-MAP.org. http://server3.wikisky.org/starview?object_type=2&object_id=13443.
- ↑ "NGC Objects: NGC 50 - 99". http://cseligman.com/text/atlas/ngc0a.htm#72.
External links
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