Astronomy:NGC 204
From HandWiki
Short description: Galaxy in the constellation Pisces
| NGC 204 | |
|---|---|
 | |
| Observation data (J2000 epoch) | |
| Constellation | Pisces |
| Right ascension | 00h 39m 44.3s[1] |
| Declination | +03° 17′ 58″[1] |
| Redshift | 0.017986[1] |
| Distance | 241 Mly[2] |
| Apparent magnitude (V) | 13.8[1] |
| Characteristics | |
| Type | SA00(s) pec:[1] |
| Apparent size (V) | 1.2' × 1.1'[1] |
| Other designations | |
| UGC 423, CGCG 383-063, MCG +00-02-116, 2MASX J00394426+0317585, PGC 2397.[1] | |
NGC 204 is an unbarred lenticular galaxy located approximately 241 million light-years from the Solar System[2] in the constellation Pisces. It was discovered on December 21, 1786 by William Herschel.[3]
See also
References
- ↑ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 "NASA/IPAC Extragalactic Database". Results for NGC 0204. http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+204&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 An object's distance from Earth can be determined using Hubble's law: v=Ho is Hubble's constant (70±5 (km/s)/Mpc). The relative uncertainty Δd/d divided by the distance is equal to the sum of the relative uncertainties of the velocity and v=Ho
- ↑ "New General Catalog Objects: NGC 200 - 249". Cseligman. http://cseligman.com/text/atlas/ngc2.htm#204.
External links
- NGC 204 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
- SEDS
Coordinates: 
00h 39m 44.3s, 03° 17′ 58″
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