NGC 217
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| NGC 217 | |
|---|---|
 SDSS view of NGC 217 | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 00h 41m 33.9s[1] |
| Declination | −10° 01′ 17″[1] |
| Redshift | 0.013262[1] |
| Distance | 178 Mly[2] |
| Apparent magnitude (V) | 13.0g[1] |
| Characteristics | |
| Type | S0/a[1] |
| Apparent size (V) | 2.05' × 0.68'[1] |
| Other designations | |
| MCG -02-02-085, 2MASX J00413390-1001169, 2MASXi J0041339-100117, IRAS F00390-1017, 6dF J0041339-100117, PGC 2482.[1] | |
NGC 217 is a spiral or lenticular galaxy located approximately 178 light-years from the Solar System[2] in the constellation Cetus. It was discovered on November 28, 1785 by William Herschel.[3]
See also
[edit | edit source]References
[edit | edit source]- ^ a b c d e f g Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ a b 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
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
External links
[edit | edit source]- Error creating thumbnail: File missing Media related to Lua error in Module:Commons_link at line 62: attempt to index field 'wikibase' (a nil value). at Wikimedia Commons
- NGC 217 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
- SEDS
