NGC 4540
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| NGC 4540 | |
|---|---|
 Hubble Space Telescope image of NGC 4540. | |
| Observation data (J2000 epoch) | |
| Constellation | Coma Berenices |
| Right ascension | 12h 34m 50.9s[1] |
| Declination | 15° 33′ 06″[1] |
| Redshift | 0.004306[1] |
| Heliocentric radial velocity | 1291 km/s[1] |
| Distance | 64 Mly[2] |
| Group or cluster | Virgo Cluster |
| Apparent magnitude (V) | 12.44[1] |
| Characteristics | |
| Type | SAB(rs)cd, Sy1[1] |
| Size | ~39,120 ly (estimated)[1] |
| Apparent size (V) | 1.9 x 1.5[1] |
| Other designations | |
| PGC 41876, UGC 7742, IRAS 12323+1549, MCG 3-32-74, CGCG 99-93, VCC 1588[1] | |
NGC 4540 is a spiral galaxy with type 1 Seyfert activity[3] located about 64 million light-years away[4] in the constellation Coma Berenices.[5] NGC 4540 was discovered by astronomer William Herschel on March 21, 1784[6] and is a member of the Virgo Cluster.[7][8]
See also
[edit | edit source]
References
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- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ 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 4540 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
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