NGC 2004
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| NGC 2004 | |
|---|---|
| File:NGC 2004 hst 05904 02 R814 G B555 hst 05475 1d R G555 B450.png Hubble Space Telescope image of NGC 2004 | |
| Observation data (J2000 epoch) | |
| Right ascension | 05h 30m 41.340s[1] |
| Declination | −67° 17′ 21.83″[1] |
| Distance | 163.1 ± 0.3 ly (50 ± 0.1 pc)[2] |
| Apparent magnitude (V) | 9.6[3] |
| Apparent dimensions (V) | 3.0' × 2.8'[4] |
| Physical characteristics | |
| Mass | ~2.3×104[5] M☉ |
| Estimated age | 20 Ma[5] |
| Other designations | NGC 2004, ESO 86-SC4[3] |
| Associations | |
| Constellation | Dorado |
NGC 2004 (also known as ESO 86-SC4) is an open cluster of stars in the southern constellation of Dorado. It was discovered by Scottish astronomer James Dunlop on September 24, 1826.[6] This is a young, massive cluster with an age of about 20 million years and 23,000 times the mass of the Sun.[5] It has a core radius of 2.85 ± 0.46 pc (9.3 ± 1.5 ly).[7] NGC 2004 is a member of the Large Magellanic Cloud,[4] which is a satellite galaxy of the Milky Way.
References
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- ^ a b Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ a b Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
- ^ a b c Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
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- ^ 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
