NGC 2090 is a spiral galaxy located approximately 40 million light-years from the Solar System[1] in the Columba constellation. It was discovered on 29 October 1826 by Scottish astronomer James Dunlop.[4] NGC 2090 was studied to refine the Hubble constant to an accuracy within ±10%.[1]
| NGC 2090 | |
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NGC 2090 captured by the Hubble Space Telescope in 2015. | |
| Observation data (J2000 epoch) | |
| Constellation | Columba |
| Right ascension | 05h 48m 22.3s[1] |
| Declination | −34° 13′ 37″[1] |
| Redshift | 0.003079[2] |
| Helio radial velocity | 921.5 km/s[2] |
| Distance | 40.1 ± 2.9 Mly (12.3 ± 0.9 Mpc)[1] |
| Apparent magnitude (V) | 11.20[3] |
| Apparent magnitude (B) | 11.99[3] |
| Characteristics | |
| Type | SA:(rs)c[3] |
| Apparent size (V) | 4.9′ × 2.4′[3] |
| Other designations | |
| MCG -06-13-009, PGC 17819[2] | |
New General Catalogue 2000 to 2499 | |
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Constellation of Columba | |||||||||||
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