NGC 546
NGC 546 (also known as ESO 296-25, IRAS 01229-3819, MCG −6-4-29 and PGC 5255) is a barred spiral galaxy about 270 million light years[3] away from Earth and located in the constellation Sculptor. The largest diameter is 1.40 (122 thousand light years) and the smallest is 0.5 angular minutes (43 thousand light years). The first discovery was made by John Frederick William Herschel on 23 October 1835.
| NGC 546 | |
|---|---|
 DSS image of NGC 546 | |
| Observation data (J2000 epoch) | |
| Constellation | Sculptor |
| Right ascension | 01h 25m 12.809s[1] |
| Declination | −38° 04′ 08.50″[1] |
| Redshift | 0.021922[2] |
| Helio radial velocity | 6500 km/s[2] |
| Distance | 266.34 ± 0.65 Mly (81.66 ± 0.20 Mpc)[3] |
| Apparent magnitude (B) | 14.48[2] |
| Characteristics | |
| Type | SB(s)b: pec[4] |
| Other designations | |
| MCG-06-04-029, PGC 5255[2] | |
References
- Skrutskie, M. (2006). "The Two Micron All Sky Survey (2MASS)". The Astronomical Journal. 131 (2): 1163–1183. Bibcode:2006AJ....131.1163S. doi:10.1086/498708.
- "NGC 546". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2 February 2021.
- Tully, R. Brent; et al. (2013). "Cosmicflows-2: The Data". The Astronomical Journal. 146 (4). arXiv:1307.7213. Bibcode:2013AJ....146...86T. doi:10.1088/0004-6256/146/4/86.
- "Results for object NGC 0546 (NGC 546)". NASA/IPAC Extragalactic Database. California Institute of Technology. Retrieved 2 February 2021.
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