Andromeda IV
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Andromeda IV | |
Observation data (J2000 epoch) | |
---|---|
Constellation | Andromeda |
Right ascension | 00h 42m 32.3s[1] |
Declination | +40° 34′ 19″[1] |
Redshift | 256 ± 9 km/s[1] |
Type | Dwarf irregular[1] |
Apparent dimensions (V) | 1′.3 × 1′.0[1] |
Apparent magnitude (V) | 16.6B[1] |
Other designations | |
And IV,[1] PGC 2544[1] | |
See also: Galaxy, List of galaxies |
Andromeda IV (And IV) might be an irregular satellite of the Andromeda Galaxy, but is probably not a galaxy at all but just a loose star cluster or some background feature.
[edit] History
It was discovered by Sidney van den Bergh.[2]
[edit] References
- ^ a b c d e f g h NASA/IPAC Extragalactic Database. Results for Andromeda IV. Retrieved on 2007-03-15.
- ^ McConnachie, A. W.; Irwin, M. J.; Ferguson, A. M. N.; Ibata, R. A.; Lewis, G. F.; Tanvir, N. (2005). "Distances and metallicities for 17 Local Group galaxies". Monthly Notices of the Royal Astronomical Society 356 (4): 979–997. doi: .