PGC 16389
Irregular galaxy in the constellation Caelum
PGC 16389 | |
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![]() Image taken using the Hubble Space Telescope | |
Observation data | |
Constellation | Caelum |
Right ascension | 04h 56m 58.7s[1] |
Declination | −42° 48′ 14″[1] |
Redshift | 0.002192 ± 0.000017 km/s[1] |
Galactocentric velocity | 657 ± 5 km/s[1] |
Distance | 6.61 megaparsecs (21.6 Mly)[1] |
Apparent magnitude (B) | 14.4[1] |
Characteristics | |
Type | Irr[1] |
Apparent size (V) | 1.3′ × 1.3′[1] |
Other designations | |
2MASX J02232199+3211492, ESO 252-IG1, AM 0455-425, PGC 16389 |
LEDA/PGC 16389 is a Hubble-type dwarf irregular galaxy (dIrr) in the constellation Caelum in the southern sky. It is estimated to be 22 million light-years from the Milky Way and forms an optical galaxy pair with APMBGC 252+125-117.
References
- ^ a b c d e f g h NASA/IPAC EXTRAGALACTIC DATABASE
External links
- CDS Portal
- SIMBAD Astronomical Database
- A cosmic optical illusion
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Constellation of Caelum
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