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.

PGC 16389
Image taken using the Hubble Space Telescope
Observation data (J2000 epoch)
ConstellationCaelum
Right ascension04h 56m 58.7s[1]
Declination−42° 48′ 14″[1]
Redshift0.002192 ± 0.000017 km/s[1]
Galactocentric velocity657 ± 5 km/s[1]
Distance6.61 megaparsecs (21.6 Mly)[1]
Apparent magnitude (B)14.4[1]
Characteristics
TypeIrr[1]
Apparent size (V)1.3′ × 1.3′[1]
Other designations
2MASX J02232199+3211492, ESO 252-IG1, AM 0455-425, PGC 16389

References

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