Astronomy:UGC 2140

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Short description: Irregular galaxy in the constellation Aries
UGC 2140
HCG 18 legacy dr10.jpg
UGC 2140 with the legacy surveys
Observation data (J2000 epoch)
ConstellationAries
Right ascension 02h 39m 06.1s[1]
Declination+18° 23′ 02″[1]
Redshift0.013583[1]
Apparent magnitude (V)15.43[1]
Characteristics
TypeIrr[2]
Apparent size (V)1.7[1]
Other designations
VV 143, HCG 18, UGC 2140, Z 462-37, APG 258, MCG+03-07-037, Z 0236.3+1810, Arp 258

UGC 2140 is an irregular galaxy in the constellation Aries. It was thought to be a compact group of galaxies, catalogued as HCG 18, but in 1999 the object was found to be a single galaxy with multiple star-forming regions.[2]

References

Coordinates: Sky map 02h 39m 06.1s, +18° 23′ 02″