UGC 2140 [SEP] constellation
UGC 2140
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.
or UGC 8331) is a dwarf irregular galaxy in the constellation Canes Venatici. It is one of the members of the M51 Group.
Examples DDO 190.
DDO 190 (also known as UGC 9240) is a dwarf irregular galaxy which is located in the constellation of Boötes. It is a member of the M94 Group as well.
Examples DDO 199.
DDO 199 (also known as Ursa Minor Dwarf, PGC 54074 or UGC 9749) is a dwarf spheroidal galaxy which is located in the northern constellation of Ursa