NGC 4605

NGC 4605
NGC 4605 by Hubble.
Observation data (J2000 epoch)
ConstellationUrsa Major
Right ascension12h 39m 59.381s
Declination+61° 36 33.09
Redshift0.000484±0.000020
Heliocentric radial velocity143 ± 5 km/s
Distance18.10 ± 0.33 Mly (5.55 ± 0.10 Mpc)
Apparent magnitude (V)10.9
Absolute magnitude (B)–18.10
Characteristics
TypeSBc or SB(s)c pec
Mass/Light ratio0.25±0.03 M/L
Apparent size (V)6.03 × 2.45
Other designations
UGC 7831, PGC 42408

NGC 4605 is a dwarf barred spiral galaxy in the constellation Ursa Major, located at a distance of 18.1 ± 0.3 megalight-years from the Milky Way. Physically it is similar in size and in B-band absolute magnitude to the Large Magellanic Cloud. It is a possible member of either the M81 Galaxy Group or the Messier 101 Group.