NGC 3613 is an elliptical galaxy in the constellation Ursa Major. It was discovered by the astronomer William Herschel on April 8, 1793.[4] NGC 3613 is the center of a cluster of galaxies, and has an estimated globular cluster population of over 2,000.[3]
NGC 3613 | |
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Observation data (J2000 epoch) | |
Constellation | Ursa Major |
Right ascension | 11h 18m 36.130s[1] |
Declination | +57° 59′ 59.73″[1] |
Redshift | 0.006738[2] |
Heliocentric radial velocity | 2013 ± 47 km/s[2] |
Distance | 98 Mly (30.1 Mpc)[3] |
Absolute magnitude (V) | −21.5[3] |
Characteristics | |
Type | E6[3] |
Apparent size (V) | 1.347′ × 0.997′[2] |
Other designations | |
UGC 6323, MCG +10-16-109, PGC 34583[2] |
In 2011, SN 2011eh, a type Ia supernova with a peculiar spectrum, was detected within NGC 3613.[5]