| NGC 5939 | |
|---|---|
 The spiral galaxy NGC 5939. | |
| Observation data (J2000 epoch) | |
| Constellation | Ursa Minor |
| Right ascension | 15h 24m 46.03s[1] |
| Declination | +68° 43′ 50.3″[1] |
| Redshift | 0.022235 [1] |
| Heliocentric radial velocity | 6666 ± 4 km/s[1] |
| Distance | 321.6 ± 22.5 Mly (98.59 ± 6.90 Mpc)[1] |
| Apparent magnitude (V) | 13.1[1] |
| Characteristics | |
| Type | S?[1] |
| Size | ~102,500 ly (31.44 kpc) (estimated)[1] |
| Apparent size (V) | 0.9' x 0.5'[1] |
| Other designations | |
| IRAS 15244+6854, 2MASX J15244604+6843501, UGC 9854, MCG +12-15-007, PGC 55022, CGCG 338-008[1] | |
NGC 5939 is a spiral galaxy in the constellation of Ursa Minor. Its velocity with respect to the cosmic microwave background is 6684 ± 4 km/s, which corresponds to a Hubble distance of 98.59 ± 6.90 Mpc (∼322 million light-years).[1] It was discovered by American astronomer Lewis Swift on 11 July 1883.[2]