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Galaxy in the constellation Boötes From Wikipedia, the free encyclopedia
NGC 5630 is a barred spiral galaxy in the constellation of Boötes. Its velocity with respect to the cosmic microwave background is 2826 ± 11 km/s, which corresponds to a Hubble distance of 41.68 ± 2.92 Mpc (∼136 million light-years).[1] It was discovered by German-British astronomer William Herschel on 9 April 1787.[2]
NGC 5630 | |
---|---|
Observation data (J2000 epoch) | |
Constellation | Boötes |
Right ascension | 14h 27m 36.61s[1] |
Declination | +41° 15′ 27.9″[1] |
Redshift | 0.008918 [1] |
Heliocentric radial velocity | 2673 ± 2 km/s[1] |
Distance | 135.9 ± 9.5 Mly (41.68 ± 2.92 Mpc)[1] |
Apparent magnitude (V) | 13.0[1] |
Characteristics | |
Type | Sdm?[1] |
Size | ~75,700 ly (23.21 kpc) (estimated)[1] |
Apparent size (V) | 2.2' x 0.7'[1] |
Other designations | |
IRAS 14256+4128, 2MASX J14273658+4115281, UGC 9270, MCG +07-30-014, PGC 51635, CGCG 220-018[1] |
NGC 5630 is listed as a field galaxy, i.e. one does not belong to a larger galaxy group or cluster and hence is gravitationally alone.[3]
Three supernovae have been observed in NGC 5630: SN 2005dp (type II, mag. 16),[4][5] SN 2006am (type IIn, mag. 18.5),[6] and SN 2023zdx (Type II-P, mag. 17).[7]
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