NGC 5442
Galaxy in the constellation Virgo
From Wikipedia, the free encyclopedia
NGC 5442 is a barred spiral galaxy in the constellation of Virgo. Its velocity with respect to the cosmic microwave background is 6,130±26 km/s, which corresponds to a Hubble distance of 294.9 ± 20.7 Mly (90.41 ± 6.34 Mpc).[1] It was discovered by German astronomer Albert Marth on 11 January 1865.[2]
Right ascension14h 04m 43.1985s[1]
Declination−09° 42′ 48.128″[1]
| NGC 5442 | |
|---|---|
NGC 5442 imaged by SDSS | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 14h 04m 43.1985s[1] |
| Declination | −09° 42′ 48.128″[1] |
| Redshift | 0.028630±0.0000730[1] |
| Heliocentric radial velocity | 8,583±22 km/s[1] |
| Distance | 426.0 ± 29.9 Mly (130.61 ± 9.16 Mpc)[1] |
| Apparent magnitude (V) | 14.5[1] |
| Characteristics | |
| Type | SB(s)b pec[1] |
| Size | ~192,000 ly (58.88 kpc) (estimated)[1] |
| Apparent size (V) | 1.2′ × 0.5′[1] |
| Other designations | |
| IRAS 14020-0928, MCG -01-36-006, PGC 50189, VV 691[1] | |
Supernovae
Three supernovae have been observed in NGC 5442:
- SN 2001U (Type Ia, mag. 17.7) was discovered by LOTOSS (Lick Observatory and Tenagra Observatory Supernova Searches) on 3 February 2001.[3][4]
- SN 2011bz (Type Ia, mag. 17.4) was discovered by the Catalina Real-time Transient Survey on 24 April 2011.[5][6]
- SN 2024jrx (Type II, mag. 19.3244) was discovered by Automatic Learning for the Rapid Classification of Events (ALeRCE) on 27 May 2024.[7]
