NGC 5251
| NGC 5251 | |
|---|---|
 NGC 5251 imaged by SDSS | |
| Observation data (J2000 epoch) | |
| Constellation | Boötes |
| Right ascension | 13h 37m 24.7565s[1] |
| Declination | +27° 25′ 09.993″[1] |
| Redshift | 0.036558[1] |
| Heliocentric radial velocity | 10960 ± 3 km/s[1] |
| Distance | 538.9 ± 37.7 Mly (165.22 ± 11.57 Mpc)[1] |
| Apparent magnitude (V) | 13.9[1] |
| Characteristics | |
| Type | S?[1] |
| Size | ~183,100 ly (56.14 kpc) (estimated)[1] |
| Apparent size (V) | 0.7′ × 0.7′[1] |
| Other designations | |
| IRAS F13351+2740, 2MASX J13372485+2725097, MCG +05-32-044, PGC 48119, CGCG 161-090[1] | |
NGC 5251 is a barred spiral galaxy in the constellation of Boötes. Its velocity with respect to the cosmic microwave background is 11202 ± 17 km/s, which corresponds to a Hubble distance of 165.22 ± 11.57 Mpc (~539 million light-years).[1] It was discovered by German-British astronomer William Herschel on 11 April 1785.[2]
The SIMBAD database lists NGC 5251 as a LINER galaxy, i.e. a galaxy whose nucleus has an emission spectrum characterized by broad lines of weakly ionized atoms.[3]
Supernova
[edit]One supernova has been observed in NGC 5251.
- SN 2024bci (Type Ia, mag. 18.77) was discovered by the GOTO telescope array on 24 January 2024.[4]
See also
[edit]References
[edit]- 1 2 3 4 5 6 7 8 9 10 11 "Results for object NGC 5251". NASA/IPAC Extragalactic Database. NASA and Caltech. Retrieved 14 August 2024.
- ↑ Seligman, Courtney. "NGC 5251". Celestial Atlas. Retrieved 14 August 2024.
- ↑ "NGC 5251". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 16 December 2024.
- ↑ "SN 2024bci". Transient Name Server. IAU. Retrieved 14 August 2024.
External links
[edit]
Media related to NGC 5251 at Wikimedia Commons- NGC 5251 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
