NGC 4734 is a spiral galaxy in the constellation of Virgo. Its velocity with respect to the cosmic microwave background is 7835 ± 23 km/s, which corresponds to a Hubble distance of 115.56 ± 8.10 Mpc (∼377 million light-years).[1] It was discovered by British astronomer John Herschel on 7 April 1828.[2]
| NGC 4734 | |
|---|---|
 The spiral galaxy NGC 4734. | |
| Observation data (J2000 epoch) | |
| Constellation | Virgo |
| Right ascension | 12h 51m 12.8925s[1] |
| Declination | +04° 51′ 32.555″[1] |
| Redshift | 0.025036 [1] |
| Heliocentric radial velocity | 7506 ± 2 km/s[1] |
| Distance | 376.9 ± 26.4 Mly (115.56 ± 8.10 Mpc)[1] |
| Apparent magnitude (V) | 13.5[1] |
| Characteristics | |
| Type | Sc?[1] |
| Size | ~135,600 ly (41.56 kpc) (estimated)[1] |
| Apparent size (V) | 1.0' x 0.8'[1] |
| Other designations | |
| PGC 43525, UGC 7998, CGCG 043-045, MCG +01-33-019, IRAS 12486+0507, 2MASX J12511286+0451320[1] | |
The SIMBAD database lists NGC 4734 as a LINER-type active galaxy nucleus, i.e. a galaxy whose nucleus has an emission spectrum characterized by broad lines of weakly ionized atoms.[3]
One supernova has been observed in NGC 4734: SN 2024gvc (type Ic, mag 19.7).[4]
See also
editReferences
edit- ^ a b c d e f g h i j k "NASA/IPAC Extragalactic Database". Results for NGC 4734. Retrieved 7 August 2024.
- ^ Celestial Atlas entry for NGC 4734. Retrieved 7 August 2024.
- ^ SIMBAD database entry for NGC 4734. Retrieved 7 August 2024.
- ^ Transient Name Server entry for SN 2024gvc. Retrieved 7 August 2024.
External links
edit
Media related to NGC 4734 at Wikimedia Commons- NGC 4734 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
