| 3C 346 | |
|---|---|
 SDSS image of 3C 346. | |
| Observation data (J2000.0 epoch) | |
| Constellation | Hercules |
| Right ascension | 16h 43m 48.59s |
| Declination | +17° 15′ 49.46″ |
| Redshift | 0.163025 |
| Heliocentric radial velocity | 48,874 km/s |
| Distance | 2.484 Gly (761.59 Mpc) |
| Apparent magnitude (B) | 17.2 |
| Characteristics | |
| Type | E;NLRG, Sy2 |
| Notable features | Radio galaxy |
| Other designations | |
| 4C 17.70, PKS J1643+1715, PGC 58857, DA 422, OS 170, NVSS J164348+171548 | |
3C 346 is an elliptical galaxy located in the constellation Hercules. It is located nearly 2.5 billion light years away from Earth and classified a Seyfert galaxy and a compact steep-spectrum source (CSS),[1] although later studies confirm it as a Fanaroff-Riley class II source.[2]
- ^ "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2024-10-05.
- ^ Dey, Arjun; van Breugel, Wil J. M. (1994-06-01). "Blue Optical Continuum Associated With a Radio Knot in 3C346". The Astronomical Journal. 107: 1977. Bibcode:1994AJ....107.1977D. doi:10.1086/117009. ISSN 0004-6256.