3C 20
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| 3C 20 | |
|---|---|
| Observation data (Epoch J2000) | |
| Constellation | Cassiopeia |
| Right ascension | 00h 43m 09.21s[1] |
| Declination | +52° 03′ 33.5″[1] |
| Redshift | 0.174 |
| Type | E[1] |
| Apparent magnitude (V) | 19 |
| Other designations | |
| DA 22 , LEDA 2817481 , 3C 20 | |
| See also: Quasar, List of quasars | |
3C 20 is a Seyfert galaxy located in the constellation Cassiopeia.
References
- ^ a b c "NASA/IPAC Extragalactic Database". Results for QSO B1637+826. Retrieved 2006-10-26.
External links
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