III Zw 2 is a rapidly-rotating quasar located in the Seyfert galaxy Messier 106 in the constellation Canes Venatici,[1][2] containing a stellar black hole.[3] Approximately every five years it emits dramatic radio outbursts.[4]
| III Zw 2 | |
|---|---|
 Image of Messier 106 | |
| Observation data (J2000 epoch) | |
| Constellation | Canes Venatici |
| Right ascension | 12h 18m 57.5s |
| Declination | 47° 18′ 14″ |
| Redshift | 0.089 |
| Characteristics | |
| Type | Type II Seyfert |
| Size | 67,500 light years in diameter |
| Other designations | |
| PG 0007+106, Mrk 1501 | |