| NGC 166 | |
|---|---|
|    DECam image of NGC 166 | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus | 
| Right ascension | 00h 35m 48.8s [1] | 
| Declination | −13° 36′ 38″ [1] | 
| Redshift | 0.020084 [1] | 
| Apparent magnitude (V) | 15.18 [1] | 
| Characteristics | |
| Type | Sa [2] | 
| Apparent size (V) | 0.9' × 0.3' [1] | 
| Other designations | |
| PGC 2143. [1] | |
NGC 166 (also known as PGC 2143) is a spiral galaxy located around 2.6 million light-years away in the constellation Cetus, with an apparent magnitude of 15.18. [1] It was discovered by Francis Preserved Leavenworth in 1886. [3]