NGC 9 is a spiral galaxy about 140 million light-years away in the Pegasus constellation. It was discovered on 27 September 1865 by Otto Wilhelm von Struve.[3]

| NGC 9 | |
|---|---|
NGC 9 (Sloan Digital Sky Survey) | |
| Observation data (J2000 epoch) | |
| Constellation | Pegasus |
| Right ascension | 00h 08m 54.7s [1] |
| Declination | +23° 49′ 01″[1] |
| Redshift | 0.015104[1] |
| Helio radial velocity | 4528 ± 10 km/s[1] |
| Distance | 142 ± 31 Mly (43.5 ± 9.5 Mpc)[2] |
| Apparent magnitude (V) | 14.35 [1] |
| Absolute magnitude (V) | —18.69 |
| Characteristics | |
| Type | Sb: pec [1] |
| Apparent size (V) | 1.3' x 0.7' [1] |
| Other designations | |
| UGC 78,[1] PGC 652 [1] | |
| |
|---|---|
| NGC | |
| PGC |
|
| UGC |
|