NGC 403 is a lenticular galaxy located in the constellation of Pisces. It was discovered on August 29, 1862 by Heinrich d'Arrest.

| NGC 403 | |
|---|---|
![]() NGC 403 as seen by 2MASS | |
| Observation data (J2000 epoch) | |
| Constellation | Pisces |
| Right ascension | 01h 09m 14.1s[1] |
| Declination | +32° 45′ 08″[1] |
| Redshift | 0.016978[1] |
| Helio radial velocity | 5,090 km/s[1] |
| Distance | 216.9 million ly (65.5 mpc)[1] |
| Apparent magnitude (V) | 12.5[2] |
| Characteristics | |
| Type | S0/a[1] |
| Apparent size (V) | 1.8' × 0.6'[2] |
| Other designations | |
| CGCG 501-104, MCG 5-3-68, PGC 4111, UGC 715 | |
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| NGC | |
| PGC |
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| UGC |
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