Sculptor Dwarf Irregular Galaxy
The Sculptor Dwarf Irregular Galaxy (SDIG) is an irregular galaxy in the constellation Sculptor. It is a member of the NGC 7793 subgroup of the Sculptor Group. The galaxy was discovered in 1976.
| Sculptor Dwarf Irregular | |
|---|---|
Sculptor Dwarf Irregular Galaxy close up by Hubble Space Telescope. | |
| Observation data (J2000 epoch) | |
| Constellation | Sculptor |
| Right ascension | 00h 08m 13.36s |
| Declination | −34° 34′ 42.0″ |
| Redshift | 221 ± 6 km/s |
| Distance | 10.44 ± 0.33 Mly (3.2 ± 0.1 Mpc) |
| Apparent magnitude (V) | 15.5 |
| Absolute magnitude (V) | −11.87 |
| Characteristics | |
| Type | dIrr |
| Apparent size (V) | 1.1′ × 0.9′ |
| Half-light radius (apparent) | 29″.4 ± 1″.6 |
| Other designations | |
| SDIG, PGC 621, ESO 349-031 | |
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