Sculptor Dwarf Irregular Galaxy
| Sculptor Dwarf Irregular | |
|---|---|
| Observation data (J2000 epoch) | |
| Constellation | Sculptor |
| Right ascension | 00h 08m 13.3s[1] |
| Declination | −34° 34′ 42″[1] |
| Redshift | 221 ± 6 km/s[1] |
| Distance | 13.4 Mly (4.1 Mpc)[2] |
| Apparent magnitude (V) | 15.5[1] |
| Characteristics | |
| Type | IBm[1] |
| Apparent size (V) | 1′.1 × 0′.9[1] |
| Other designations | |
| SDIG,[1] PGC 621,[1] ESO 349-031[1] | |
The Sculptor Dwarf Irregular Galaxy (SDIG) is an irregular galaxy in the constellation Sculptor. The galaxy was discovered in 1976.
Nearby galaxies and galaxy group information
The Sculptor Dwarf Irregular Galaxy and the dwarf galaxy UGCA 442 are both companions of the spiral galaxy NGC 7793.[2] These galaxies all lie within the Sculptor Group, a weakly bound, filament-like group of galaxies located near the Local Group.[2]
Sculptor Dwarf Irregular Galaxy close up by Hubble Space Telescope
See also
- Sculptor Dwarf Galaxy – a dwarf spheroidal or elliptical galaxy, also in Sculptor, but significantly closer; a satellite of the Milky Way.
References
- 1 2 3 4 5 6 7 8 9 "NASA/IPAC Extragalactic Database". Results for Sculptor Dwarf Irregular. Retrieved 2007-03-15.
- 1 2 3 I. D. Karachentsev; E. K. Grebel; M. E. Sharina; A. E. Dolphin; et al. (2003). "Distances to nearby galaxies in Sculptor". Astronomy and Astrophysics (abstract). 404 (1): 93–111. arXiv:astro-ph/0302045
. Bibcode:2003A&A...404...93K. doi:10.1051/0004-6361:20030170.
External links
- The Sculptor Dwarf Irregular Galaxy on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images
Coordinates: 
00h 08m 13.3s, −34° 34′ 42″
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