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]
Type IBm[1]
Apparent dimensions (V) 1′.1 × 0′.9[1]
Apparent magnitude (V) 15.5[1]
Other designations
SDIG,[1] PGC 621,[1] ESO 349-031[1]
See also: Galaxy, List of galaxies

The Sculptor Dwarf Irregular Galaxy (SDIG) is an irregular galaxy in the constellation Sculptor. The galaxy was discovered in 1976.

Contents

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]

See also

References

  1. ^ a b c d e f g h i "NASA/IPAC Extragalactic Database". Results for Sculptor Dwarf Irregular. http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=Sculptor+Dwarf+Irregular#ObjNo1. Retrieved 2007-03-15. 
  2. ^ a b c I. D. Karachentsev, E. K. Grebel, M. E. Sharina, A. E. Dolphin, D. Geisler, P. Guhathakrta, P. W. Hodge, V. E. Karachentseva, A. Sarajedini, P. Seitzer (2003). "Distances to nearby galaxies in Sculptor" (abstract). Astronomy and Astrophysics 404 (1): 93–111. arXiv:astro-ph/0302045. Bibcode 2003A&A...404...93K. doi:10.1051/0004-6361:20030170. 

External links

Coordinates: 00h 08m 13.3s, −34° 34′ 42″