Sculptor Dwarf Irregular Galaxy

Sculptor Dwarf Irregular
Sculptor Dwarf Irregular Galaxy close up by Hubble Space Telescope.
Observation data (J2000 epoch)
ConstellationSculptor
Right ascension00h 08m 13.36s[1]
Declination−34° 34′ 42.0″[1]
Redshift221 ± 6 km/s[2]
Distance10.44 ± 0.33 Mly (3.2 ± 0.1 Mpc)[1]
Apparent magnitude (V)15.5[2]
Absolute magnitude (V)−11.87[1]
Characteristics
TypedIrr[1]
Apparent size (V)1.1 × 0.9[2]
Half-light radius (apparent)29″.4 ± 1″.6[1]
Other designations
SDIG,[2] PGC 621,[2] ESO 349-031[2]

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.[1]

  1. ^ a b c d e f g Lianou, S.; Cole, A. A. (2013). "The star formation history of the Sculptor dwarf irregular galaxy". Astronomy & Astrophysics. 549: A47. arXiv:1211.0137. Bibcode:2013A&A...549A..47L. doi:10.1051/0004-6361/201220193. S2CID 55237783.
  2. ^ a b c d e f "NASA/IPAC Extragalactic Database". Results for Sculptor Dwarf Irregular. Retrieved 2007-03-15.