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Octans (abbr. Oct, gen. Octantis)





The Octant; a faint constellation around the south celestial pole that includes Sigma Octantis, the South Pole Star. Its only star above magnitude 4.0 is Nu Oct (visual magnitude 3.73, absolute magnitude 2.10, spectral type K0III, distance 69 light-years).


Octans constellation
Octans. © 2003 Torsten Bronger.
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Related categories

   • NOTABLE STARS
   • NEBULAE AND STAR CLUSTERS
   • GALAXIES