The Octant
Octans
Genitive: Octantis · abbreviation Oct
Best evening month
September
Visible from
90°S to 10°N
Centre RA
20h 00m 00s
Centre Dec
−80° 00′
In your sky
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Mythology & origin
Honours the octant navigational instrument. It contains the south celestial pole, marked only by faint Sigma Octantis.
Nicolas-Louis de Lacaille · 1756