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Sky-Tonight.com / Constellations / Octans
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Observation Settings

Or select it on the map:
This Earth map lets you select the observer’s location used to calculate the bearing and elevation of celestial objects. The selected point determines how the sky, rise and set times, and object positions are shown.
Your location: Santa Clara, United States
Timezone:
Latitude:
37.3541
Longitude:
-121.955

Octans Constellation

Double-click to unlock the map.
Octans, the octant, is a faint constellation in the southern sky, known for containing the south celestial pole star, Sigma Octantis.

Octans Rise and Set Timetable

TimeElevation
Octans is always below the horizon-
Moonrise, 25.9% illuminated 11:16-40°
Octans transit20:23-34°
Moonset20:29-34°
Astronomical observing session begins21:21-34°
Astronomical observing session ends04:21-39°

Track Octans position throughout the night

← 17 October 2026 →

Elevation (degrees)
Time
Altitude
Azimuth
Shift the map to change the time and observe Octans changing position in the night sky.

Annual motion of Octans

Time
DateSun, 18 October 2026
Twilight start17:54
Twilight end03:49
Twilight duration10h 55m
RiseOctans is always down
SetOctans is always down
Elevation at transit-34°
Transit time20:19
Equatorial coordinatesRA: 22h 58m 30s", Dec: -86° 10' 58s