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Octans is a faint constellation located in the deep Southern Sky. Its name is Latin for the eighth part of a circle, but it is named after the octant, a navigational instrument. Devised by French astronomer Nicolas Louis de Lacaille in 1752, Octans remains one of the 88 modern constellations. The southern celestial pole is located within the ...
Eta Octantis, Latinized from η Octantis, is a solitary star located in the southern circumpolar constellation Octans. It has an apparent magnitude of 6.19, [2] making it faintly visible to the naked eye. The object is situated at a distance of 358 light years [1] but is approaching the Solar System with a heliocentric radial velocity of −1.7 ...
ζ Octantis. Zeta Octantis, Latinized from ζ Octantis, is a solitary, [16] yellowish-white hued star located in the southern circumpolar constellation Octans. It has an apparent magnitude of 5.42, [2] making it faintly visible to the naked eye under ideal conditions. The star is located relatively close at a distance of only 156 light-years ...
Sigma Octantis is a solitary [9] star in the Octans constellation that forms the pole star of the Southern Hemisphere.Its name is also written as σ Octantis, abbreviated as Sigma Oct or σ Oct, and it is officially named Polaris Australis (/ p oʊ ˈ l ɛər ɪ s ɔː ˈ s t r eɪ l ɪ s /). [10]
Tau Octantis, Latinized from τ Octantis, is a solitary [11] star in the southern circumpolar constellation Octans. It has an apparent magnitude of 5.50, [2] allowing it to be faintly seen with the naked eye. The object is located at a distance of 480 light years [1] but is receding with a heliocentric radial velocity of 31 km/s.
Epsilon Octantis. Epsilon Octantis, Latinized from ε Octantis, is a star in the southern circumpolar constellation of Octans. It is a faintly visible to the naked eye with an apparent visual magnitude of about 5. The annual parallax shift of 11.22 [1] mas yields a distance estimate of around 291 light years.
data. θ Octantis, Latinized as Theta Octantis, is a single [9] star in the southern circumpolar constellation of Octans, near the constellation border with Hydrus. It is visible to the naked eye as a faint, orange-hued star with an apparent visual magnitude of 4.78. [2]
data. Phi Octantis, Latinized from φ Octantis, is a solitary star [14] located in the southern circumpolar constellation Octans. It has an apparent magnitude of 5.46, [2] making it faintly visible to the naked eye if viewed under ideal conditions. The object is located relatively close at a distance of 194 light years based on Gaia DR3 ...