δ Octantis, Latinised as Delta Octantis, has the distinction of being
Saturn's southern
pole star.[8] An orange giant of class K2III,[3] it has 1.2 times the mass of the Sun and about 25 times the Sun's radius. This star is about 4.3 billion years old, which is similar to the age of the Sun.[6]
Naming
In
Chinese caused by adaptation of the European southern hemisphere constellations into the Chinese system, 異雀 (Yì Què), meaning Exotic Bird, refers to an asterism consisting of δ Octantis,
ζ Apodis,
ι Apodis,
β Apodis,
γ Apodis,
δ1 Apodis,
η Apodis,
α Apodis and
ε Apodis. Consequently, δ Octantis itself is known as 異雀五 (Yì Què wǔ, English: the Fifth Star of Exotic Bird).[9]
^
abHoffleit, D.; Warren, W. H. (1995). "VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)". VizieR On-line Data Catalog: V/50. Originally Published in: 1964BS....C......0H. 5050.
Bibcode:
1995yCat.5050....0H.
^
abMallama, A. (2014). "Sloan Magnitudes for the Brightest Stars". The Journal of the American Association of Variable Star Observers. 42 (2): 443.
Bibcode:
2014JAVSO..42..443M.
Vizier catalog entry