Iota Piscis Austrini Explained

Iota Piscis Austrini (ι Piscis Austrini) is a solitary, blue-white hued star in the southern constellation of Piscis Austrinus. It has an apparent visual magnitude of +4.35 and is around 500 light years from the Sun. This is an A-type main sequence star with a stellar classification of A0 V. It has a magnitude 11.4 visual companion located at an angular separation of 20 arc seconds along a position angle of 290°, as of 1910.

Iota Piscis Austrini is moving through the Galaxy at a speed of 29.7 km/s relative to the Sun. Its projected Galactic orbit carries it between 18,400 and 24,300 light years from the center of the Galaxy.[1]

Naming

In Chinese, Chinese: 天錢 (Chinese: Tiān Qián), meaning Celestial Money, refers to an asterism consisting of refers to an asterism consisting of ι Piscis Austrini 13 Piscis Austrini, θ Piscis Austrini, μ Piscis Austrini and τ Piscis Austrini. Consequently, the Chinese name for ι Piscis Austrini itself is Chinese: 天錢三 (Chinese: Tiān Qián sān, English: the Third Star of Celestial Money.)[2]

Notes and References

  1. http://www.astrostudio.org/xhip.php?hip=107380 Iota Piscis Austrini (HIP 107380)
  2. AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 7 月 5 日