Chi Piscium

Chi Piscium

Location of χ Piscium (circled)

Observation data Epoch J2000.0      Equinox J2000.0
Constellation	Pisces
Right ascension	01^h 11^m 27.19^s
Declination	+21° 02' 04.8"
Apparent magnitude (V)	+4.66
Distance	439 ly (135 pc)
Spectral type	K0III
Other designations
χ Piscium, χ Psc, Chi Psc, 84 Piscium, BD+20°172, FK5 1032, GC 1437, HD 7087, HIP 5571, HR 351, PPM 90550, SAO 74544.

Chi Piscium (Chi Psc, χ Piscium, χ Psc) is an orange K-type giant with an apparent magnitude of +4.51. It is approximately 162 light years from Earth.

Chi Piscium is moving through the Galaxy at a speed of 27.3 km/s relative to the Sun. Its projected Galactic orbit carries it between 23,900 and 29,000 light years from the center of the Galaxy.^[1]

Naming

In Chinese, 奎宿 (Kuí Sù), meaning Legs (asterism), refers to an asterism consisting of refers to an asterism consisting of χ Piscium, η Andromedae, 65 Piscium, ζ Andromedae, ε Andromedae, δ Andromedae, π Andromedae, ν Andromedae, μ Andromedae, β Andromedae, σ Piscium, τ Piscium, 91 Piscium, υ Piscium, φ Piscium and ψ¹ Piscium. Consequently, χ Piscium itself is known as 奎宿十五 (Kuí Sù shíwǔ, English: the Fifteenth Star of Legs.)^[2]

References

1. Chi Piscium (HIP 5571)
2. (Chinese) AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 5 月 19 日