Epoch J2000.0 Equinox J2000.0
|Right ascension||01h 37m 05.9167s|
|Declination||+12° 08' 29.525"|
|Apparent magnitude (V)||5.551|
|U−B color index||+0.032|
|B−V color index||+0.353|
|Radial velocity (Rv)||-1 km/s|
|Proper motion (μ)||RA: -74.90 mas/yr
Dec.: 9.96 mas/yr
|Parallax (π)||29.58 ± 1.42 mas|
|Distance||110 ± 5 ly
(34 ± 2 pc)
Pi Piscium (Pi Psc, π Piscium, π Psc) is a star approximately 110 light years away from Earth, in the constellation Pisces. It is a yellowish white star of the spectral type F0V, meaning it possesses a surface temperature of 6,000 to 7,500 kelvins, and is approximately the same size as the Sun, yet brighter and hotter in surface temperature. It has a rotational velocity of about 96 kilometers per second at its equator. It is a variable star.
In Chinese, 右更 (Yòu Gèng), meaning Official in Charge of the Pasturing, refers to an asterism consisting of refers to an asterism consisting of π Piscium, η Piscium, ρ Piscium, ο Piscium and 104 Piscium. Consequently, π Piscium itself is known as 右更三 (Yòu Gèng sān, English: the Third Star of Official in Charge of the Pasturing.)
- "Simbad Query Result". Simbad. Retrieved October 1, 2007.
- "VizieR Detailed Page". Retrieved October 1, 2007.
- (Chinese) AEEA (Activities of Exhibition and Education in Astronomy) 天文教育資訊網 2006 年 5 月 19 日