Pi Tucanae

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Pi Tucanae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Tucana
Right ascension 00h 20m 39.0s
Declination –69° 37′ 30″
Apparent magnitude (V) +5.50
Distance 306 ± 15 ly
(94 ± 4 pc)
Spectral type B9V
Other designations
CP-70 12, FK5 2018, HD 1685, HIP 1647, HR 83, SAO 248167.

Pi Tucanae (π Tuc, π Tucanae) is a star in the constellation Tucana.

Pi Tucanae is a B-type main sequence star with an apparent magnitude of +5.50. It is approximately 306 light years from Earth.

This star has 2.72 times the mass of the Sun and is around 271 million years old.[1]


  1. ^ Hubrig, S.; et al. (June 2001), "Search for low-mass PMS companions around X-ray selected late B stars", Astronomy and Astrophysics, 372: 152–164, arXiv:astro-ph/0103201Freely accessible, Bibcode:2001A&A...372..152H, doi:10.1051/0004-6361:20010452