Iota Tucanae

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ι Tucanae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Tucana
Right ascension 01h 07m 18.7s
Declination −61° 46' 31"
Apparent magnitude (V) +5.36
Distance 279 ± 12 ly
(86 ± 4 pc)
Spectral type G5III
Other designations
HR 332, HD 6793, CP-62 89, FK5 39, HIP 5268, SAO 248324.

Iota Tucanae (ι Tuc, ι Tucanae) is a star in the constellation Tucana.

Iota Tucanae is a yellow G-type giant with a mean apparent magnitude of +5.36. It is approximately 279 light years from Earth. It is classified as a semiregular variable star and its brightness varies by 0.06 magnitudes.

This star has 2.31 times the mass of the Sun.[1]


  1. ^ Pizzolato, N.; Maggio, A.; Sciortino, S. (September 2000), "Evolution of X-ray activity of 1-3 Msun late-type stars in early post-main-sequence phases", Astronomy and Astrophysics, 361: 614–628, Bibcode:2000A&A...361..614P