Psi Ursae Majoris

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ψ Ursae Majoris
Observation data
Equinox J2000.0
Constellation Ursa Major
Right ascension 11h 09m 39.8s
Declination +44° 29' 55"
Apparent magnitude (V) +3.00
Absolute magnitude (V) -0.27
Distance 147 ± 4 ly
(45 ± 1 pc)
Spectral type K1III
Other designations
52 Ursae Majoris, HR 4335,
HD 96833, BD+45 1897,
FK5 420, HIP 54539,
SAO 43629, GC 15340

Psi Ursae Majoris (ψ UMa / ψ Ursae Majoris) is a star in the constellation Ursa Major.

The name "Ta Tsun" of chinese origin supposedly translates as "the great wine-jar". Wasat, the delta star in the constellation Gemini can also be called by this name.

Psi Ursae Majoris is an orange K-type giant with an apparent magnitude of +3.00. It is approximately 147 light years from Earth.