Tau2 Arietis

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τ² Arietis
Observation data
Epoch J2000.0
Constellation Aries
Right ascension 03h22m45.2s
Declination +20°44′31″
Apparent magnitude (V) +5.10
Distance 319 ± 33 ly
(98 ± 10 pc)
Spectral type K3III
Other designations
63 Arietis, HR 1015, HD 20893, BD+20°551, HIP 15737, SAO 75899, GC 4026, CCDM 03228+2045
The correct title of this article is Tau² Arietis. It features superscript or subscript characters that are substituted or omitted because of technical limitations.


For other star systems with this Bayer designation, see Tau Arietis.

Tau² Arietis (τ² Ari / τ² Arietis) is a binary star in the constellation Aries. It is approximately 319 light years from Earth.

The primary component, τ² Arietis A, is an orange K-type giant with an apparent magnitude of +5.10. Its companion, τ² Arietis B is a magnitude +8.5 star, 0.5 arcseconds from the primary.

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