Tau² Arietis
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- For other star systems with this Bayer designation, see Tau Arietis.
| Observation data Epoch J2000.0 |
|
|---|---|
| Constellation (pronunciation) |
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 | |
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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