Tau Aurigae
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| Observation data Equinox J2000 |
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|---|---|
| Constellation | Auriga |
| Right ascension | 05h 49m 10.5s |
| Declination | +39° 10' 52" |
| Apparent magnitude (V) | +4.51 |
| Distance | 213 ± 11 ly (65 ± 3 pc) |
| Spectral type | G8IIIFe-1 |
| Other designations | |
Tau Aurigae (τ Aur / τ Aurigae) is a triple star system in the constellation Auriga. It is approximately 213 light-years from Earth.
The primary component, τ Aurigae A, is a yellow G-type giant with an apparent magnitude of +4.51. It has two 12th magnitude companions, τ Aurigae B and C, 39.4 and 49.6 arcseconds away respectively.
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