| Observation data Epoch J2000.0 Equinox J2000.0 |
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|---|---|
| Constellation | Triangulum Australe |
| Right ascension | 15h 36m 43.2s |
| Declination | −66° 19' 01" |
| Apparent magnitude (V) | +4.11 |
| Distance | 216.1 ± 8.90 ly (66.27 ± 2.73 pc) |
| Spectral type | K1-2III / A5 |
| Other designations | |
Epsilon Trianguli Australis (ε TrA, ε Trianguli Australis) is a wide double star in the southern constellation Triangulum Australe. It is approximately 216 light years from Earth.
The primary component, Epsilon Trianguli Australis A, is an orange K-type sub-giant with an apparent magnitude of +4.11V. The companion, Epsilon Trianguli Australis B, is a white A-type main sequence dwarf which has an apparent magnitude of +9.5v and is separated from the primary by 82.1 arcseconds in position angle 218° (2001).
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