Epsilon Trianguli Australis
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.[1] The companion, Epsilon Trianguli Australis B, is a white A-type main sequence dwarf which has an apparent magnitude of +9.32v,[2] and is separated from the primary by 82.1 arcseconds in position angle 218° (2001).
References
- ↑ "Epsilon Trianguli Australis". SIMBAD. Retrieved 7 June 2012.
- ↑ "HD 138510". SIMBAD. Retrieved 7 June 2012.
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