Epsilon Trianguli Australis

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ε Trianguli Australis
Observation data
Epoch J2000.0
Constellation
(pronunciation)		 Triangulum Australe
Right ascension 15h 36m 43.2s
Declination −66° 19' 01"
Apparent magnitude (V) +4.11
Distance 216 ± 9 ly
(66 ± 3 pc)
Spectral type K1-2III + A5
Other designations
HR 5771, HD 138538,
CP-65 3102, FK5 574,
HIP 76440, SAO 253226,
GC 20932, CCDM 15367-6620

Epsilon Trianguli Australis (ε TrA / ε Trianguli Australis) is a binary star in the constellation Triangulum Australe. It is approximately 216 light years from Earth.

The primary component, Epsilon Trianguli Australis A, is an orange K-type giant with an apparent magnitude of +4.11. The companion, Epsilon Trianguli Australis B is a white A-type main sequence dwarf which has an apparent magnitude of +9.5 and is separated from the primary by 83 arcseconds.


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