HD 73389

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e² Carinae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Carina
Right ascension 08h35m19.6s
Declination −58°00′33″
Apparent magnitude (V) +4.84
Distance 230 ± 7 ly
(70 ± 2 pc)
Spectral type K0III
Other designations
HR 3414, HD 73389, CP−57°1591, HIP 42134, SAO 236106, GC 11797, CCDM J08353-5801

HD 73389, also known as e² Carinae (e² Car), is a binary star in the constellation Carina. It is approximately 230 light years from Earth.

The primary component, e² Carinae A, is an orange K-type giant with an apparent magnitude of +4.84. The companion star, e² Carinae B, is an eighth magnitude star located 0.29 arcseconds, or at least 20 AU from the primary.