HD 73390

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e¹ Carinae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Carina
Right ascension 08h35m15.4s
Declination −58°13′30″
Apparent magnitude (V) +5.27
Absolute magnitude (V) -2.08
Distance 960 ± 130 ly
(295 ± 39 pc)
Spectral type B3V+B3Vn
Other designations
HR 3415, HD 73390, CP−57°1590, HIP 42129, SAO 236105, GC 11796, CCDM J08353-5813

HD 73390, also called e¹ Carinae (e¹ Car), is a binary star in the constellation Carina. It is approximately 960 light years from Earth.

The primary component, e¹ Carinae A, is a blue-white B-type main sequence dwarf with an apparent magnitude of +5.27. Its companion, e¹ Carinae B is a ninth magnitude star located 0.63 arcseconds, or at least 190 AU from the primary.