Star in the constellation Dorado
! style="text-align: center; background-color: #FFFFC0;" colspan="2" | Observation dataEpoch J2000.0
       Equinox J2000.0
! style="text-align:left" | Constellation
! style="text-align:left" | Right ascension
! style="text-align:left" | Declination
! style="text-align:left" | Apparent magnitude (V)
! style="background-color: #FFFFC0; text-align: center;" colspan="2"| Characteristics
! style="text-align:left" | Spectral type
! style="text-align:left" | B−V 
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Eta2 Doradus, Latinized from η2 Doradus, is a star in the southern constellation of Dorado. It is visible to the naked eye as a dim, reddish star with an apparent visual magnitude of 5.01 It is about 580 light years from the Sun as shown by parallax, and its net movement is one of receding, having a radial velocity of +34.5 km/s. It is circumpolar south of latitude ° 24′ S.
This object is an M-type giant star, with its stellar classification being M2.5III. It has left the main sequence after exhausting its core hydrogen and expanded to around 80 R☉. The star is radiating about 1200 times the Sun's luminosity from its photosphere, at an effective temperature of 3726 K.
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