Star in the constellation Columba
! style="text-align: center; background-color: #FFFFC0;" colspan="2" | Observation dataEpoch J2000.0
       Equinox J2000.0 (ICRS)
! 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" | U−B 
! style="text-align:left" | B−V 
 ;/th ; ;/tr ;
 ;/th ; ;/tr ;
Nu2 Columbae is a solitary star in the southern constellation of Columba. It can be seen with the naked eye, having an apparent visual magnitude of 5.31. With an annual parallax shift of , it is estimated to lie about from the Sun.
This star has a stellar classification of F5 V, indicating that it is an F-type main sequence star that is generating energy through the thermonuclear fusion of hydrogen into helium in its core region. It has about 1.65 times the mass of the Sun and 1.6 times the Sun's radius. X-ray emission has been detected from this star, with an estimated luminosity of . It is about 1.8 billion years old and is spinning with a projected rotational velocity of . The star is radiating about 10 times the solar luminosity from its outer atmosphere at an effective temperature of .
References.
 ;templatestyles src="Reflist/styles.css" / ;