γ Columbae (gamma Columbae)
γ Columbae is a double sub-giant star in the constellation of Columba.
γ Columbae visual magnitude is 4.36. Because of its moderate brightness, γ Columbae should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The table below summarizes the key facts about γ Columbae:
Celestial coordinates and finder chart of γ Columbae
γ Columbae is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of γ Columbae are provided in the following table:
The simplified sky map below shows the position of γ Columbae in the sky:
Visibility of γ Columbae from your location
Digitized Sky Survey image of γ Columbae
The image below is a photograph of γ Columbae from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of γ Columbae is 0 arcsec per year in Right Ascension and 0.009 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of γ Columbae from the Sun and relative movement
γ Columbae is distant 853.40 light years from the Sun and it is moving far from the Sun at the speed of 24 kilometers per second.
Spectral properties of γ Columbae
γ Columbae belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where γ Columbae is situated in the Hertzsprung–Russell diagram.
γ Columbae star system properties
γ Columbae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the γ Columbae double sysyem: