Gacrux - γ Crucis (gamma Crucis)
Gacrux, also designated as γ Crucis (gamma Crucis), is a variable and multiple giant star of spectral class M3 in the constellation of Crux.
Gacrux visual magnitude is 1.63, making it the 23th brightest star in the sky. Because of its brightness, Gacrux is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where Gacrux is situated in the Hertzsprung–Russell diagram.
Star System Properties
Gacrux is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the Gacrux double sysyem:
Distance, Radial Speed, Proper Motion
Gacrux is distant 87.89 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.
Alternative Designations
Visibility from Your Location
Gacrux - γ Crucis (gamma Crucis) is currently not visible from Greenwich, UK