θ1 Crucis (theta1 Crucis)
θ1 Crucis is a double star of spectral class A in the constellation of Crux.
θ1 Crucis visual magnitude is 4.33. Because of its moderate brightness, θ1 Crucis is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Simplified finder chart for θ1 Crucis (theta1 Crucis).
Magnitude, Color, Spectral Class
θ1 Crucis is also a so called
metallic star.
The red dot in the diagram below shows where θ1 Crucis is situated in the Hertzsprung–Russell diagram.
Star System Properties
θ1 Crucis 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 θ1 Crucis double sysyem:
Distance, Radial Speed, Proper Motion
θ1 Crucis is distant 229.74 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.
Alternative Designations
Visibility from Your Location
θ1 Crucis (theta1 Crucis) is currently not visible from Greenwich, UK