η Gruis (eta Gruis)
η Gruis is a double giant star of spectral class K2 in the constellation of Grus.
η Gruis visual magnitude is 4.85. Because of its moderate brightness, η Gruis 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 η Gruis (eta Gruis).
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where η Gruis is situated in the Hertzsprung–Russell diagram.
Star System Properties
η Gruis 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 η Gruis double sysyem:
Distance, Radial Speed, Proper Motion
η Gruis is distant 394.20 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.
Alternative Designations
Visibility from Your Location
η Gruis (eta Gruis) is currently not visible from Greenwich, UK