η Leonis (eta Leonis)
η Leonis is a variable and double hypergiant star of spectral class A0 in the constellation of Leo.
η Leonis visual magnitude is 3.52. Because of its moderate brightness, η Leonis 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
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Finder chart for η Leonis (eta Leonis).
Magnitude, Color, Spectral Class

The red dot in the diagram below shows where η Leonis is situated in the Hertzsprung–Russell diagram.

Star System Properties
η Leonis 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 Leonis double sysyem:
Distance, Radial Speed, Proper Motion
η Leonis is distant 2,130.72 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's η Leonis (eta Leonis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):