Zosma - δ Leonis (delta Leonis)
Zosma, also designated as δ Leonis (delta Leonis), is a variable and multiple main-sequence star of spectral class A4 in the constellation of Leo.
Zosma visual magnitude is 2.56, making it the 95th brightest star in the sky. Because of its brightness, Zosma 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 Zosma is situated in the Hertzsprung–Russell diagram.
Star System Properties
Zosma 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 Zosma double sysyem:
Distance, Radial Speed, Proper Motion
Zosma is distant 57.68 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Zosma - δ Leonis (delta Leonis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):