ε Boötis (epsilon Boötis)
ε Boötis is a multiple main-sequence star of spectral class A2 in the constellation of Boötes.
ε Boötis visual magnitude is 5.12. Because of its faintness, ε Boötis is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where ε Boötis is situated in the Hertzsprung–Russell diagram.
Star System Properties
ε Boötis is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the ε Boötis double sysyem:
Distance, Radial Speed, Proper Motion
ε Boötis is distant 209.65 light years from the Sun and it is moving towards the Sun at the speed of 23 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's ε Boötis (epsilon Boötis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):