ε Persei (epsilon Persei)
ε Persei is a variable and multiple hypergiant star of spectral class B0 in the constellation of Perseus.
ε Persei visual magnitude is 2.89. Because of its brightness, ε Persei 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
Simplified finder chart for ε Persei (epsilon Persei).
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where ε Persei is situated in the Hertzsprung–Russell diagram.
Star System Properties
ε Persei is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ε Persei double sysyem:
Distance, Radial Speed, Proper Motion
ε Persei is distant 537.95 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.
Alternative Designations
Visibility from Your Location
ε Persei (epsilon Persei) is circumpolar and transits at 02:54 UTC (altitude: 78.6°)