Okab - ζ Aquilae (zeta Aquilae)
Okab, also designated as ζ Aquilae (zeta Aquilae), is a variable and multiple hypergiant star of spectral class A0 in the constellation of Aquila.
Okab visual magnitude is 2.99. Because of its brightness, Okab 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
Loading map...
Finder chart for Okab - ζ Aquilae (zeta Aquilae).
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where Okab is situated in the Hertzsprung–Russell diagram.
Star System Properties
Okab 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 Okab double sysyem:
Distance, Radial Speed, Proper Motion
Okab is distant 83.21 light years from the Sun and it is moving towards the Sun at the speed of 25 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Okab - ζ Aquilae (zeta Aquilae) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):