ψ Ophiuchi (psi Ophiuchi)
ψ Ophiuchi is a hypergiant star of spectral class K0 in the constellation of Ophiuchus.
ψ Ophiuchi visual magnitude is 4.5. Because of its moderate brightness, ψ Ophiuchi 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
Simplified finder chart for ψ Ophiuchi (psi Ophiuchi).
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where ψ Ophiuchi is situated in the Hertzsprung–Russell diagram.
Distance, Radial Speed, Proper Motion
ψ Ophiuchi is distant 177.95 light years from the Sun
Alternative Designations
Visibility from Your Location
Today's ψ Ophiuchi (psi Ophiuchi) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):