72 Ophiuchi
72 Ophiuchi is a multiple sub-giant star of spectral class A4 in the constellation of Ophiuchus.
72 Ophiuchi visual magnitude is 3.73. Because of its moderate brightness, 72 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 72 Ophiuchi.
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where 72 Ophiuchi is situated in the Hertzsprung–Russell diagram.
Star System Properties
72 Ophiuchi 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 72 Ophiuchi double sysyem:
Distance, Radial Speed, Proper Motion
72 Ophiuchi is distant 82.74 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's 72 Ophiuchi rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):