ο1 Orionis (omicron1 Orionis)
ο1 Orionis is a variable star of spectral class S3 in the constellation of Orion.
ο1 Orionis visual magnitude is 4.74. Because of its moderate brightness, ο1 Orionis 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
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where ο1 Orionis is situated in the Hertzsprung–Russell diagram.
Distance, Radial Speed, Proper Motion
ο1 Orionis is distant 541.53 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's ο1 Orionis (omicron1 Orionis) rise, transit and set times from Nivå, Denmark are the following (all times relative to the local timezone Europe/Copenhagen):