Mira - ο Ceti (omicron Ceti)
Mira, also designated as ο Ceti (omicron Ceti), is a variable and multiple giant star of spectral class M7 in the constellation of Cetus.
Mira visual magnitude is 3.04. Because of its moderate brightness, Mira 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 Mira is situated in the Hertzsprung–Russell diagram.
Star System Properties
Mira 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 Mira double sysyem:
Distance, Radial Speed, Proper Motion
Mira is distant 418.49 light years from the Sun and it is moving far from the Sun at the speed of 64 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Mira - ο Ceti (omicron Ceti) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):