Tianguan - ζ Tauri (zeta Tauri)
Tianguan, also designated as ζ Tauri (zeta Tauri), is a variable and double giant star of spectral class B4 in the constellation of Taurus.
Tianguan visual magnitude is 3. Because of its brightness, Tianguan 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
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where Tianguan is situated in the Hertzsprung–Russell diagram.
Star System Properties
Tianguan 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 Tianguan double sysyem:
Distance, Radial Speed, Proper Motion
Tianguan is distant 416.88 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Tianguan - ζ Tauri (zeta Tauri) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):