4 Centauri
4 Centauri is a double sub-giant star of spectral class B4 in the constellation of Centaurus.
4 Centauri visual magnitude is 4.73. Because of its moderate brightness, 4 Centauri 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 4 Centauri is situated in the Hertzsprung–Russell diagram.
Star System Properties
4 Centauri is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 4 Centauri double sysyem:
Distance, Radial Speed, Proper Motion
4 Centauri is distant 669.40 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's 4 Centauri rise, transit and set times from El Porvenir, Honduras are the following (all times relative to the local timezone America/Tegucigalpa):