β Hydrae (beta Hydrae)
β Hydrae is a variable and double giant star of spectral class B9 in the constellation of Hydra.
β Hydrae visual magnitude is 4.28. Because of its moderate brightness, β Hydrae 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 β Hydrae (beta Hydrae).
Magnitude, Color, Spectral Class
β Hydrae is also a Si chemically peculiar star.
The red dot in the diagram below shows where β Hydrae is situated in the Hertzsprung–Russell diagram.
Star System Properties
β Hydrae is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the β Hydrae double sysyem:
Distance, Radial Speed, Proper Motion
β Hydrae is distant 365.06 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's β Hydrae (beta Hydrae) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):