Secunda Hyadum - δ1 Tauri (delta1 Tauri)
Secunda Hyadum, also designated as δ1 Tauri (delta1 Tauri), is a variable and multiple hypergiant star of spectral class K0 in the constellation of Taurus.
Secunda Hyadum visual magnitude is 3.76. Because of its moderate brightness, Secunda Hyadum 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 Secunda Hyadum is situated in the Hertzsprung–Russell diagram.
Star System Properties
Secunda Hyadum 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 Secunda Hyadum double sysyem:
Distance, Radial Speed, Proper Motion
Secunda Hyadum is distant 153.12 light years from the Sun and it is moving far from the Sun at the speed of 39 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Secunda Hyadum - δ1 Tauri (delta1 Tauri) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):