υ Cygni (upsilon Cygni)
υ Cygni is a variable and multiple main-sequence star of spectral class B2 in the constellation of Cygnus.
υ Cygni visual magnitude is 4.43. Because of its moderate brightness, υ Cygni 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
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Finder chart for υ Cygni (upsilon Cygni).
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where υ Cygni is situated in the Hertzsprung–Russell diagram.
Star System Properties
υ Cygni 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 υ Cygni double sysyem:
Distance, Radial Speed, Proper Motion
υ Cygni is distant 900.55 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's υ Cygni (upsilon Cygni) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):