HR7721
Above the horizon.
Circumpolar today
Alt: 9.71°
Az: 7.24°
Direction: North
HR7721 is a main-sequence star of spectral class B7 in the constellation of Cygnus.
HR7721 visual magnitude is 6.92. Because of its faintness, HR7721 is not visible to the naked eye.
DSS2 image of HR7721. The red arrow shows the motion of HR7721 during the next
10000 years (2.67 arcmin in Right Ascension and 0.67 arcmin in declination);
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Simplified finder chart for HR7721.
Magnitude, Color, Spectral Class
Simplified finder chart for HR7721.
The red dot in the diagram below shows where HR7721 is situated in the Hertzsprung–Russell diagram.
H-R diagram showing the position of HR7721.
Attribution: Richard Powell / CC BY-SA
Distance, Radial Speed, Proper Motion
HR7721 is distant 831.63 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.
Alternative Designations
Visibility from Your Location
HR7721 is circumpolar and transits at 20:39 UTC (altitude: 86.3°)