HR7798
Above the horizon.
Circumpolar today
Alt: 22.77°
Az: 316.29°
Direction: North-West
HR7798 is a variable hypergiant star of spectral class K0 in the constellation of Cygnus.
HR7798 visual magnitude is 5.58. Because of its faintness, HR7798 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.
DSS2 image of HR7798. The red arrow shows the motion of HR7798 during the next
10000 years (4.67 arcmin in Right Ascension and 7.33 arcmin in declination);
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
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Finder chart for HR7798.
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where HR7798 is situated in the Hertzsprung–Russell diagram.
H-R diagram showing the position of HR7798.
Attribution: Richard Powell / CC BY-SA
Distance, Radial Speed, Proper Motion
HR7798 is distant 414.76 light years from the Sun and it is moving towards the Sun at the speed of 22 kilometers per second.
Alternative Designations
Visibility from Your Location
HR7798 is circumpolar and transits at 04:26 UTC (altitude: 84.4°)