HR240
Above the horizon.
Circumpolar today
Alt: 45.59°
Az: 2.72°
Direction: North
HR240 is a main-sequence star of spectral class A4 in the constellation of Cepheus.
HR240 visual magnitude is 5.62. Because of its faintness, HR240 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 HR240. The red arrow shows the motion of HR240 during the next
10000 years (10.33 arcmin in Right Ascension and -3.67 arcmin in declination);
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
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Finder chart for HR240.
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where HR240 is situated in the Hertzsprung–Russell diagram.
H-R diagram showing the position of HR240.
Attribution: Richard Powell / CC BY-SA
Distance, Radial Speed, Proper Motion
HR240 is distant 245.11 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.
Alternative Designations
Visibility from Your Location
HR240 is circumpolar and transits at 09:00 UTC (altitude: 57.6°)