4 Cephei
Above the horizon.
Circumpolar today
Alt: 73.96°
Az: 332.74°
Direction: North-North-West
4 Cephei is a main-sequence star of spectral class A8 in the constellation of Cepheus.
4 Cephei visual magnitude is 5.58. Because of its faintness, 4 Cephei 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 4 Cephei. The red arrow shows the motion of 4 Cephei during the next
10000 years (3.50 arcmin in Right Ascension and 5.33 arcmin in declination);
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
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Finder chart for 4 Cephei.
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where 4 Cephei is situated in the Hertzsprung–Russell diagram.
H-R diagram showing the position of 4 Cephei.
Attribution: Richard Powell / CC BY-SA
Distance, Radial Speed, Proper Motion
4 Cephei is distant 138.78 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.
Alternative Designations
Visibility from Your Location
4 Cephei is circumpolar and transits at 23:53 UTC (altitude: 76.8°)