θ Cephei (theta Cephei)
Above the horizon.
Circumpolar today
Alt: 4.87°
Az: 10.25°
Direction: North
θ Cephei is a giant star of spectral class A7 in the constellation of Cepheus.
θ Cephei visual magnitude is 4.22. Because of its moderate brightness, θ Cephei 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.
DSS2 image of θ Cephei. The red arrow shows the motion of θ Cephei during the next
10000 years (7.33 arcmin in Right Ascension and -2.17 arcmin in declination);
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
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Finder chart for θ Cephei (theta Cephei).
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where θ Cephei is situated in the Hertzsprung–Russell diagram.
H-R diagram showing the position of θ Cephei.
Attribution: Richard Powell / CC BY-SA
Distance, Radial Speed, Proper Motion
θ Cephei is distant 135.61 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.
Alternative Designations
Visibility from Your Location
θ Cephei (theta Cephei) is circumpolar and transits at 17:29 UTC (altitude: 56.9°)