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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:10 
Transit: 12:56 
Sunset: 20:42
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All Constellations » Cepheus » 

12 Cephei

Above the horizon.  Circumpolar today
Alt: 75.37°   Az: 317.50°   Direction: North-West

12 Cephei is a giant star of spectral class M1 in the constellation of Cepheus.

12 Cephei visual magnitude is 5.52. Because of its faintness, 12 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.

Image of 12 Cephei star
DSS2 image of 12 Cephei. The red arrow shows the motion of 12 Cephei during the next 100000 years (-13.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

21h 48m 10s
+60° 48’ 40”
01h 21m 56s
23h 10m 06s

J2000

21h 47m 25s
+60° 41’ 34”

Galactic Coordinates

102.22°
5.45°

Finder Chart

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Finder chart for 12 Cephei.

Magnitude, Color, Spectral Class

5.52
Giant

-0.26
M1III
3764K

The red dot in the diagram below shows where 12 Cephei is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 12 Cephei. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

12 Cephei is distant 467.05 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.

143.27
467.05
-20 km/s
-0.008 arcsec/y

Alternative Designations

SAO19642
SAO19642

Visibility from Your Location

12 Cephei is circumpolar and transits at 06:19 UTC (altitude: 80.7°)