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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:18 
Transit: 12:46 
Sunset: 18:13
wb_twilight   (Civil Twilight)  
What's Visible Now • Tonight Timeline
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All Constellations » Cassiopeia » 

12 Cassiopeiae

Above the horizon.  Circumpolar today
Alt: 37.04°   Az: 325.85°   Direction: North-West

12 Cassiopeiae is a giant star of spectral class B9 in the constellation of Cassiopeia.

12 Cassiopeiae visual magnitude is 5.4. Because of its faintness, 12 Cassiopeiae 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 Cassiopeiae star
DSS2 image of 12 Cassiopeiae. The red arrow shows the motion of 12 Cassiopeiae during the next 10000 years (2.00 arcmin in Right Ascension and -0.17 arcmin in declination);

Celestial Coordinates

Apparent

00h 26m 10s
+61° 58’ 05”
07h 10m 10s
07h 36m 20s

J2000

00h 24m 47s
+61° 49’ 51”

Galactic Coordinates

119.79°
-0.88°

Finder Chart

Finder chart 12 Cassiopeiae star
Simplified finder chart for 12 Cassiopeiae.

Magnitude, Color, Spectral Class

5.4
Giant

-1.45
B9III
10125K

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

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

Distance, Radial Speed, Proper Motion

12 Cassiopeiae is distant 763.47 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

234.19
763.47
-4 km/s
0.012 arcsec/y
-0.001"/y

Alternative Designations

12 Cassiopeiae
SAO11172
SAO11172

Visibility from Your Location

12 Cassiopeiae is circumpolar and transits at 23:02 UTC (altitude: 79.5°)