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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:53 
Transit: 12:57 
Sunset: 21:02
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All Constellations » Cassiopeia » 

μ Cassiopeiae (mu Cassiopeiae)

Above the horizon.  Circumpolar today
Alt: 61.22°   Az: 63.46°   Direction: East-North-East

μ Cassiopeiae is a variable and multiple main-sequence star of spectral class G5 in the constellation of Cassiopeia.

μ Cassiopeiae visual magnitude is 5.17. Because of its faintness, μ 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 μ Cassiopeiae (mu Cassiopeiae) star
DSS2 image of μ Cassiopeiae. The red arrow shows the motion of μ Cassiopeiae during the next 100 years (5.71 arcmin in Right Ascension and -2.66 arcmin in declination);

Celestial Coordinates

Apparent

01h 09m 48s
+55° 03’ 19”
20h 44m 56s
21h 54m 44s

J2000

01h 08m 16s
+54° 55’ 13”

Galactic Coordinates

125.32°
-7.85°

Finder Chart

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Finder chart for μ Cassiopeiae (mu Cassiopeiae).

Magnitude, Color, Spectral Class

5.17
Main-sequence

5.78
G5V
5636K

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

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

Star System Properties

μ Cassiopeiae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the μ Cassiopeiae double sysyem:

5.17
10.97
5.8
190.5 arcsec

Distance, Radial Speed, Proper Motion

μ Cassiopeiae is distant 24.62 light years from the Sun and it is moving towards the Sun at the speed of 97 kilometers per second.

7.55
24.62
-97 km/s
3.424 arcsec/y
-1.596"/y

Alternative Designations

μ Cassiopeiae
(mu Cassiopeiae)
30 Cassiopeiae
SAO22024
SAO22024

Visibility from Your Location

μ Cassiopeiae (mu Cassiopeiae) is circumpolar and transits at 08:45 UTC (altitude: 86.4°)