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All Constellations » Cassiopeia » 

ψ Cassiopeiae (psi Cassiopeiae)

Above the horizon.  Circumpolar today
Alt: 57.75°   Az: 323.51°   Direction: North-West

ψ Cassiopeiae is a multiple hypergiant star of spectral class K0 in the constellation of Cassiopeia.

ψ Cassiopeiae visual magnitude is 4.74. Because of its moderate brightness, ψ Cassiopeiae 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.

Image of ψ Cassiopeiae (psi Cassiopeiae) star
DSS2 image of ψ Cassiopeiae. The red arrow shows the motion of ψ Cassiopeiae during the next 10000 years (12.33 arcmin in Right Ascension and 4.33 arcmin in declination);

Celestial Coordinates

Apparent

01h 27m 42s
+68° 15’ 29”
03h 55m 45s
05h 23m 28s

J2000

01h 25m 55s
+68° 07’ 47”

Galactic Coordinates

126.15°
5.47°

Finder Chart

Finder chart ψ Cassiopeiae (psi Cassiopeiae) star
Simplified finder chart for ψ Cassiopeiae (psi Cassiopeiae).

Magnitude, Color, Spectral Class

4.74
Hypergiant

0.88
K0III
4626K

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

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

Star System Properties

ψ 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 ψ Cassiopeiae double sysyem:

4.74
9.94
5.2
23.2 arcsec

Distance, Radial Speed, Proper Motion

ψ Cassiopeiae is distant 193.01 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

59.21
193.01
-12 km/s
0.074 arcsec/y
0.026"/y

Alternative Designations

ψ Cassiopeiae
(psi Cassiopeiae)
36 Cassiopeiae
SAO11751
SAO11751

Visibility from Your Location

ψ Cassiopeiae (psi Cassiopeiae) is circumpolar and transits at 00:11 UTC (altitude: 73.2°)