Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:48  
clear_day Transit: 12:56  
SunsetSet: 21:05 south
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All Constellations » Cassiopeia » 

χ Cassiopeiae (chi Cassiopeiae)

χ Cassiopeiae is a giant star in the constellation of Cassiopeia.

χ Cassiopeiae visual magnitude is 4.71. Because of its moderate brightness, χ Cassiopeiae should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about χ Cassiopeiae:

χ Cassiopeiae (chi Cassiopeiae) is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 39°.

Celestial coordinates and finder chart of χ Cassiopeiae

χ Cassiopeiae is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of χ Cassiopeiae are provided in the following table:

01h 33m 55s
+59° 13’ 54”

The simplified sky map below shows the position of χ Cassiopeiae in the sky:

Finder chart χ Cassiopeiae (chi Cassiopeiae) star
Simplified finder chart for χ Cassiopeiae (chi Cassiopeiae).

Visibility of χ Cassiopeiae from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

χ Cassiopeiae (chi Cassiopeiae) is circumpolar and transits at 08:51 UTC (altitude: 82.2°)

Digitized Sky Survey image of χ Cassiopeiae

The image below is a photograph of χ Cassiopeiae from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of χ Cassiopeiae is -0.037 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of χ Cassiopeiae (chi Cassiopeiae) star
DSS2 image of χ Cassiopeiae. The red arrow shows the motion of χ Cassiopeiae during the next 10000 years (-6.17 arcmin in Right Ascension and -3.50 arcmin in declination);

Distance of χ Cassiopeiae from the Sun and relative movement

χ Cassiopeiae is distant 204.26 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

62.66 pc
204.26 ly
6 km/s
-0.037 arcsec/year
-0.021 arcsec/year

Spectral properties of χ Cassiopeiae

χ Cassiopeiae belongs to spectral class G9 and has a luminosity class of III corresponding to a giant star.


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

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

Alternative designations of χ Cassiopeiae

χ Cassiopeiae
(chi Cassiopeiae)
39 Cassiopeiae