ξ Cassiopeiae (xi Cassiopeiae)

ξ Cassiopeiae is a variable main-sequence star in the constellation of Cassiopeia.

ξ Cassiopeiae visual magnitude is 4.8. Because of its moderate brightness, ξ 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 ξ Cassiopeiae:

Color of ξ Cassiopeiae ⬤

Magnitude of ξ Cassiopeiae 4.8

Class Main-sequence

VISIBILITY RIGHT NOW ξ Cassiopeiae (xi Cassiopeiae) is above the horizon from Greenwich, United Kingdom [change]. Altitude: 66°.

Celestial coordinates and finder chart of ξ Cassiopeiae

ξ 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 ξ Cassiopeiae are provided in the following table:

Right Ascension J2000 00h 42m 03s

Declination J2000 +50° 30’ 45”

Galactic Longitude 121.41°

Galactic Latitude -12.33°

Constellation Cassiopeia

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

Finder chart ξ Cassiopeiae (xi Cassiopeiae) star

Simplified finder chart for ξ Cassiopeiae (xi Cassiopeiae).

Visibility of ξ Cassiopeiae from your location

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

ξ Cassiopeiae (xi Cassiopeiae) is circumpolar and transits at 12:43 UTC (altitude: 89.0°)

Digitized Sky Survey image of ξ Cassiopeiae

The image below is a photograph of ξ 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 ξ Cassiopeiae is 0.015 arcsec per year in Right Ascension and -0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ξ Cassiopeiae (xi Cassiopeiae) star

DSS2 image of ξ Cassiopeiae. The red arrow shows the motion of ξ Cassiopeiae during the next 10000 years (2.50 arcmin in Right Ascension and -0.83 arcmin in declination);

Distance of ξ Cassiopeiae from the Sun and relative movement

ξ Cassiopeiae is distant 1,108.84 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

Distance (parsec) 340.14 pc

Distance (light year) 1,108.84 ly

Heliocentric radial velocity -10 km/s

Proper Motion RA 0.015 arcsec/year

Proper Motion Dec -0.005 arcsec/year

Spectral properties of ξ Cassiopeiae

ξ Cassiopeiae belongs to spectral class B2 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude -2.86

Spectral Type B2V

Color Index (B-V) -0.11

Temperature of ξ Cassiopeiae 11744K

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

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

Alternative designations of ξ Cassiopeiae

Bayer designation ξ Cassiopeiae
(xi Cassiopeiae)

Flamsteed designation 19 Cassiopeiae

Henry Draper Catalogue HD3901

SAO Catalogue SAO21637

Hipparcos Catalogue HIP3300

Durchmusterung Catalogue BD+49 164

FK5 Catalogue 2046

General Catalogue of Variable Stars 260

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