31 Cassiopeiae

Above the horizon. Circumpolar today

Alt: 71.29° Az: 343.96° Direction: North-North-West

31 Cassiopeiae is a hypergiant star of spectral class A0 in the constellation of Cassiopeia.

31 Cassiopeiae visual magnitude is 5.29. Because of its faintness, 31 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.

DSS2 image of 31 Cassiopeiae. The red arrow shows the motion of 31 Cassiopeiae during the next 10000 years (6.00 arcmin in Right Ascension and -5.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 01h 12m 24s

Declination +68° 54’ 47”

Hour Angle 00h 57m 02s

Sidereal Time 02h 09m 26s

J2000

Right Ascension 01h 10m 39s

Declination +68° 46’ 42”

Galactic Coordinates

Galactic Longitude 124.68°

Galactic Latitude 5.97°

Finder Chart

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Finder chart for 31 Cassiopeiae.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.29

Class Hypergiant

Absolute magnitude 0.35

Spectral Type A0V

Color Index (B-V) -0.02

Temperature 10382K

The red dot in the diagram below shows where 31 Cassiopeiae is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 31 Cassiopeiae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

31 Cassiopeiae is distant 317.74 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

Distance (parsec) 97.47

Distance (light year) 317.74

Radial Speed 1 km/s

Proper Motion RA 0.036 arcsec/y

Proper Motion Dec -0.031"/y

Alternative Designations

Flamsteed designation 31 Cassiopeiae

Henry Draper Catalogue HD6829

SAO Catalogue SAO11612

Hipparcos Catalogue HIP5518

Durchmusterung Catalogue BD+68 77

FK5 Catalogue 2074

Visibility from Your Location

31 Cassiopeiae is circumpolar and transits at 08:43 UTC (altitude: 72.6°)

Set Location

Other stars in Cassiopeia