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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:44 
Transit: 13:02 
Sunset: 21:19
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All Constellations » Cassiopeia » 

HR233

Above the horizon.  Circumpolar today
Alt: 31.56°   Az: 338.07°   Direction: South-West

HR233 is a variable hypergiant star of spectral class G0 in the constellation of Cassiopeia.

HR233 visual magnitude is 5.39. Because of its faintness, HR233 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 HR233 star
DSS2 image of HR233. The red arrow shows the motion of HR233 during the next 10000 years (5.00 arcmin in Right Ascension and -2.00 arcmin in declination);

Celestial Coordinates

Apparent

00h 52m 17s
+64° 23’ 08”
08h 50m 19s
09h 42m 37s

J2000

00h 50m 43s
+64° 14’ 51”

Galactic Coordinates

122.85°
1.38°

Finder Chart

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Finder chart for HR233.

Magnitude, Color, Spectral Class

5.39
Hypergiant

-1.59
G0III
6435K

The red dot in the diagram below shows where HR233 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR233. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR233 is distant 812.97 light years from the Sun and it is moving far from the Sun at the speed of 3 kilometers per second.

249.38
812.97
3 km/s
0.03 arcsec/y
-0.012"/y

Alternative Designations

SAO11424
SAO11424

Visibility from Your Location

HR233 is circumpolar and transits at 06:49 UTC (altitude: 77.1°)