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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:14 
Transit: 13:06 
Sunset: 20:58
sunny   (Daytime)   What's Visible Now?
All Constellations » Cepheus » 

HR8493

Above the horizon.  Circumpolar today
Alt: 48.57°   Az: 334.47°   Direction: North-North-West

HR8493 is a variable and double hypergiant star of spectral class K0 in the constellation of Cepheus.

HR8493 visual magnitude is 6.08. Because of its faintness, HR8493 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 HR8493 star
DSS2 image of HR8493. The red arrow shows the motion of HR8493 during the next 10000 years (3.83 arcmin in Right Ascension and 3.33 arcmin in declination);

Celestial Coordinates

Apparent

22h 13m 19s
+73° 25’ 45”
06h 00m 07s
04h 13m 26s

J2000

22h 12m 52s
+73° 18’ 25”

Galactic Coordinates

112.05°
13.88°

Finder Chart

Finder chart HR8493 star
Simplified finder chart for HR8493.

Magnitude, Color, Spectral Class

6.08
Hypergiant

-0.11
K0II
4719K

The red dot in the diagram below shows where HR8493 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8493. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR8493 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR8493 double sysyem:

6.08
8.38
2.3
28.7 arcsec

Distance, Radial Speed, Proper Motion

HR8493 is distant 564.01 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

173.01
564.01
1 km/s
0.023 arcsec/y
0.02"/y

Alternative Designations

SAO10284
SAO10284

Visibility from Your Location

HR8493 is circumpolar and transits at 02:04 UTC (altitude: 68.1°)