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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:12 
Transit: 12:56 
Sunset: 20:41
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All Constellations » Cepheus » 

HR8342

Above the horizon.  Circumpolar today
Alt: 41.16°   Az: 24.59°   Direction: North-North-East

HR8342 is a hypergiant star of spectral class A0 in the constellation of Cepheus.

HR8342 visual magnitude is 6.29. Because of its faintness, HR8342 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 HR8342 star
DSS2 image of HR8342. The red arrow shows the motion of HR8342 during the next 10000 years (-0.67 arcmin in Right Ascension and -4.33 arcmin in declination);

Celestial Coordinates

Apparent

21h 47m 27s
+70° 16’ 08”
16h 32m 29s
14h 19m 56s

J2000

21h 47m 00s
+70° 09’ 02”

Galactic Coordinates

108.41°
12.67°

Finder Chart

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Finder chart for HR8342.

Magnitude, Color, Spectral Class

6.29
Hypergiant

0.39
A0V
10125K

The red dot in the diagram below shows where HR8342 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8342. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8342 is distant 492.45 light years from the Sun and it is moving towards the Sun at the speed of 2 kilometers per second.

151.06
492.45
-2 km/s
-0.004 arcsec/y
-0.026"/y

Alternative Designations

SAO19646
SAO19646

Visibility from Your Location

HR8342 is circumpolar and transits at 06:22 UTC (altitude: 71.2°)