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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:13 
Transit: 12:56 
Sunset: 20:39
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All Constellations » Lacerta » 

HR8422

Above the horizon.  Circumpolar today
Alt: 46.44°   Az: 70.52°   Direction: East-North-East

HR8422 is a hypergiant star of spectral class A0 in the constellation of Lacerta.

HR8422 visual magnitude is 6.44. Because of its faintness, HR8422 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 HR8422 star
DSS2 image of HR8422. The red arrow shows the motion of HR8422 during the next 10000 years (4.33 arcmin in Right Ascension and -1.50 arcmin in declination);

Celestial Coordinates

Apparent

22h 06m 52s
+45° 14’ 11”
19h 30m 42s
17h 37m 35s

J2000

22h 05m 50s
+45° 06’ 43”

Galactic Coordinates

94.77°
-8.52°

Finder Chart

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Finder chart for HR8422.

Magnitude, Color, Spectral Class

6.44
Hypergiant

-0.21
A0V
10516K

The red dot in the diagram below shows where HR8422 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8422. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8422 is distant 698.07 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

214.13
698.07
-4 km/s
0.026 arcsec/y
-0.009"/y

Alternative Designations

SAO51640
SAO51640

Visibility from Your Location

HR8422 is circumpolar and transits at 06:45 UTC (altitude: 83.8°)