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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:07 
Transit: 12:56 
Sunset: 20:45
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All Constellations » Lacerta » 

HR8666

Above the horizon.  Circumpolar today
Alt: 49.07°   Az: 285.94°   Direction: West-North-West

HR8666 is a variable hypergiant star of spectral class F0 in the constellation of Lacerta.

HR8666 visual magnitude is 5.76. Because of its faintness, HR8666 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 HR8666 star
DSS2 image of HR8666. The red arrow shows the motion of HR8666 during the next 1000 years (2.33 arcmin in Right Ascension and 0.53 arcmin in declination);

Celestial Coordinates

Apparent

22h 47m 17s
+44° 40’ 48”
04h 09m 29s
02h 56m 47s

J2000

22h 46m 10s
+44° 32’ 45”

Galactic Coordinates

100.6°
-12.83°

Finder Chart

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Finder chart for HR8666.

Magnitude, Color, Spectral Class

5.76
Hypergiant

2.13
F0III
7101K

The red dot in the diagram below shows where HR8666 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR8666. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8666 is distant 173.50 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

53.22
173.50
-10 km/s
0.14 arcsec/y
0.032"/y

Alternative Designations

SAO52348
SAO52348

Visibility from Your Location

HR8666 is circumpolar and transits at 07:10 UTC (altitude: 83.2°)