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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:23 
Transit: 12:14 
Sunset: 17:05
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All Constellations » Hercules » 

HR6641

Above the horizon.  Circumpolar today
Alt: 53.48°   Az: 287.22°   Direction: West-North-West

HR6641 is a main-sequence star of spectral class A2 in the constellation of Hercules.

HR6641 visual magnitude is 6.43. Because of its faintness, HR6641 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 HR6641 star
DSS2 image of HR6641. The red arrow shows the motion of HR6641 during the next 100000 years (-6.67 arcmin in Right Ascension and 8.33 arcmin in declination);

Celestial Coordinates

Apparent

17h 47m 48s
+47° 36’ 16”
03h 49m 50s
21h 37m 38s

J2000

17h 47m 08s
+47° 36’ 43”

Galactic Coordinates

74.39°
30.19°

Finder Chart

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Finder chart for HR6641.

Magnitude, Color, Spectral Class

6.43
Main-sequence

0.83
A2V
8932K

The red dot in the diagram below shows where HR6641 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6641. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6641 is distant 428.95 light years from the Sun and it is moving towards the Sun at the speed of 26 kilometers per second.

131.58
428.95
-26 km/s
-0.004 arcsec/y
0.005"/y

Alternative Designations

SAO46954
SAO46954

Visibility from Your Location

HR6641 is circumpolar and transits at 08:25 UTC (altitude: 86.1°)