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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:49 
Transit: 12:57 
Sunset: 21:06
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All Constellations » Auriga » 

HR1644

Above the horizon.  Circumpolar today
Alt: 5.73°   Az: 11.82°   Direction: North-North-East

HR1644 is a bright giant star of spectral class F2 in the constellation of Auriga.

HR1644 visual magnitude is 6.2. Because of its faintness, HR1644 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 HR1644 star
DSS2 image of HR1644. The red arrow shows the motion of HR1644 during the next 100000 years (8.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

05h 08m 38s
+43° 12’ 24”
13h 04m 58s
18h 13m 37s

J2000

05h 06m 49s
+43° 10’ 28”

Galactic Coordinates

163.84°
1.49°

Finder Chart

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Finder chart for HR1644.

Magnitude, Color, Spectral Class

6.2
Bright giant

-0.91
F2II
6724K

The red dot in the diagram below shows where HR1644 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR1644. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR1644 is distant 860.16 light years from the Sun and it is moving towards the Sun at the speed of 14 kilometers per second.

263.85
860.16
-14 km/s
0.005 arcsec/y

Alternative Designations

SAO40029
SAO40029

Visibility from Your Location

HR1644 is circumpolar and transits at 12:27 UTC (altitude: 81.7°)