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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 6:38 
Transit: 12:54 
Sunset: 19:10
wb_twilight   (Astronomical Twilight)  
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All Constellations » Draco » 

HR7804

Above the horizon.  Circumpolar today
Alt: 72.11°   Az: 9.40°   Direction: North

HR7804 is a variable giant star of spectral class M4 in the constellation of Draco.

HR7804 visual magnitude is 5.55. Because of its faintness, HR7804 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 HR7804 star
DSS2 image of HR7804. The red arrow shows the motion of HR7804 during the next 10000 years (2.83 arcmin in Right Ascension and 4.17 arcmin in declination);

Celestial Coordinates

Apparent

20h 20m 11s
+68° 57’ 33”
23h 27m 52s
19h 48m 03s

J2000

20h 20m 06s
+68° 52’ 49”

Galactic Coordinates

102.43°
17.72°

Finder Chart

Finder chart HR7804 star
Simplified finder chart for HR7804.

Magnitude, Color, Spectral Class

5.55
Giant

-1.05
M4III
3663K

The red dot in the diagram below shows where HR7804 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7804. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7804 is distant 680.58 light years from the Sun and it is moving towards the Sun at the speed of 43 kilometers per second.

208.77
680.58
-43 km/s
0.017 arcsec/y
0.025"/y

Alternative Designations

SAO18817
SAO18817

Visibility from Your Location

HR7804 is circumpolar and transits at 20:35 UTC (altitude: 72.5°)