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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 6:39 
Transit: 12:54 
Sunset: 19:07
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All Constellations » Cygnus » 

HR7800

Above the horizon.  Circumpolar today
Alt: 12.19°   Az: 36.03°   Direction: North-East

HR7800 is a giant star of spectral class K7 in the constellation of Cygnus.

HR7800 visual magnitude is 5.93. Because of its faintness, HR7800 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 HR7800 star
DSS2 image of HR7800. The red arrow shows the motion of HR7800 during the next 10000 years (0.17 arcmin in Right Ascension and -7.83 arcmin in declination);

Celestial Coordinates

Apparent

20h 23m 37s
+41° 06’ 23”
15h 18m 55s
11h 42m 33s

J2000

20h 22m 45s
+41° 01’ 33”

Galactic Coordinates

78.84°
2.22°

Finder Chart

Finder chart HR7800 star
Simplified finder chart for HR7800.

Magnitude, Color, Spectral Class

5.93
Giant

-1.17
K7III
3649K

The red dot in the diagram below shows where HR7800 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7800. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7800 is distant 855.64 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

262.47
855.64
1 km/s
0.001 arcsec/y
-0.047"/y

Alternative Designations

SAO49546
SAO49546

Visibility from Your Location

HR7800 is circumpolar and transits at 20:34 UTC (altitude: 79.6°)