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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 6:44 
Transit: 12:53 
Sunset: 19:00
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All Constellations » Cygnus » 

HR7737

Above the horizon.  Circumpolar today
Alt: 11.49°   Az: 32.35°   Direction: North-North-East

HR7737 is a multiple sub-giant star of spectral class B9 in the constellation of Cygnus.

HR7737 visual magnitude is 6.71. Because of its faintness, HR7737 is not visible to the naked eye.

Image of HR7737 star
DSS2 image of HR7737. The red arrow shows the motion of HR7737 during the next 10000 years (0.83 arcmin in Right Ascension and -3.50 arcmin in declination);

Celestial Coordinates

Apparent

20h 15m 12s
+42° 10’ 47”
15h 00m 09s
11h 15m 22s

J2000

20h 14m 21s
+42° 06’ 12”

Galactic Coordinates

78.85°
4.13°

Finder Chart

Finder chart HR7737 star
Simplified finder chart for HR7737.

Magnitude, Color, Spectral Class

6.71
Sub-giant

-1.09
B9IV
10653K

The red dot in the diagram below shows where HR7737 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7737. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR7737 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR7737 double sysyem:

6.71
6.91
0.2
0.9 arcsec

Distance, Radial Speed, Proper Motion

HR7737 is distant 1,181.16 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

362.32
1,181.16
-18 km/s
0.005 arcsec/y
-0.021"/y

Alternative Designations

SAO49345
SAO49345

Visibility from Your Location

HR7737 is circumpolar and transits at 20:14 UTC (altitude: 80.7°)