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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:44 
Transit: 13:02 
Sunset: 21:19
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All Constellations » Hercules » 

77 Herculis

Above the horizon.  Circumpolar today
Alt: 13.05°   Az: 20.23°   Direction: South

77 Herculis is a main-sequence star of spectral class A4 in the constellation of Hercules.

77 Herculis visual magnitude is 5.85. Because of its faintness, 77 Herculis 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 77 Herculis star
DSS2 image of 77 Herculis. The red arrow shows the motion of 77 Herculis during the next 100000 years (3.33 arcmin in Right Ascension and -6.67 arcmin in declination);

Celestial Coordinates

Apparent

17h 27m 24s
+48° 14’ 22”
14h 01m 32s
07h 28m 57s

J2000

17h 26m 44s
+48° 15’ 35”

Galactic Coordinates

74.7°
33.66°

Finder Chart

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Finder chart for 77 Herculis.

Magnitude, Color, Spectral Class

5.85
Main-sequence

0.62
A4V
8839K

The red dot in the diagram below shows where 77 Herculis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 77 Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

77 Herculis is distant 363.03 light years from the Sun and it is moving towards the Sun at the speed of 9 kilometers per second.

111.36
363.03
-9 km/s
0.002 arcsec/y
-0.004"/y

Alternative Designations

77 Herculis
SAO46723
SAO46723

Visibility from Your Location

77 Herculis is circumpolar and transits at 23:17 UTC (altitude: 86.8°)