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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:38  
clear_day Transit: 11:46  
SunsetSet: 15:54 south
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All Constellations » Hercules » 

82 Herculis

Altitude: 19.4°   Azimuth: 326.5°   Direction: North-North-West

82 Herculis is a giant star in the constellation of Hercules.

82 Herculis visual magnitude is 5.37. Because of its reltive faintness, 82 Herculis should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 82 Herculis:


82 Herculis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 19.4°
Azimuth: 326.5°
Direction: North-North-West

Celestial coordinates and finder chart of 82 Herculis

82 Herculis is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 82 Herculis are provided in the following table:

17h 36m 37s
+48° 35’ 08”

The simplified sky map below shows the position of 82 Herculis in the sky:

Finder chart 82 Herculis star
Simplified finder chart for 82 Herculis.

Visibility of 82 Herculis from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

82 Herculis is circumpolar and transits at 13:03 UTC (altitude: 87.1°)

Digitized Sky Survey image of 82 Herculis

The image below is a photograph of 82 Herculis from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 82 Herculis is 0.031 arcsec per year in Right Ascension and 0.065 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 82 Herculis star
DSS2 image of 82 Herculis. The red arrow shows the motion of 82 Herculis during the next 10000 years (5.17 arcmin in Right Ascension and 10.83 arcmin in declination);

Distance of 82 Herculis from the Sun and relative movement

82 Herculis is distant 328.96 light years from the Sun and it is moving far from the Sun at the speed of 29 kilometers per second.

100.91 pc
328.96 ly
29 km/s
0.031 arcsec/year
0.065 arcsec/year

Spectral properties of 82 Herculis

82 Herculis belongs to spectral class K1


The red dot in the diagram below shows where 82 Herculis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 82 Herculis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 82 Herculis

82 Herculis