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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
SunriseRise: 6:48  
clear_day Transit: 12:11  
SunsetSet: 17:34
sleep NighttimeWhat's Visible Now?
All Constellations » Hercules » 

50 Herculis

Altitude: 15.7°   Azimuth: 61.6°   Direction: East-North-East

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

50 Herculis visual magnitude is 5.72. Because of its reltive faintness, 50 Herculis should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of 50 Herculis is -0.005 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 50 Herculis star
DSS2 image of 50 Herculis. The red arrow shows the motion of 50 Herculis during the next 100000 years (-8.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Key facts about 50 Herculis


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

Altitude: 15.7°
Azimuth: 61.6°
Direction: East-North-East

Celestial coordinates and finder chart of 50 Herculis

50 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 50 Herculis are provided in the following table:

16h 50m 39s
+29° 48’ 24”

The simplified sky map below shows the position of 50 Herculis in the sky:

Finder chart 50 Herculis star
Simplified finder chart for 50 Herculis.

Visibility of 50 Herculis from your location

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

Today's 50 Herculis rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 60.2°
Max altitude: 68.3°
Azimuth: 299.8°

Distance of 50 Herculis from the Sun and relative movement

50 Herculis is distant 923.51 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

283.29 pc
923.51 ly
-10 km/s
-0.005 arcsec/year

Spectral properties of 50 Herculis

50 Herculis belongs to spectral class M1 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 50 Herculis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 50 Herculis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 50 Herculis

50 Herculis