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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: 7:43  
clear_day Transit: 11:47  
SunsetSet: 15:52 south
wb_twilight Nautical TwilightWhat's Visible Now?
All Constellations » Hercules » 

110 Herculis

Altitude: 1.9°   Azimuth: 58.6°   Direction: East-North-East

110 Herculis is a variable and multiple main-sequence star in the constellation of Hercules.

110 Herculis visual magnitude is 4.19. Because of its moderate brightness, 110 Herculis should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 110 Herculis:


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

Altitude: 1.9°
Azimuth: 58.6°
Direction: East-North-East

Celestial coordinates and finder chart of 110 Herculis

110 Herculis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 110 Herculis are provided in the following table:

18h 45m 39s
+20° 32’ 47”

The simplified sky map below shows the position of 110 Herculis in the sky:

Finder chart 110 Herculis star
Simplified finder chart for 110 Herculis.

Visibility of 110 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 110 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: 69.5°
Max altitude: 59.1°
Azimuth: 290.5°

Digitized Sky Survey image of 110 Herculis

The image below is a photograph of 110 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 110 Herculis is -0.008 arcsec per year in Right Ascension and -0.335 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 110 Herculis star
DSS2 image of 110 Herculis. The red arrow shows the motion of 110 Herculis during the next 1000 years (-0.13 arcmin in Right Ascension and -5.58 arcmin in declination);

Distance of 110 Herculis from the Sun and relative movement

110 Herculis is distant 62.25 light years from the Sun and it is moving far from the Sun at the speed of 24 kilometers per second.

19.09 pc
62.25 ly
24 km/s
-0.008 arcsec/year
-0.335 arcsec/year

Spectral properties of 110 Herculis

110 Herculis belongs to spectral class F6 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 110 Herculis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 110 Herculis. Attribution: Richard Powell / CC BY-SA

110 Herculis star system properties

110 Herculis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 110 Herculis double sysyem:

63.8 arcsec

Alternative designations of 110 Herculis

110 Herculis
Gl 725.2