108 Herculis

Altitude: 41.2° Azimuth: 267.8° Direction: West

108 Herculis is a star in the constellation of Hercules.

108 Herculis visual magnitude is 5.63. Because of its reltive faintness, 108 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 108 Herculis:

Color of 108 Herculis ⬤

Magnitude of 108 Herculis 5.63

Class

VISIBILITY RIGHT NOW

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

Altitude: 41.2°
Azimuth: 267.8°
Direction: West

Celestial coordinates and finder chart of 108 Herculis

108 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 108 Herculis are provided in the following table:

Right Ascension J2000 18h 20m 57s

Declination J2000 +29° 51’ 32”

Galactic Longitude 57.37°

Galactic Latitude 19.23°

Constellation Hercules

The simplified sky map below shows the position of 108 Herculis in the sky:

Simplified finder chart for 108 Herculis.

Visibility of 108 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 108 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: 60.1° RISE 4:46

Max altitude: 68.4° TRANSIT 13:48

Azimuth: 299.9° SET 22:49

Digitized Sky Survey image of 108 Herculis

The image below is a photograph of 108 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 108 Herculis is 0.014 arcsec per year in Right Ascension and 0.057 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 108 Herculis. The red arrow shows the motion of 108 Herculis during the next 10000 years (2.33 arcmin in Right Ascension and 9.50 arcmin in declination);

Distance of 108 Herculis from the Sun and relative movement

108 Herculis is distant 187.79 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.

Distance (parsec) 57.60 pc

Distance (light year) 187.79 ly

Heliocentric radial velocity -20 km/s

Proper Motion RA 0.014 arcsec/year

Proper Motion Dec 0.057 arcsec/year

Spectral properties of 108 Herculis

108 Herculis belongs to spectral class A5

Absolute magnitude 1.83

Spectral Type A5

Color Index (B-V) 0.21

Temperature of 108 Herculis 8086K

The red dot in the diagram below shows where 108 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 108 Herculis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 108 Herculis

Flamsteed designation 108 Herculis

Henry Draper Catalogue HD168913

SAO Catalogue SAO85956

Hipparcos Catalogue HIP89925

Durchmusterung Catalogue BD+29 3241

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In Evidence

Other stars in Hercules