8 Herculis

Below the horizon. Rise: 13:57 | Tran: 21:26 | Set: 4:58

Alt: -19.76° Az: 342.57° Direction: North-North-West

8 Herculis is a variable hypergiant star of spectral class A0 in the constellation of Hercules.

8 Herculis visual magnitude is 6.14. Because of its faintness, 8 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.

DSS2 image of 8 Herculis. The red arrow shows the motion of 8 Herculis during the next 10000 years (-3.50 arcmin in Right Ascension and -4.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 16h 09m 55s

Declination +17° 08’ 23”

Hour Angle 10h 51m 22s

Sidereal Time 03h 01m 18s

J2000

Right Ascension 16h 08m 46s

Declination +17° 12’ 20”

Galactic Coordinates

Galactic Longitude 31.31°

Galactic Latitude 43.54°

Finder Chart

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Finder chart for 8 Herculis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.14

Class Hypergiant

Absolute magnitude 0.88

Spectral Type A0V

Color Index (B-V) 0

Temperature 10125K

The red dot in the diagram below shows where 8 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 8 Herculis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

8 Herculis is distant 367.12 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

Distance (parsec) 112.61

Distance (light year) 367.12

Radial Speed -17 km/s

Proper Motion RA -0.021 arcsec/y

Proper Motion Dec -0.026"/y

Alternative Designations

Flamsteed designation 8 Herculis

Henry Draper Catalogue HD145122

SAO Catalogue SAO101962

Hipparcos Catalogue HIP79102

Durchmusterung Catalogue BD+17 2967

General Catalogue of Variable Stars 7477

Visibility from Your Location

Today's 8 Herculis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 72.9° RISE 13:57

Max altitude: 55.7° TRANSIT 21:26

Azimuth: 287.1° SET 4:58

In Evidence

Other stars in Hercules

8 Herculis

Celestial Coordinates

Apparent

J2000

Galactic Coordinates

Finder Chart

Magnitude, Color, Spectral Class

Distance, Radial Speed, Proper Motion

Alternative Designations

Visibility from Your Location

Set Location

In Evidence

Other stars in Hercules

8 Herculis

Celestial Coordinates

Apparent

J2000

Galactic Coordinates

Finder Chart

Magnitude, Color, Spectral Class

Distance, Radial Speed, Proper Motion

Alternative Designations

Visibility from Your Location