83 Herculis

Below the horizon. Rise: 9:22 | Tran: 17:40 | Set: 2:01

Alt: -3.46° Az: 318.10° Direction: North-West

83 Herculis is a double giant star of spectral class K4 in the constellation of Hercules.

83 Herculis visual magnitude is 5.52. Because of its faintness, 83 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 83 Herculis. The red arrow shows the motion of 83 Herculis during the next 1000 years (-0.92 arcmin in Right Ascension and -1.75 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 17h 43m 29s

Declination +24° 33’ 14”

Hour Angle 08h 51m 29s

Sideral Time 02h 34m 58s

J2000

Right Ascension 17h 42m 28s

Declination +24° 33’ 51”

Galactic Coordinates

Galactic Longitude 48.81°

Galactic Latitude 25.43°

Finder Chart

Simplified finder chart for 83 Herculis.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.52

Class Giant

Absolute magnitude 0.27

Spectral Type K4III

Color Index (B-V) 1.46

Temperature 3855K

The red dot in the diagram below shows where 83 Herculis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 83 Herculis. Attribution: Richard Powell / CC BY-SA

Star System Properties

83 Herculis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 83 Herculis double sysyem:

Main star magnitude 5.52

Secondary star magnitude 9.12

Magnitude difference 3.6

Separation 159.6 arcsec

Distance, Radial Speed, Proper Motion

83 Herculis is distant 365.47 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

Distance (parsec) 112.11

Distance (light year) 365.47

Radial Speed -27 km/s

Proper Motion RA -0.055 arcsec/y

Proper Motion Dec -0.105"/y

Alternative Designations

Flamsteed designation 83 Herculis

Henry Draper Catalogue HD161074

SAO Catalogue SAO85344

Hipparcos Catalogue HIP86667

Durchmusterung Catalogue BD+24 3231

Visibility from Your Location

Today's 83 Herculis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 65.4° RISE 9:22

Max altitude: 63.1° TRANSIT 17:40

Azimuth: 294.6° SET 2:01

Set Location

Other stars in Hercules