HR6799

Above the horizon. Rise: 8:47 | Tran: 17:54 | Set: 3:06

Alt: 9.57° Az: 52.13° Direction: North-East

HR6799 is a giant star of spectral class K1 in the constellation of Hercules.

HR6799 visual magnitude is 6.38. Because of its faintness, HR6799 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 HR6799. The red arrow shows the motion of HR6799 during the next 1000 years (1.18 arcmin in Right Ascension and 2.22 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 10m 06s

Declination +30° 28’ 30”

Hour Angle 16h 18m 17s

Sideral Time 10h 28m 24s

J2000

Right Ascension 18h 09m 10s

Declination +30° 28’ 09”

Galactic Coordinates

Galactic Longitude 57.04°

Galactic Latitude 21.83°

Finder Chart

Simplified finder chart for HR6799.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.38

Class Giant

Absolute magnitude 0.73

Spectral Type K1

Color Index (B-V) 1.19

Temperature 4328K

The red dot in the diagram below shows where HR6799 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6799. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6799 is distant 439.95 light years from the Sun and it is moving towards the Sun at the speed of 80 kilometers per second.

Distance (parsec) 134.95

Distance (light year) 439.95

Radial Speed -80 km/s

Proper Motion RA 0.071 arcsec/y

Proper Motion Dec 0.133"/y

Alternative Designations

Henry Draper Catalogue HD166411

SAO Catalogue SAO66682

Hipparcos Catalogue HIP88929

Durchmusterung Catalogue BD+30 3138

Visibility from Your Location

Today's HR6799 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 59.5° RISE 8:47

Max altitude: 69.0° TRANSIT 17:54

Azimuth: 300.5° SET 3:06

Set Location

Other stars in Hercules