HR8109

Above the horizon. Circumpolar today

Alt: 71.59° Az: 39.48° Direction: North-East

HR8109 is a giant star of spectral class B7 in the constellation of Cepheus.

HR8109 visual magnitude is 6.54. Because of its faintness, HR8109 is not visible to the naked eye.

DSS2 image of HR8109. The red arrow shows the motion of HR8109 during the next 10000 years (2.17 arcmin in Right Ascension and 0.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 10m 00s

Declination +63° 23’ 49”

Hour Angle 22h 13m 26s

Sidereal Time 19h 23m 27s

J2000

Right Ascension 21h 09m 28s

Declination +63° 17’ 44”

Galactic Coordinates

Galactic Longitude 100.81°

Galactic Latitude 10.41°

Finder Chart

Simplified finder chart for HR8109.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.54

Class Giant

Absolute magnitude -0.53

Spectral Type B7III

Color Index (B-V) -0.13

Temperature 12103K

The red dot in the diagram below shows where HR8109 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8109. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8109 is distant 846.75 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

Distance (parsec) 259.74

Distance (light year) 846.75

Radial Speed -24 km/s

Proper Motion RA 0.013 arcsec/y

Proper Motion Dec 0.005"/y

Alternative Designations

Henry Draper Catalogue HD201888

SAO Catalogue SAO19223

Hipparcos Catalogue HIP104449

Durchmusterung Catalogue BD+62 1903

Visibility from Your Location

HR8109 is circumpolar and transits at 19:38 UTC (altitude: 78.1°)

Set Location

Other stars in Cepheus