HR7938

Above the horizon. Circumpolar today

Alt: 45.06° Az: 316.32° Direction: North-West

HR7938 is a sub-giant star of spectral class A2 in the constellation of Cepheus.

HR7938 visual magnitude is 6.15. Because of its faintness, HR7938 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 HR7938. The red arrow shows the motion of HR7938 during the next 10000 years (-0.50 arcmin in Right Ascension and -2.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 43m 11s

Declination +60° 41’ 33”

Hour Angle 05h 40m 41s

Sidereal Time 02h 23m 53s

J2000

Right Ascension 20h 42m 39s

Declination +60° 36’ 05”

Galactic Coordinates

Galactic Longitude 96.66°

Galactic Latitude 11.16°

Finder Chart

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Finder chart for HR7938.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.15

Class Sub-giant

Absolute magnitude -0.58

Spectral Type A2IV

Color Index (B-V) 0.01

Temperature 10002K

The red dot in the diagram below shows where HR7938 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7938. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7938 is distant 724.44 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

Distance (parsec) 222.22

Distance (light year) 724.44

Radial Speed -7 km/s

Proper Motion RA -0.003 arcsec/y

Proper Motion Dec -0.014"/y

Alternative Designations

Henry Draper Catalogue HD197734

SAO Catalogue SAO18998

Hipparcos Catalogue HIP102216

Durchmusterung Catalogue BD+60 2154

Visibility from Your Location

HR7938 is circumpolar and transits at 10:56 UTC (altitude: 80.8°)

Set Location

Other stars in Cepheus