HR8989

Above the horizon. Circumpolar today

Alt: 35.16° Az: 27.12° Direction: North-North-East

HR8989 is a double giant star of spectral class M2 in the constellation of Cassiopeia.

HR8989 visual magnitude is 6.56. Because of its faintness, HR8989 is not visible to the naked eye.

DSS2 image of HR8989. The red arrow shows the motion of HR8989 during the next 100000 years (5.00 arcmin in Right Ascension and -3.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 43m 31s

Declination +64° 39’ 11”

Hour Angle 16h 02m 03s

Sidereal Time 15h 45m 35s

J2000

Right Ascension 23h 42m 20s

Declination +64° 30’ 56”

Galactic Coordinates

Galactic Longitude 115.58°

Galactic Latitude 2.63°

Finder Chart

Simplified finder chart for HR8989.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.56

Class Giant

Absolute magnitude -1.51

Spectral Type M2III

Color Index (B-V) 1.88

Temperature 3299K

The red dot in the diagram below shows where HR8989 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8989. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR8989 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR8989 double sysyem:

Main star magnitude 6.56

Secondary star magnitude 10.96

Magnitude difference 4.4

Separation 2.6 arcsec

Distance, Radial Speed, Proper Motion

HR8989 is distant 1,341.56 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

Distance (parsec) 411.52

Distance (light year) 1,341.56

Radial Speed -3 km/s

Proper Motion RA 0.003 arcsec/y

Proper Motion Dec -0.002"/y

Alternative Designations

Henry Draper Catalogue HD222670

SAO Catalogue SAO20791

Hipparcos Catalogue HIP116948

Durchmusterung Catalogue BD+63 2038

Aitken Double Star Catalogue ADS16940

Visibility from Your Location

HR8989 is circumpolar and transits at 22:07 UTC (altitude: 76.8°)

Set Location

Other stars in Cassiopeia