HR9028

Above the horizon. Circumpolar today

Alt: 13.37° Az: 356.20° Direction: North

HR9028 is a multiple main-sequence star of spectral class F3 in the constellation of Cassiopeia.

HR9028 visual magnitude is 6.44. Because of its faintness, HR9028 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 HR9028. The red arrow shows the motion of HR9028 during the next 1000 years (2.05 arcmin in Right Ascension and -0.25 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 51m 38s

Declination +51° 45’ 46”

Hour Angle 11h 36m 04s

Sidereal Time 11h 27m 43s

J2000

Right Ascension 23h 50m 22s

Declination +51° 37’ 18”

Galactic Coordinates

Galactic Longitude 113.37°

Galactic Latitude -10.11°

Finder Chart

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Finder chart for HR9028.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.44

Class Main-sequence

Absolute magnitude 3.40

Spectral Type F3V

Color Index (B-V) 0.37

Temperature 7044K

The red dot in the diagram below shows where HR9028 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR9028. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR9028 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR9028 double sysyem:

Main star magnitude 6.44

Secondary star magnitude 12.54

Magnitude difference 6.1

Separation 21 arcsec

Distance, Radial Speed, Proper Motion

HR9028 is distant 132.09 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

Distance (parsec) 40.52

Distance (light year) 132.09

Radial Speed -21 km/s

Proper Motion RA 0.123 arcsec/y

Proper Motion Dec -0.015"/y

Alternative Designations

Henry Draper Catalogue HD223552

SAO Catalogue SAO35823

Hipparcos Catalogue HIP117551

Durchmusterung Catalogue BD+50 4165

Aitken Double Star Catalogue ADS17032

Visibility from Your Location

HR9028 is circumpolar and transits at 08:18 UTC (altitude: 89.7°)

Set Location

Other stars in Cassiopeia