HR5073

Above the horizon. Circumpolar today

Alt: 37.25° Az: 345.02° Direction: North-North-West

HR5073 is a variable and double giant star of spectral class M1 in the constellation of Ursa Minor.

HR5073 visual magnitude is 5.79. Because of its faintness, HR5073 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 HR5073. The red arrow shows the motion of HR5073 during the next 10000 years (3.67 arcmin in Right Ascension and -1.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 13h 26m 45s

Declination +72° 15’ 47”

Hour Angle 09h 10m 05s

Sideral Time 22h 36m 51s

J2000

Right Ascension 13h 26m 08s

Declination +72° 23’ 29”

Galactic Coordinates

Galactic Longitude 119.27°

Galactic Latitude 44.49°

Finder Chart

Simplified finder chart for HR5073.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.79

Class Giant

Absolute magnitude -1.66

Spectral Type M1III

Color Index (B-V) 1.63

Temperature 3608K

The red dot in the diagram below shows where HR5073 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR5073. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR5073 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 HR5073 double sysyem:

Main star magnitude 5.79

Secondary star magnitude 13.19

Magnitude difference 7.4

Separation 25.7 arcsec

Distance, Radial Speed, Proper Motion

HR5073 is distant 1,009.29 light years from the Sun and it is moving towards the Sun at the speed of 48 kilometers per second.

Distance (parsec) 309.60

Distance (light year) 1,009.29

Radial Speed -48 km/s

Proper Motion RA 0.022 arcsec/y

Proper Motion Dec -0.009"/y

Alternative Designations

Henry Draper Catalogue HD117187

SAO Catalogue SAO7814

Hipparcos Catalogue HIP65536

Durchmusterung Catalogue BD+73 592

FK5 Catalogue 499

General Catalogue of Variable Stars 6254

Visibility from Your Location

HR5073 is circumpolar and transits at 12:31 UTC (altitude: 69.2°)

Set Location

Other stars in Ursa Minor