HR4044

Above the horizon. Circumpolar today

Alt: 9.55° Az: 13.52° Direction: North-North-East

HR4044 is a double giant star of spectral class K1 in the constellation of Ursa Major.

HR4044 visual magnitude is 6.43. Because of its faintness, HR4044 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 HR4044. The red arrow shows the motion of HR4044 during the next 10000 years (-3.50 arcmin in Right Ascension and -5.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 10h 20m 32s

Declination +46° 37’ 56”

Hour Angle 13h 18m 29s

Sidereal Time 23h 39m 02s

J2000

Right Ascension 10h 18m 59s

Declination +46° 45’ 38”

Galactic Coordinates

Galactic Longitude 169.34°

Galactic Latitude 54.28°

Finder Chart

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Finder chart for HR4044.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.43

Class Giant

Absolute magnitude -0.60

Spectral Type K1III

Color Index (B-V)

Temperature 10125K

The red dot in the diagram below shows where HR4044 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4044. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4044 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR4044 double sysyem:

Main star magnitude 6.43

Secondary star magnitude 12.13

Magnitude difference 5.7

Separation 27.8 arcsec

Distance, Radial Speed, Proper Motion

HR4044 is distant 829.52 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

Distance (parsec) 254.45

Distance (light year) 829.52

Radial Speed -21 km/s

Proper Motion RA -0.021 arcsec/y

Proper Motion Dec -0.03"/y

Alternative Designations

Henry Draper Catalogue HD89268

SAO Catalogue SAO43281

Hipparcos Catalogue HIP50509

Durchmusterung Catalogue BD+47 1761

Visibility from Your Location

HR4044 is circumpolar and transits at 16:31 UTC (altitude: 85.2°)

Set Location

Other stars in Ursa Major