HR4391
Above the horizon.
Circumpolar today
Alt: 57.31°
Az: 44.04°
Direction: South-South-West
HR4391 is a main-sequence star of spectral class A1 in the constellation of Ursa Major.
HR4391 visual magnitude is 6.02. Because of its faintness, HR4391 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 HR4391. The red arrow shows the motion of HR4391 during the next
10000 years (-0.83 arcmin in Right Ascension and 5.67 arcmin in declination);
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
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Finder chart for HR4391.
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where HR4391 is situated in the HertzsprungāRussell diagram.
H-R diagram showing the position of HR4391.
Attribution: Richard Powell / CC BY-SA
Distance, Radial Speed, Proper Motion
HR4391 is distant 281.52 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.
Alternative Designations
Visibility from Your Location
HR4391 is circumpolar and transits at 17:15 UTC (altitude: 77.3°)