HR3870
Above the horizon.
Circumpolar today
Alt: 21.58°
Az: 11.73°
Direction: North-North-East
HR3870 is a variable giant star of spectral class M3 in the constellation of Ursa Major.
HR3870 visual magnitude is 5.2. Because of its faintness, HR3870 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 HR3870. The red arrow shows the motion of HR3870 during the next
10000 years (0.67 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 HR3870.
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where HR3870 is situated in the Hertzsprung–Russell diagram.
H-R diagram showing the position of HR3870.
Attribution: Richard Powell / CC BY-SA
Distance, Radial Speed, Proper Motion
HR3870 is distant 556.31 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.
Alternative Designations
Visibility from Your Location
HR3870 is circumpolar and transits at 14:03 UTC (altitude: 86.3°)