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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:12 
Transit: 12:47 
Sunset: 18:22
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All Constellations » Ursa Major » 

HR4047

Above the horizon.  Circumpolar today
Alt: 42.20°   Az: 28.45°   Direction: North-North-East

HR4047 is a main-sequence star of spectral class A7 in the constellation of Ursa Major.

HR4047 visual magnitude is 5.96. Because of its faintness, HR4047 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.

Image of HR4047 star
DSS2 image of HR4047. The red arrow shows the motion of HR4047 during the next 10000 years (-8.83 arcmin in Right Ascension and -6.33 arcmin in declination);

Celestial Coordinates

Apparent

10h 22m 54s
+68° 37’ 19”
17h 02m 01s
03h 24m 55s

J2000

10h 21m 03s
+68° 44’ 51”

Galactic Coordinates

140.5°
42.89°

Finder Chart

Finder chart HR4047 star
Simplified finder chart for HR4047.

Magnitude, Color, Spectral Class

5.96
Main-sequence

0.46
A7V
8163K

The red dot in the diagram below shows where HR4047 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4047. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4047 is distant 410.06 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

125.79
410.06
4 km/s
-0.053 arcsec/y
-0.038"/y

Alternative Designations

SAO15147
SAO15147

Visibility from Your Location

HR4047 is circumpolar and transits at 09:16 UTC (altitude: 72.9°)