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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:13 
Transit: 12:47 
Sunset: 18:20
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All Constellations » Ursa Major » 

HR4486

Above the horizon.  Circumpolar today
Alt: 10.90°   Az: 23.97°   Direction: North-North-East

HR4486 is a multiple hypergiant star of spectral class G0 in the constellation of Ursa Major.

HR4486 visual magnitude is 6.44. Because of its faintness, HR4486 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 HR4486 star
DSS2 image of HR4486. The red arrow shows the motion of HR4486 during the next 1000 years (-9.90 arcmin in Right Ascension and 0.43 arcmin in declination);

Celestial Coordinates

Apparent

11h 40m 04s
+44° 58’ 16”
14h 17m 17s
01h 57m 21s

J2000

11h 38m 44s
+45° 06’ 30”

Galactic Coordinates

157.05°
66.91°

Finder Chart

Finder chart HR4486 star
Simplified finder chart for HR4486.

Magnitude, Color, Spectral Class

6.44
Hypergiant

4.60
G0V
6129K

The red dot in the diagram below shows where HR4486 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR4486. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4486 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 HR4486 double sysyem:

6.44
8.34
1.9
9.4 arcsec

Distance, Radial Speed, Proper Motion

HR4486 is distant 75.92 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

23.29
75.92
-18 km/s
-0.594 arcsec/y
0.026"/y

Alternative Designations

SAO43841
SAO43841
Gl 433.2A

Visibility from Your Location

HR4486 is circumpolar and transits at 10:29 UTC (altitude: 83.5°)