Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:06 
Transit: 12:56 
Sunset: 20:47
warning Set your observing location to get relevant data
Search  close
All Constellations » Ursa Major » 

ω Ursae Majoris (omega Ursae Majoris)

Above the horizon.  Circumpolar today
Alt: 8.09°   Az: 21.77°   Direction: North-North-East

ω Ursae Majoris is a main-sequence star of spectral class A1 in the constellation of Ursa Major.

ω Ursae Majoris visual magnitude is 4.71. Because of its moderate brightness, ω Ursae Majoris is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of ω Ursae Majoris (omega Ursae Majoris) star
DSS2 image of ω Ursae Majoris. The red arrow shows the motion of ω Ursae Majoris during the next 10000 years (7.50 arcmin in Right Ascension and -3.50 arcmin in declination);

Celestial Coordinates

Apparent

10h 55m 25s
+43° 03’ 15”
14h 00m 38s
00h 56m 04s

J2000

10h 53m 58s
+43° 11’ 23”

Galactic Coordinates

171.16°
61.35°

Finder Chart

loader
  Loading map...
Finder chart for ω Ursae Majoris (omega Ursae Majoris).

Magnitude, Color, Spectral Class

4.71
Main-sequence

0.15
A1V
10795K

The red dot in the diagram below shows where ω Ursae Majoris is situated in the Hertzsprung–Russell diagram.

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

Distance, Radial Speed, Proper Motion

ω Ursae Majoris is distant 266.78 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

81.83
266.78
-17 km/s
0.045 arcsec/y
-0.021"/y

Alternative Designations

ω Ursae Majoris
(omega Ursae Majoris)
45 Ursae Majoris
SAO43512
SAO43512

Visibility from Your Location

ω Ursae Majoris (omega Ursae Majoris) is circumpolar and transits at 19:12 UTC (altitude: 81.6°)