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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:42  
clear_day Transit: 12:10  
SunsetSet: 17:40
sunny DaytimeWhat's Visible Now?
All Constellations » Ursa Major » 

ψ Ursae Majoris (psi Ursae Majoris)

Altitude: 12.2°   Azimuth: 331.7°   Direction: North-North-West

ψ Ursae Majoris is a giant star in the constellation of Ursa Major.

ψ Ursae Majoris visual magnitude is 3.01. Because of its moderate brightness, ψ Ursae Majoris should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of ψ Ursae Majoris is -0.065 arcsec per year in Right Ascension and -0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ψ Ursae Majoris (psi Ursae Majoris) star
DSS2 image of ψ Ursae Majoris. The red arrow shows the motion of ψ Ursae Majoris during the next 10000 years (-10.83 arcmin in Right Ascension and -4.67 arcmin in declination);

Key facts about ψ Ursae Majoris

3.01
Giant

ψ Ursae Majoris (psi Ursae Majoris) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 12.2°
Azimuth: 331.7°
Direction: North-North-West

Celestial coordinates and finder chart of ψ Ursae Majoris

ψ Ursae Majoris is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of ψ Ursae Majoris are provided in the following table:

11h 09m 39s
+44° 29’ 54”
165.8°
63.23°
Ursa Major

The simplified sky map below shows the position of ψ Ursae Majoris in the sky:

Finder chart ψ Ursae Majoris (psi Ursae Majoris) star
Simplified finder chart for ψ Ursae Majoris (psi Ursae Majoris).

Visibility of ψ Ursae Majoris from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

ψ Ursae Majoris (psi Ursae Majoris) is circumpolar and transits at 00:28 UTC (altitude: 83.0°)

Distance of ψ Ursae Majoris from the Sun and relative movement

ψ Ursae Majoris is distant 146.78 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

45.02 pc
146.78 ly
-4 km/s
-0.065 arcsec/year
-0.028 arcsec/year

Spectral properties of ψ Ursae Majoris

ψ Ursae Majoris belongs to spectral class K1 and has a luminosity class of III corresponding to a giant star.

-0.26
K1III
4430K

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

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

Alternative designations of ψ Ursae Majoris

ψ Ursae Majoris
(psi Ursae Majoris)
52 Ursae Majoris
SAO43629
SAO43629