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public LocationGreenwich, UK
Sunrise: 5:10 
Transit: 13:06 
Sunset: 21:02
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All Constellations » Ursa Major » 

Tania Australis - μ Ursae Majoris (mu Ursae Majoris)

Above the horizon.  Circumpolar today
Alt: 45.11°   Az: 284.05°   Direction: West-North-West

Tania Australis, also designated as μ Ursae Majoris (mu Ursae Majoris), is a variable hypergiant star of spectral class M0 in the constellation of Ursa Major.

Tania Australis visual magnitude is 3.05. Because of its moderate brightness, Tania Australis 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 Tania Australis - μ Ursae Majoris (mu Ursae Majoris) star
DSS2 image of Tania Australis. The red arrow shows the motion of Tania Australis during the next 10000 years (-13.67 arcmin in Right Ascension and 5.83 arcmin in declination);

Celestial Coordinates


10h 23m 47s
+41° 22’ 29”
04h 23m 21s
14h 47m 08s


10h 22m 19s
+41° 29’ 57”

Galactic Coordinates


Finder Chart

Finder chart Tania Australis - μ Ursae Majoris (mu Ursae Majoris) star
Simplified finder chart for Tania Australis - μ Ursae Majoris (mu Ursae Majoris).

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where Tania Australis is situated in the Hertzsprung–Russell diagram.

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

Distance, Radial Speed, Proper Motion

Tania Australis is distant 248.67 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

-21 km/s
-0.082 arcsec/y

Alternative Designations

Tania Australis
μ Ursae Majoris
(mu Ursae Majoris)
34 Ursae Majoris

Visibility from Your Location

Tania Australis - μ Ursae Majoris (mu Ursae Majoris) is circumpolar and transits at 14:24 UTC (altitude: 79.9°)