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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:52 
Transit: 12:57 
Sunset: 21:03
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All Constellations » Ursa Major » 

15 Ursae Majoris

Above the horizon.  Circumpolar today
Alt: 15.38°   Az: 16.72°   Direction: North-North-East

15 Ursae Majoris is a hypergiant star of spectral class F0 in the constellation of Ursa Major.

15 Ursae Majoris visual magnitude is 4.48. Because of its moderate brightness, 15 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 15 Ursae Majoris star
DSS2 image of 15 Ursae Majoris. The red arrow shows the motion of 15 Ursae Majoris during the next 1000 years (-2.28 arcmin in Right Ascension and -0.50 arcmin in declination);

Celestial Coordinates

Apparent

09h 10m 39s
+51° 30’ 01”
13h 45m 50s
22h 56m 29s

J2000

09h 08m 52s
+51° 36’ 16”

Galactic Coordinates

166.57°
42.02°

Finder Chart

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Finder chart for 15 Ursae Majoris.

Magnitude, Color, Spectral Class

4.48
Hypergiant

2.15
F0IV
7658K

The red dot in the diagram below shows where 15 Ursae Majoris is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 15 Ursae Majoris. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

15 Ursae Majoris is distant 95.55 light years from the Sun

29.31
95.55
-0.137 arcsec/y
-0.03"/y

Alternative Designations

15 Ursae Majoris
SAO27136
SAO27136

Visibility from Your Location

15 Ursae Majoris is circumpolar and transits at 16:40 UTC (altitude: 90.0°)