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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:25 
Transit: 12:14 
Sunset: 17:03
wb_twilight   (Astronomical Twilight)  
What's Visible Now • Tonight Timeline
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All Constellations » Canis Major » 

μ Canis Majoris (mu Canis Majoris)

Above the horizon.  Rise: 16:51 | Tran: 21:36 | Set: 2:25
Alt: 12.04°   Az: 131.86°   Direction: South-East

μ Canis Majoris is a multiple giant star of spectral class G5 in the constellation of Canis Major.

μ Canis Majoris visual magnitude is 5. Because of its moderate brightness, μ Canis 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 μ Canis Majoris (mu Canis Majoris) star
DSS2 image of μ Canis Majoris. The red arrow shows the motion of μ Canis Majoris during the next 100000 years (-1.67 arcmin in Right Ascension and 8.33 arcmin in declination);

Celestial Coordinates

Apparent

06h 57m 15s
-14° 04’ 40”
20h 45m 19s
03h 42m 34s

J2000

06h 56m 06s
-14° 02’ 36”

Galactic Coordinates

225.99°
-5.34°

Finder Chart

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Finder chart for μ Canis Majoris (mu Canis Majoris).

Magnitude, Color, Spectral Class

5
Giant

-2.22
G5III
4348K

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

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

Star System Properties

μ Canis Majoris is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the μ Canis Majoris double sysyem:

5
7.5
2.5
2.8 arcsec

Distance, Radial Speed, Proper Motion

μ Canis Majoris is distant 908.08 light years from the Sun and it is moving far from the Sun at the speed of 19 kilometers per second.

278.55
908.08
19 km/s
-0.001 arcsec/y
0.005"/y

Alternative Designations

μ Canis Majoris
(mu Canis Majoris)
18 Canis Majoris
SAO152123
SAO152123

Visibility from Your Location

Today's μ Canis Majoris (mu Canis Majoris) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 104.1°
Max altitude: 24.4°
Azimuth: 255.9°