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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:45 
Transit: 13:02 
Sunset: 21:19
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All Constellations » Canis Major » 

Adhara - ε Canis Majoris (epsilon Canis Majoris)

Below the horizon.  Rise: 10:37 | Tran: 13:40 | Set: 16:42
Alt: -9.34°   Az: 234.38°   Direction: South

Adhara, also designated as ε Canis Majoris (epsilon Canis Majoris), is a double bright giant star of spectral class B2 in the constellation of Canis Major.

Adhara visual magnitude is 1.5, making it the 22th brightest star in the sky. Because of its brightness, Adhara is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.

Image of Adhara - ε Canis Majoris (epsilon Canis Majoris) star
DSS2 image of Adhara. The red arrow shows the motion of Adhara during the next 100000 years (6.67 arcmin in Right Ascension and 5.00 arcmin in declination);

Celestial Coordinates

Apparent

06h 59m 37s
-29° 00’ 30”
04h 26m 02s
11h 25m 40s

J2000

06h 58m 37s
-28° 58’ 19”

Galactic Coordinates

239.83°
-11.33°

Finder Chart

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Finder chart for Adhara - ε Canis Majoris (epsilon Canis Majoris).

Magnitude, Color, Spectral Class

1.5
Bright giant

-4.10
B2II
13831K

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

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

Star System Properties

Adhara is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the Adhara double sysyem:

1.5
7.9
6.4
7.5 arcsec

Distance, Radial Speed, Proper Motion

Adhara is distant 430.65 light years from the Sun and it is moving far from the Sun at the speed of 27 kilometers per second.

132.10
430.65
27 km/s
0.004 arcsec/y
0.003"/y

Alternative Designations

Adhara
ε Canis Majoris
(epsilon Canis Majoris)
21 Canis Majoris
SAO172676
SAO172676

Visibility from Your Location

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

Azimuth: 119.0°
Max altitude: 9.5°
Azimuth: 241.0°