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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
north SunriseRise: 7:44  
clear_day Transit: 11:48  
SunsetSet: 15:51 south
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All Constellations » Canis Major » 

ν1 Canis Majoris (nu1 Canis Majoris)

Altitude: -42.2°   Azimuth: 63.6°   Direction: East-North-East

ν1 Canis Majoris is a double giant star in the constellation of Canis Major.

ν1 Canis Majoris visual magnitude is 5.7. Because of its reltive faintness, ν1 Canis Majoris should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about ν1 Canis Majoris:


ν1 Canis Majoris (nu1 Canis Majoris) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -42.2°
Azimuth: 63.6°
Direction: East-North-East

Celestial coordinates and finder chart of ν1 Canis Majoris

ν1 Canis Majoris is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of ν1 Canis Majoris are provided in the following table:

06h 36m 22s
-18° 39’ 36”
Canis Major

The simplified sky map below shows the position of ν1 Canis Majoris in the sky:

Finder chart ν1 Canis Majoris (nu1 Canis Majoris) star
Simplified finder chart for ν1 Canis Majoris (nu1 Canis Majoris).

Visibility of ν1 Canis Majoris from your location

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

Today's ν1 Canis Majoris (nu1 Canis Majoris) rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 108.7°
Max altitude: 19.9°
Azimuth: 251.3°

Digitized Sky Survey image of ν1 Canis Majoris

The image below is a photograph of ν1 Canis Majoris from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of ν1 Canis Majoris is -0.011 arcsec per year in Right Ascension and 0.017 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of ν1 Canis Majoris (nu1 Canis Majoris) star
DSS2 image of ν1 Canis Majoris. The red arrow shows the motion of ν1 Canis Majoris during the next 10000 years (-1.83 arcmin in Right Ascension and 2.83 arcmin in declination);

Distance of ν1 Canis Majoris from the Sun and relative movement

ν1 Canis Majoris is distant 276.51 light years from the Sun and it is moving far from the Sun at the speed of 25 kilometers per second.

84.82 pc
276.51 ly
25 km/s
-0.011 arcsec/year
0.017 arcsec/year

Spectral properties of ν1 Canis Majoris

ν1 Canis Majoris belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where ν1 Canis Majoris is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ν1 Canis Majoris. Attribution: Richard Powell / CC BY-SA

ν1 Canis Majoris star system properties

ν1 Canis Majoris is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the ν1 Canis Majoris double sysyem:

17.4 arcsec

Alternative designations of ν1 Canis Majoris

ν1 Canis Majoris
(nu1 Canis Majoris)
6 Canis Majoris