Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]

29 Canis Majoris

29 Canis Majoris is a variable supergiant star in the constellation of Canis Major.

29 Canis Majoris visual magnitude is 4.98. Because of its moderate brightness, 29 Canis Majoris should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 29 Canis Majoris:

4.98
Supergiant
29 Canis Majoris is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of 29 Canis Majoris

29 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 29 Canis Majoris are provided in the following table:

07h 18m 40s
-24° 33’ 32”
237.82°
-5.37°
Canis Major

The simplified sky map below shows the position of 29 Canis Majoris in the sky:

Finder chart 29 Canis Majoris star
Simplified finder chart for 29 Canis Majoris.

Visibility of 29 Canis Majoris from your location

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

Today's 29 Canis Majoris rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 114.6°
Max altitude: 14.0°
Azimuth: 245.4°
29 Canis Majoris is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 29 Canis Majoris

The image below is a photograph of 29 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 29 Canis Majoris is -0.006 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 29 Canis Majoris star
DSS2 image of 29 Canis Majoris. The red arrow shows the motion of 29 Canis Majoris during the next 100000 years (-10.00 arcmin in Right Ascension and 0.00 arcmin in declination);

Distance of 29 Canis Majoris from the Sun and relative movement

29 Canis Majoris is distant 2,990.83 light years from the Sun and it is moving towards the Sun at the speed of 11 kilometers per second.

917.43 pc
2,990.83 ly
-11 km/s
-0.006 arcsec/year

Spectral properties of 29 Canis Majoris

29 Canis Majoris belongs to spectral class O7 and has a luminosity class of I corresponding to a supergiant star.

-4.83
O7I
12489K

The red dot in the diagram below shows where 29 Canis Majoris is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 29 Canis Majoris. Attribution: Richard Powell / CC BY-SA

Alternative designations of 29 Canis Majoris

29 Canis Majoris
SAO173444
SAO173444