12 Canis Majoris

Altitude: 17.5° Azimuth: 177.5° Direction: South

12 Canis Majoris is a variable giant star in the constellation of Canis Major.

12 Canis Majoris visual magnitude is 6.08. Because of its reltive faintness, 12 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 12 Canis Majoris:

Color of 12 Canis Majoris ⬤

Magnitude of 12 Canis Majoris 6.08

Class Giant

VISIBILITY RIGHT NOW

12 Canis Majoris is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 17.5°
Azimuth: 177.5°
Direction: South

Celestial coordinates and finder chart of 12 Canis Majoris

12 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 12 Canis Majoris are provided in the following table:

Right Ascension J2000 06h 47m 01s

Declination J2000 -21° 00’ 56”

Galactic Longitude 231.36°

Galactic Latitude -10.34°

Constellation Canis Major

The simplified sky map below shows the position of 12 Canis Majoris in the sky:

Simplified finder chart for 12 Canis Majoris.

Visibility of 12 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 12 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: 111.0° RISE 21:57

Max altitude: 17.5° TRANSIT 2:04

Azimuth: 249.0° SET 6:07

Digitized Sky Survey image of 12 Canis Majoris

The image below is a photograph of 12 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 12 Canis Majoris is -0.014 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of 12 Canis Majoris. The red arrow shows the motion of 12 Canis Majoris during the next 10000 years (-2.33 arcmin in Right Ascension and 0.83 arcmin in declination);

Distance of 12 Canis Majoris from the Sun and relative movement

12 Canis Majoris is distant 668.03 light years from the Sun and it is moving far from the Sun at the speed of 15 kilometers per second.

Distance (parsec) 204.92 pc

Distance (light year) 668.03 ly

Heliocentric radial velocity 15 km/s

Proper Motion RA -0.014 arcsec/year

Proper Motion Dec 0.005 arcsec/year

Spectral properties of 12 Canis Majoris

12 Canis Majoris belongs to spectral class B7 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -0.48

Spectral Type B7III

Color Index (B-V) -0.19

Temperature of 12 Canis Majoris 13348K

The red dot in the diagram below shows where 12 Canis Majoris is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of 12 Canis Majoris. Attribution: Richard Powell / CC BY-SA

Alternative designations of 12 Canis Majoris

Flamsteed designation 12 Canis Majoris

Henry Draper Catalogue HD49333

SAO Catalogue SAO172318

Hipparcos Catalogue HIP32504

Durchmusterung Catalogue BD-20 1576

General Catalogue of Variable Stars HK CMa

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In Evidence

Other stars in Canis Major