ο2 Canis Majoris (omicron2 Canis Majoris)

Above the horizon. Rise: 10:12 | Tran: 13:56 | Set: 17:39

Alt: 1.37° Az: 227.15° Direction: South

ο2 Canis Majoris is a supergiant star of spectral class B3 in the constellation of Canis Major.

ο2 Canis Majoris visual magnitude is 3.02. Because of its moderate brightness, ο2 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 ο2 Canis Majoris (omicron2 Canis Majoris) star

DSS2 image of ο2 Canis Majoris. The red arrow shows the motion of ο2 Canis Majoris during the next 100000 years (-6.67 arcmin in Right Ascension and 5.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 07h 04m 05s

Declination -23° 52’ 19”

Hour Angle 03h 33m 06s

Sidereal Time 10h 37m 11s

J2000

Right Ascension 07h 03m 01s

Declination -23° 49’ 59”

Galactic Coordinates

Galactic Longitude 235.55°

Galactic Latitude -8.23°

Finder Chart

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Finder chart for ο2 Canis Majoris (omicron2 Canis Majoris).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 3.02

Class Supergiant

Absolute magnitude -6.46

Spectral Type B3I

Color Index (B-V) -0.08

Temperature 11247K

The red dot in the diagram below shows where ο2 Canis Majoris is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of ο2 Canis Majoris. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

ο2 Canis Majoris is distant 2,566.93 light years from the Sun and it is moving far from the Sun at the speed of 48 kilometers per second.

Distance (parsec) 787.40

Distance (light year) 2,566.93

Radial Speed 48 km/s

Proper Motion RA -0.004 arcsec/y

Proper Motion Dec 0.003"/y

Alternative Designations

Bayer designation ο2 Canis Majoris
(omicron2 Canis Majoris)

Flamsteed designation 24 Canis Majoris

Henry Draper Catalogue HD53138

SAO Catalogue SAO172839

Hipparcos Catalogue HIP33977

Durchmusterung Catalogue CD-23 4797

FK5 Catalogue 270

Visibility from Your Location

Today's ο2 Canis Majoris (omicron2 Canis Majoris) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 113.9° RISE 10:12

Max altitude: 14.6° TRANSIT 13:56

Azimuth: 246.1° SET 17:39

Set Location

Other stars in Canis Major