ο1 Canis Majoris (omicron1 Canis Majoris)
ο1 Canis Majoris is a variable supergiant star in the constellation of Canis Major.
ο1 Canis Majoris visual magnitude is 3.87. Because of its moderate brightness, ο1 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 ο1 Canis Majoris:
ο1 Canis Majoris (omicron1 Canis Majoris) is below the horizon from Greenwich, United Kingdom .
Altitude: -7.9°
Azimuth: 240.7°
Direction: West-South-West
Celestial coordinates and finder chart of ο1 Canis Majoris
ο1 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 ο1 Canis Majoris are provided in the following table:
The simplified sky map below shows the position of ο1 Canis Majoris in the sky:

Visibility of ο1 Canis Majoris from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Today's ο1 Canis Majoris (omicron1 Canis Majoris) rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of ο1 Canis Majoris
The image below is a photograph of ο1 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 ο1 Canis Majoris is -0.008 arcsec per year in Right Ascension and 0.013 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Distance of ο1 Canis Majoris from the Sun and relative movement
ο1 Canis Majoris is distant 1,975.76 light years from the Sun and it is moving far from the Sun at the speed of 36 kilometers per second.
Spectral properties of ο1 Canis Majoris
ο1 Canis Majoris belongs to spectral class K2 and has a luminosity class of I corresponding to a supergiant star.
The red dot in the diagram below shows where ο1 Canis Majoris is situated in the Hertzsprung–Russell diagram.
