Unurgunite - σ Canis Majoris (sigma Canis Majoris)
Unurgunite, also designated as σ Canis Majoris (sigma Canis Majoris), is a variable and double supergiant star in the constellation of Canis Major.
Unurgunite visual magnitude is 3.47. Because of its moderate brightness, Unurgunite 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 Unurgunite:
Celestial coordinates and finder chart of Unurgunite
Unurgunite is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Unurgunite are provided in the following table:
The simplified sky map below shows the position of Unurgunite in the sky:
Visibility of Unurgunite from your location
Today's Unurgunite - σ Canis Majoris (sigma Canis Majoris) rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):
Digitized Sky Survey image of Unurgunite
The image below is a photograph of Unurgunite 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 Unurgunite is -0.005 arcsec per year in Right Ascension and 0.005 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.
Distance of Unurgunite from the Sun and relative movement
Unurgunite is distant 1,216.42 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.
Spectral properties of Unurgunite
Unurgunite belongs to spectral class K7 and has a luminosity class of I corresponding to a supergiant star.
The red dot in the diagram below shows where Unurgunite is situated in the Hertzsprung–Russell diagram.
Unurgunite star system properties
Unurgunite is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the Unurgunite double sysyem: