Canis Minor

Canis Minor — Canis Minor (the little dog) is one of the 88 modern constellations, and was also in Ptolemy’s list of 48 constellations. It is said to represent one of the dogs following Orion the hunter.

Notable features

Canis Minor is a small constellation mainly consisting of two stars, Procyon (α Canis Minoris, 0.38m) and Gomeisa (β Canis Minoris, 2.9m). Procyon is the eighth brightest star in the night sky. Procyon means “before the dog” in Greek, as it rises before the Dog Star, Sirius, of Canis Major.

Notable deep sky objects

Being such a small constellation, Canis Minor has no deep sky object brighter than 10 Mag.


Canis Minor is the smaller of the two hunting dogs of Orion. See also the constellations of Orion and Canis Major.


Abbreviation: CMi
Genitive: Canis Minoris
Meaning in English: the Smaller Dog
Right ascension: 8 h
Declination: 5
Visible: to latitude Between 85 and -75
On meridian: 9 p.m., March 1
Area – Total Ranked: 71st 182 sq. deg.
Number of stars with apparent magnitude < 3: 2
Brightest star – Apparent magnitude: Procyon (α Canis Minoris) 0.38


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