Omicron Canis Majoris
Appearance
The Bayer designation Omicron Canis Majoris (ο CMa / ο Canis Majoris) is shared by two stars, in the constellation Canis Major:
They are separated by 2.06° on the sky.
ο1 Canis Majoris was member of asterism 軍市 (Jūn Shì), Market for Soldiers, Well mansion.[1] ο2 Canis Majoris was not any member of asterism.