Origin from 1756
Circinus is one of the 88 modern constellations recognized by the International Astronomical Union. Its genitive form is Circini, its standard abbreviation is Cir, it is traditionally shown as Compass. The constellation covers about 93 square degrees of sky, ranking 85th in size among the 88. Its brightest star is α Cir (Xami) at apparent magnitude 3.19. It borders Centaurus, Musca, Apus, Triangulum Australe, Norma and Lupus. In this atlas the entity is the shared sky reference for astronomical objects catalogued by constellation, so every star, nebula or galaxy located within Circinus resolves to one identity.
Facts
Origins
Origin Period Sources
1. Circinus (Wikipedia)
Wikipedia, Circinus, lead section and infobox
Circinus is a small, faint constellation in the southern sky, first defined in 1756 by the French astronomer Nicolas-Louis de Lacaille.
Lead section: origin year
Circinus is a small, faint constellation in the southern sky, first defined in 1756 by the French astronomer Nicolas-Louis de Lacaille.
View the Source2. Wikipedia
Wikimedia Foundation- IAU Status: IAU Recognized
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