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Norma

Carpenter's Square
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Norma is a small dim constellation lying south of Lupus and Scorpio. The constellation was invented by LaCaille and represents a carpenter’s square. Norma, best seen during the summer months, lies on the Milky Way. The constellation has no mythology associated with it and has no named stars. The brightest star in the constellation is 4th magnitude. This and nearby Triangulum Astrale and Circinus as well as other constellation described by LaCaille represent scientific instruments commonly seen during his long sea voyage.