By IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg) [CC-BY-3.0], via Wikimedia Commons
"The Carpenter's Square"
By IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg) [CC-BY-3.0], via Wikimedia Commons
Abbreviation: Nor
Genitive: Normae
Constellation family: Lacaille
Nearest constellations: Ara, Circinus, Lupus,
Scorpius, Triangulum Australe
Right ascension: 16.05h
Declination: -52.01°
Visible between latitudes: +30° and -90°
Square degrees: 165
Luminary: Gamma2 Normae
Notable deep sky objects: Menzel 3 (the Ant Nebula), Shapley 1 (the Fine Ring Nebula), NGC 6087
Norma is a small constellation in the Southern Hemisphere that is best seen in July. It was created by Nicolas Louis de Lacaille around 1750 and originally named Norma et Regula or "The Level and the Square."
There is no mythology associated with this constellation.
ESO 137-001 (spiral galaxy):
By NASA and ESA, acknowledgements: Ming Sun (UAH) and Serge Meunier [CC-BY-3.0], via Wikimedia Commons
Menzel 3 (the Ant Nebula):
By NASA, ESA & the Hubble Heritage Team (STScI/AURA), acknowledgements: R. Sahai (Jet Propulsion Lab), B. Balick (University of Washington) [Public domain], via Wikimedia Commons
Shapley 1 (the Fine Ring Nebula):