Corona Borealis
Corona Borealis a Northern Hemisphere constellation otherwise known as the Northern Crown. It is one of the 48 Greek constellations originally described by the 2nd century astronomer Claudius Ptolemy (Wikipedia). Corona Borealis remains one of the 88 modern constellations defined by the International Astronomical Union (Wikipedia).
Corona Borealis (abbrev. = CrB; genitive = Coronae Borealis) covers 179 square degrees or 0.43% of the celestial sphere making it the 73rd largest constellation. It contains 37 stars brighter than apparent magnitude 6.5, the brightest star being Alphekka. See Corona Borealis for a photo this constellation from Bifrost Observatory.
For more information see the entries for Corona Borealis at Wikipedia and U. Wisconsin. For a chart of Corona Borealis, see CrB (IAU).