NGC 2117 (also ESO 86-SC33) is a magnitude +12.7 open star cluster located in the Large Magellanic Cloud in the constellation Dorado.
The cluster was likely first discovered by Scottish astronomer James Dunlop using a homemade 9-foot 22.86 cm (9 inch) f/12 speculum Newtonian reflector at Paramatta, New South Wales, Australia, on the 27th September 1826. The cluster was rediscovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflecting telescope at Feldhausen, Claremont, Cape Town on the 23rd November 1834 and lited as NGC 2117.
Right Ascension 05h 47m 46.0s, Declination -67° 27' 01"