NGC 1835 (also ESO 56-SC58 and HD 269016) is a magnitude +10.6 open star cluster located in the constellation Dorado.
The cluster was 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 24th September 1826. The cluster was rediscovered by John Herschel in December 1834
Right Ascension 05h 05m 05.7s, Declination -69° 24' 15"