NGC 1663 (also OCL 461) is a magnitude +14.5 open cluster located 2,283 light-years away in the constellation Orion.
The cluster was discovered by German-British astronomer William Herschel using a 47.5 cm (18.7 inch) reflecting telescope at Datchet, Berkshire, on the 10th February 1784.
Right Ascension 04h 49m 24.3s, Declination +13° 08' 25"
