NGC 7084 (also OCL 57) is a magnitude +9.2 group of stars located in the constellation Pegasus.
The asterism was discovered by British astronomer John Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflecting telescope at Windsor Road in Slough, Berkshire on the 11th October 1825.
Right Ascension 21h 32m 33.0s, Declination +17° 30' 30"