52748 1998 JJ1 is an inner main belt asteroid with an estimated diameter of 10 km. It was discovered on May 1, 1998 by NEAT at Haleakala. The semi-major axis is 1.93 AU, the eccentricity is 0.093 and the inclination is 19.89 degrees.
This asteroid was observed on 2 nights during November and December, 2015. A period of 4.3260 hours was derived, with a large amplitude.