(370307) 2002 RH52 6 marzo, 2019 aaznar APT- Asteroid Photometric Survey Database, Asteroid Photometric Survey, Near-Earth Asteroids Lightcurves Number: 370307 Designation: 2002 RH52 Name: Heracles First Date: 2016/08/26 Points: 98 P1: 4.2099 h. P1 error: 0.038 h. Max. Ampl.: 0.55 mag.