1949 PL. Discovered 1949 Aug. 2 by K. Reinmuth at Heidelberg.
Named in honor of Jean Chapront and Michelle Chapront-Touzé, astronomers at the Bureau des Longitudes. They have constructed a high-precision analytical theory for the orbital motion of the moon, called ‘ELP 2000–82’. (M 22500)
Name proposed and citation prepared by J. Meeus, endorsed by G. Klare and L. D. Schmadel.