1950 HJ. Discovered 1950 Apr. 21 at the La Plata Observatory at La Plata.
Named in honor of the Asociación Argentina Amigos de la Astronomia, an amateur astronomical association in Argentina, founded 1929 January 4. The A.A.A.A. was the first contact with astronomy for a large number of professional astronomers at the La Plata Observatory. (M 22503)