Named in honor of Nicholas A. Renzetti (1914– ) on the occasion of his retirement from the Jet Propulsion Laboratory after 37 years of contributions to NASA’s Deep Space Network. As manager of the DSN’s Science Office, Renzetti revitalized the Goldstone {see planet  (4433)} Solar System Radar, which has been used for investigations of 34 minor planets. He also successfully advanced the use of DSN antennas for geodynamics research, radio interferometry, microwave spectroscopy and SETI. (M 30477) _ _.