Roy Anthony Tucker (December 11, 1951 â March 5, 2021) was an American astronomer best known for the co-discovery of near-Earth asteroid 99942 Apophis (formerly known as ) along with David J. Tholen and Fabrizio Bernardi of the University of Hawaiûi. He was a prolific discoverer of minor planets, credited by the Minor Planet Center with the discovery of 702 numbered minor planets between 1996 and 2010. He also discovered two comets: 328P/LONEOSâÂÂTucker and C/2004 Q1, a Jupiter-family and near-parabolic comet, respectively.
Tucker was born in Jackson, Mississippi and raised in Memphis, Tennessee. In 1966, he became a member of Memphis Astronomical Society and received a master's degree in Scientific Instrumentation from the University of California, Santa Barbara. He worked as a senior engineer in the Imaging Technology Laboratory of the University of Arizona and as an instrumentalist at Kitt Peak National Observatory. He observed and discovered minor planets at his private Goodricke-Pigott Observatory in southern Arizona.
Tucker died on March 5, 2021, due to pancreatic cancer.
In 2002, he was one of five researchers awarded a "Gene Shoemaker Near Earth Object Grant", by the Planetary Society.
The main-belt asteroid 10914 Tucker, discovered by Paul Comba in 1997, was named in his honor.