just 22 years and 16 days old. His success has spawned "Alonsomania" in Spain. || |-id=534 | 73534 Liviasavioli || || Livia Savioli (born 1986) is an Italian aerospace engineer. She performed research studies on space debris to preserve the orbital environment for future space missions. She is currently looking further in space, working on an exploration mission towards Mars. || |-id=539 | 73539 Carmenperrella || || Carmen Perrella (born 1970) is an Italian amateur astronomer devoted to astronomy public outreach and cometary photometry. She lives in the town of Benevento and in 2015 she founded the first astronomical amateur group in her town. Name proposed by A. Boattini and M. Tombelli. || |-id=551 | 73551 Dariocastellano || 2003 QV || Dario Castellano (born 1983) holds a Master's degree in Astrophysics and Space Science and a PhD with a thesis related to gravitational waves. He has also been devoted to astronomy public outreach in the town of Benevento, Italy. He is manly interested in comets, variable stars and exoplanets. || |} 73601–73700 |-id=610 | 73610 Klyuchevskaya || 1054 T-3 || Klyuchevskaja is an active 4750-m volcano on the Kamchatka Peninsula in the Russian Far East. || |-id=637 | 73637 Guneus || || Guneus, from Greek mythology. He was a warrior from Cyphus, and one of the Achaean leaders in the Trojan War. || |-id=638 | 73638 Likhanov || || Albert Anatolievich Likhanov (born 1935), a famous Russian writer, academician of the Russian Academy of Education, professor at several universities, and founder and head of Russia's largest children's charity fund, Russian Children Foundation. || |-id=640 | 73640 Biermann || 1977 RM || Ludwig Biermann (1907–1986), a German astrophysicist who was the first director of the Max Planck Institute for Astrophysics. He made pioneering studies on stellar convection and the solar chromosphere and corona. His 1951 study of the structural changes in the tail of comet C/1942 X1 provided the first evidence of the existence of the solar wind. || |-id=670 | 73670 Kurthopf || 1982 QP || Kurt Hopf (born 1952) is a head teacher of the primary school in Hof, Germany. With enthusiasm and expertise he directed the Hof Public Observatory from 1976 until 2003 and has published astronomical articles and educational material for children. The name was suggested by G. and D. Heinlein (Src). || |-id=686 | 73686 Nussdorf || || The village of Nussdorf (Nußdorf in Landau) situated