16515 Usmanʹgrad
Discovered 1990 Nov. 15 by L. I. Chernykh at the Crimean Astrophysical Observatory.
Usmanʹ is an old town in Russia, founded in 1645, and birth place of a number of notable people: famous physicist and Nobel Prize winner, N. G. Basov (1922—2001); the ethnographer, B. P. Knyazhinskij (1892—1975); and astronomer and discoverer of minor planets, N. S. Chernykh (1931—2004).