The calculated distance (air line) between Ryazan’ and Serebryanyye Prudy is approximately 40 miles respectively 64 kilometers.
By car or train, the actual journey to Serebryanyye Prudy is certainly longer, as only the direct route (as the crow flies) between Ryazan’ and Serebryanyye Prudy has been calculated here.
Air line (approximately)
64 kilometers
35 nautical miles