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