The calculated distance (air line) between Smyshlyayevka and Krotovka is approximately 32 miles respectively 52 kilometers.
By car or train, the actual journey to Krotovka is certainly longer, as only the direct route (as the crow flies) between Smyshlyayevka and Krotovka has been calculated here.
Air line (approximately)
52 kilometers
28 nautical miles