The calculated distance (air line) between Rogovskaya and Rostov-na-Donu is approximately 114 miles respectively 183 kilometers.
By car or train, the actual journey to Rostov-na-Donu is certainly longer, as only the direct route (as the crow flies) between Rogovskaya and Rostov-na-Donu has been calculated here.
Air line (approximately)
183 kilometers
99 nautical miles