The calculated distance (air line) between Petrovskaya and Oktyabr’skiy is approximately 9 miles respectively 14 kilometers.
By car or train, the actual journey to Oktyabr’skiy is certainly longer, as only the direct route (as the crow flies) between Petrovskaya and Oktyabr’skiy has been calculated here.
Air line (approximately)
14 kilometers
7 nautical miles