The calculated distance (air line) between Pervomayskoye and Yany Kapu is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Yany Kapu is certainly longer, as only the direct route (as the crow flies) between Pervomayskoye and Yany Kapu has been calculated here.
Air line (approximately)
27 kilometers
15 nautical miles