The calculated distance (air line) between Chystyakove and Chornukhyne is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to Chornukhyne is certainly longer, as only the direct route (as the crow flies) between Chystyakove and Chornukhyne has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles