The calculated distance (air line) between Kobelyaky and Velyka Bahachka is approximately 50 miles respectively 80 kilometers.
By car or train, the actual journey to Velyka Bahachka is certainly longer, as only the direct route (as the crow flies) between Kobelyaky and Velyka Bahachka has been calculated here.
Air line (approximately)
80 kilometers
43 nautical miles