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