The calculated distance (air line) between Ar Raqqah and Al Ḩasakah is approximately 104 miles respectively 168 kilometers.
By car or train, the actual journey to Al Ḩasakah is certainly longer, as only the direct route (as the crow flies) between Ar Raqqah and Al Ḩasakah has been calculated here.
Air line (approximately)
168 kilometers
90 nautical miles