The calculated distance (air line) between Al Mishkhāb and Imam Qasim is approximately 36 miles respectively 58 kilometers.
By car or train, the actual journey to Imam Qasim is certainly longer, as only the direct route (as the crow flies) between Al Mishkhāb and Imam Qasim has been calculated here.
Air line (approximately)
58 kilometers
31 nautical miles