The calculated distance (air line) between Tash-Kumyr and Kara Suu is approximately 56 miles respectively 90 kilometers.
By car or train, the actual journey to Kara Suu is certainly longer, as only the direct route (as the crow flies) between Tash-Kumyr and Kara Suu has been calculated here.
Air line (approximately)
90 kilometers
48 nautical miles