The calculated distance (air line) between Pemagatshel and Trashi Yangtse is approximately 40 miles respectively 64 kilometers.
By car or train, the actual journey to Trashi Yangtse is certainly longer, as only the direct route (as the crow flies) between Pemagatshel and Trashi Yangtse has been calculated here.
Air line (approximately)
64 kilometers
35 nautical miles