The calculated distance (air line) between Man’gyŏngdae-ri and Chaeryŏng-ni is approximately 29 miles respectively 47 kilometers.
By car or train, the actual journey to Chaeryŏng-ni is certainly longer, as only the direct route (as the crow flies) between Man’gyŏngdae-ri and Chaeryŏng-ni has been calculated here.
Air line (approximately)
47 kilometers
25 nautical miles