The calculated distance (air line) between Sharkovshchina and Navapolatsk is approximately 46 miles respectively 73 kilometers.
By car or train, the actual journey to Navapolatsk is certainly longer, as only the direct route (as the crow flies) between Sharkovshchina and Navapolatsk has been calculated here.
Air line (approximately)
73 kilometers
40 nautical miles