The calculated distance (air line) between Ivanovo and Davyd-Haradok is approximately 72 miles respectively 115 kilometers.
By car or train, the actual journey to Davyd-Haradok is certainly longer, as only the direct route (as the crow flies) between Ivanovo and Davyd-Haradok has been calculated here.
Air line (approximately)
115 kilometers
62 nautical miles