The calculated distance (air line) between Babruysk and Svyetlahorsk is approximately 41 miles respectively 66 kilometers.
By car or train, the actual journey to Svyetlahorsk is certainly longer, as only the direct route (as the crow flies) between Babruysk and Svyetlahorsk has been calculated here.
Air line (approximately)
66 kilometers
36 nautical miles