The calculated distance (air line) between Dnestrovsc and Rîbniţa is approximately 90 miles respectively 145 kilometers.
By car or train, the actual journey to Rîbniţa is certainly longer, as only the direct route (as the crow flies) between Dnestrovsc and Rîbniţa has been calculated here.
Air line (approximately)
145 kilometers
78 nautical miles