The calculated distance (air line) between Remseck am Neckar and Nürnberg is approximately 91 miles respectively 146 kilometers.
By car or train, the actual journey to Nürnberg is certainly longer, as only the direct route (as the crow flies) between Remseck am Neckar and Nürnberg has been calculated here.
Air line (approximately)
146 kilometers
79 nautical miles