The calculated distance (air line) between Bitterfeld-Wolfen and Nürnberg is approximately 160 miles respectively 257 kilometers.
By car or train, the actual journey to Nürnberg is certainly longer, as only the direct route (as the crow flies) between Bitterfeld-Wolfen and Nürnberg has been calculated here.
Air line (approximately)
257 kilometers
139 nautical miles