The calculated distance (air line) between Rombergpark-Lücklemberg and Wuppertal is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to Wuppertal is certainly longer, as only the direct route (as the crow flies) between Rombergpark-Lücklemberg and Wuppertal has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles