The calculated distance (air line) between Bochum-Hordel and Geertruidenberg is approximately 100 miles respectively 162 kilometers.
By car or train, the actual journey to Geertruidenberg is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Geertruidenberg has been calculated here.
Air line (approximately)
162 kilometers
87 nautical miles