The calculated distance (air line) between Bochum-Hordel and Bloemhof is approximately 118 miles respectively 190 kilometers.
By car or train, the actual journey to Bloemhof is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Bloemhof has been calculated here.
Air line (approximately)
190 kilometers
102 nautical miles