The calculated distance (air line) between Bochum-Hordel and Grivegnée is approximately 91 miles respectively 147 kilometers.
By car or train, the actual journey to Grivegnée is certainly longer, as only the direct route (as the crow flies) between Bochum-Hordel and Grivegnée has been calculated here.
Air line (approximately)
147 kilometers
79 nautical miles