The calculated distance (air line) between Belyy Yar and Novokuznetsk is approximately 175 miles respectively 282 kilometers.
By car or train, the actual journey to Novokuznetsk is certainly longer, as only the direct route (as the crow flies) between Belyy Yar and Novokuznetsk has been calculated here.
Air line (approximately)
282 kilometers
152 nautical miles