The calculated distance (air line) between Jember and Gongdanglegi Kulon is approximately 73 miles respectively 117 kilometers.
By car or train, the actual journey to Gongdanglegi Kulon is certainly longer, as only the direct route (as the crow flies) between Jember and Gongdanglegi Kulon has been calculated here.
Air line (approximately)
117 kilometers
63 nautical miles