The calculated distance (air line) between Marolambo and Tsiroanomandidy is approximately 161 miles respectively 260 kilometers.
By car or train, the actual journey to Tsiroanomandidy is certainly longer, as only the direct route (as the crow flies) between Marolambo and Tsiroanomandidy has been calculated here.
Air line (approximately)
260 kilometers
140 nautical miles