The calculated distance (air line) between Kolomenskoye and Ryazanskiy is approximately 6 miles respectively 9 kilometers.
By car or train, the actual journey to Ryazanskiy is certainly longer, as only the direct route (as the crow flies) between Kolomenskoye and Ryazanskiy has been calculated here.
Air line (approximately)
9 kilometers
5 nautical miles