DNEPR Issue 2, November 2001 2 This User's Guide contains technical data, the use of which is mandatory for: evaluation of spacecraft/Dnepr-1 launch vehicle The first demonstrational launch of the R-36M missile converted into space vehicle took place on April 21, 1999. The rocket carried UoSat-12, a small satellite,Description and specifications Dnepr | Catalog Rosoboronexport. The Dnepr lightweight launch vehicle (LV) is based on the RS-20 (NATO designation: SS-18 DNEPR. This Users Guide contains technical data, the use of which is mandatory for: evaluation of spacecraft/Dnepr-1 launch vehicle compatibility;