The Flight Day 11 (Monday, March 14) plan called for two OMS burns, OMS-3 of 37.9 ft/s (11.6 m/s) at MET 9/17:44 to lower the spacecraft's orbit to , and an OMS-4 of 31.8 ft/s (9.7 m/s) at MET 9/18:34 to lower the orbit even further to a orbit.