The spacecraft "Soyuz TMA-M" with the Russians Alexander Kaleri, Oleg Skripochka and American Scott Kelly successfully undocked from the International Space Station. The operation to undocking was held March 16, 2011. in 7 hours and 27 minutes 08 seconds Moscow time (04:27:08 GMT) in manual mode to RBC in the Mission Control Center.
Undock held personally commander Alexander Kaleri. Normally this is done automatically, but this time in front of an experienced engineer A. Kaleri was tasked to test a new system of governance.
In accordance with the program of flight tests of the new series A. Kaleri ship with the inclusion of two docking and orientation engines took the "Soyuz TMA-M", a distance of about 50 meters from the station and conducted tests to verify the control system. According to the calculations of ballistic Service MCC ship to land at 10:54 MSK (07:54 GMT) on the territory of Kazakhstan, 86 km north of the city ARCALEN.
"Soyuz TMA-M" — the first ship of the new series, equipped with a digital control systems, is based on the "Soyuz TMA". Its developer is the Rocket and Space Corporation "Energia". Major improvements ship — reducing weight by 70 kg, the use of the control system and the movement of the central navigation computer with a capacity of 8 million instructions per second.