October 22, 2010. Baikonur launch site,
branch office of S.P. Korolev RSC Energia
Operations on the Soyuz TMA-20 prelaunch processing are continued as per the schedule.
The vehicle systems and compartments tests in the vacuum altitude chamber are completed in the assembly & testing facilities for spacecraft (ATF SC),
Baikonur launch site. No comments on the vehicle leakage.
RSC Energia specialists began preparatory operations for electrical checks of the vehicle onboard systems.
The start of these activities are planned to be performed on October 27, 2010.