STS-132 MCC Status Report #19
Sat, 22 May 2010 23:00:00 -0500
Atlantis undocked from the International Space Station at 10:22 a.m. CDT Sunday, ending a seven-day stay that saw the addition of a new station module, replacement of batteries and resupply of the orbiting outpost.
http://www.nasa.gov/mission_pages/shutt ... 32-19.html