The Soyuz TMA-15 launches from the Baikonur Cosmodrome in Kazakhstan at 12:34 CEST on 27 May 2009 carrying Expedition 20 crewmembers ESA astronaut Frank De Winne, Russian cosmonaut Roman Romanenko and Canadian Space Agency astronaut Robert Thirsk to the International Space Station. They are scheduled to arrive at the ISS at 14:36 CEST on Friday 29 May 2009.