On January 12, 2015 at 13:56 UTC the private U.S. unmanned supply spacecraft, the Dragon (CRS-5 flight), was successfully docked to the International Space Station. The linkup operation was carried out by American astronauts Barry Wilmore with the help of the giant 17-meter Canadarm. The capture with Canadarm-2 occurred at 10:54 UTC. The Dragon spacecraft was maneuvered into position and attached to a berthing port on the space station's Harmony module. The unmanned spacecraft delivered about 2.6 tons of supplies for the space station crew and for experiments being conducted aboard the ISS.