ISS020-E-019059 (11 July 2009) --- NASA astronaut Michael Barratt, Expedition 20 flight engineer, writes notes while performing a check of the Synchronized Position Hold, Engage, Reorient, Experimental Satellites (SPHERES) Beacon / Beacon Tester in the Destiny laboratory of the International Space Station.
Photographer Koichi Wakata
Date July 11, 2009