Astronaut David Saint-Jacques performs the Time Perception in Microgravity investigation

iss058e013795 (2/15/2019) --- Canadian Space Agency astronaut David Saint-Jacques is shown onboard the International Space Station performing the Time Perception in Microgravity investigation. The goal of the Time Perception in Microgravity experiment is to investigate the perception of time to crew members aboard the station. Crew members are asked to evaluate or reproduce the display duration of a blue square presented in the center of the head-mounted display. The results are compared with pre- and postflight baselines.