Spacewalkers Rick Mastracchio and Clay Anderson completed a six hour, 27 minute spacewalk at 7:58 a.m. EDT. The pair finished all the primary jobs they were assigned and a few “get ahead” tasks that were added to their timeline.
This was the first of three STS-131 spacewalks, the 234th conducted by U.S. astronauts, and the second for both Mastracchio and Anderson. It was the 141st in support of International Space Station assembly and maintenance, totaling 879 hours, 43 minutes. It was the 113th spacewalk out of the space station, totaling 692 hours, 28 minutes.
Mastracchio’s four spacewalks total 24 hours, 40 minutes and Anderson’s four spacewalks total 24 hours, 38 minutes.