Table 2.
EV: extravehicular, EVA: extravehicular activity, GPS: global positioning system, H: high, IV: intravehicular, L: low, MSC: mission support center, OWLT: one-way light time, pXRF: portable X-ray fluorescence, SA: situational awareness. Green = capability functioned reliably and consistently throughout the EVA; yellow = some instabilities occurred throughout the EVA; red = the capability did not function reliably or consistently during the EVA; gray = the capability was not exercised during the EVA.