Table 3.

EXPOSE-R2 mission sequence durations overview.

Mission period	Duration
Inside ISS period launch to EVA-39	26 days
Dark evacuation period valve open to EVA-40	62 days
Valve open to valve closed	509 days
Outside space evacuation period	531 days
Outside data availability	468 days
Total vacuum period tray 3 (closure to PIRS)	532 days∗
Total vacuum period tray 1	672 days
Mars gas period tray 2 after second closing	722 days
Outside UV irradiation period EVA-40 to EVA-42	469 days
Outside mission period EVA-39 to EVA-42	534 days
Post-outside storage in ISS tray 3	28 days
Post-outside storage in ISS trays 1 + 2	136 days
Total mission duration tray 3 launch to landing	588 days
Total mission duration trays 1 + 2 launch to landing	696 days

^∗With uncontrolled pressurization in PIRS.