| Date | Change Type | Time Delta (hours) | Reason |
| Jun 11, 2020 | OVERHEAD_CHANGE | +0.4 | APT 2020.3 |
| Sep 09, 2020 | OVERHEAD_CHANGE | +0.1 | APT 2020.4 |
| Dec 19, 2020 | OVERHEAD_CHANGE | +4.4 | APT 2020.5 |
| Jul 01, 2021 | OVERHEAD_CHANGE | +3.3 | APT 2021.2 |
| Jul 09, 2021 | OVERHEAD_CHANGE | -0.1 | PRD update to PRD-039. |
| Feb 04, 2022 | OVERHEAD_CHANGE | +0.3 | PRDOPSSOC-040-001 |
| Feb 12, 2022 | OVERHEAD_CHANGE | +0.4 | APT 2022.1 |
| May 17, 2022 | OVERHEAD_CHANGE | -0.4 | APT 2022.3 |
| Aug 04, 2022 | OVERHEAD_CHANGE | -0.5 | APT 2022.3.3 |
| Aug 20, 2022 | OVERHEAD_CHANGE | +0.2 | APT 2022.5.1 |
| Sep 02, 2022 | FAILURE_REPEAT | +2.1 | Replacement of lost time in FAILED/SKIPPED observations. See approved WOPR 88525 (obs 73), WOPR 88526 (obs 74), WOPR 88527 (Obs 33), WOPR 88528 (obs 32), and WOPR 88533 (obs 50) for more details. |
| Sep 08, 2022 | OVERHEAD_CHANGE | +0.2 | OSS 8.4.13 |
| Sep 15, 2022 | OVERHEAD_CHANGE | -0.1 | APT 2022.5.3 |
| Nov 18, 2022 | OVERHEAD_CHANGE | +3.0 | APT 2022.7.1 |
| Feb 24, 2023 | OVERHEAD_CHANGE | -0.3 | APT 2023.1.1 |
| Mar 03, 2023 | OVERHEAD_CHANGE | +1.2 | overheads change when reprocessing with OSS 8.5 for WOPR redo of STS |
| Apr 17, 2023 | STSCI_RECOMMENDATION | +0.6 | Increase time allocation due to the change to the direction of the GW rotation to obs 18, 21, 28, 46, 49 and 53 as instructed by schedulers. |
| May 09, 2023 | STSCI_RECOMMENDATION | +2.6 | Increased allocation due to background and TA changes recommended by IS. |
| Jun 15, 2023 | SKIPPED_REPEAT | +5.9 | Replacement of lost time in SKIPPED observations. See approved WOPR 88805. |
| Jul 14, 2023 | OVERHEAD_CHANGE | +0.6 | PRDOPSSOC-062 |
| Dec 03, 2023 | OVERHEAD_CHANGE | +0.1 | APT 2023.7.1 |
