| Date | Change Type | Time Delta (hours) | Reason |
| Nov 30, 2017 | OBSERVER_REQUESTED | -0.4 | GTO requested the allocation be changed. |
| Jan 24, 2018 | OBSERVER_REQUESTED | +0.7 | This was requested by Stefanie Milam. |
| Jan 30, 2018 | OBSERVER_REQUESTED | -0.1 | PI requested this. |
| Jan 30, 2018 | OBSERVER_REQUESTED | +0.1 | requested by observer. |
| Mar 31, 2020 | OBSERVER_REQUESTED | -1.3 | The GTOs rearranged their alloctions. |
| Apr 16, 2020 | OBSERVER_REQUESTED | -1.2 | GTO adjusted allocations. |
| Dec 19, 2020 | OVERHEAD_CHANGE | +0.7 | APT 2020.5 |
| Jul 01, 2021 | OVERHEAD_CHANGE | +0.2 | APT 2021.2 |
| Aug 25, 2021 | OBSERVER_REQUESTED | +3.7 | This is a GTO program. More hours were added to this program from Heidi Hammel's GTO pool. |
| Sep 15, 2022 | OVERHEAD_CHANGE | -0.2 | APT 2022.5.3 |
| Nov 18, 2022 | OVERHEAD_CHANGE | +0.3 | APT 2022.7.1 |
| Feb 24, 2023 | OVERHEAD_CHANGE | +0.1 | APT 2023.1.1 |
