| Date | Change Type | Time Delta (hours) | Reason |
| Jan 30, 2018 | INSTRUMENT_PROBLEM | +0.5 | as per January 29, 2018 email from Pierre Ferruit |
| Jan 30, 2018 | OBSERVER_REQUESTED | +0.5 | as per January 29, 2018 email from Pierre Ferruit |
| Feb 08, 2018 | ADMINISTRATION | +2.9 | 2.9 hours were given to this program by Ferruit. |
| Dec 19, 2020 | OVERHEAD_CHANGE | +0.7 | APT 2020.5 |
| Aug 20, 2022 | OVERHEAD_CHANGE | +0.1 | APT 2022.5.1 |
| Sep 15, 2022 | OVERHEAD_CHANGE | -0.4 | APT 2022.5.3 |
| Nov 18, 2022 | OVERHEAD_CHANGE | +0.2 | APT 2022.7.1 |
| Aug 27, 2023 | OVERHEAD_CHANGE | -0.1 | APT 2023.5.1 |
| Feb 25, 2024 | OVERHEAD_CHANGE | +0.2 | APT 2024.1 |
| Jun 08, 2024 | OVERHEAD_CHANGE | -1.3 | APT 2024.3.2 |
