Time Allocation Change History for 9453
| Date | Change Type | Time Delta (hours) | Reason |
|---|---|---|---|
| May 23, 2026 | OVERHEAD_CHANGE | 0.1 | APT 2026.3.1 |
| Feb 23, 2026 | ADMINISTRATION | 0.5 | Increase by 0.5 hours |
| Dec 16, 2025 | OBSERVER_REQUESTED | 2.4 | Approved by TTRB |
| Nov 22, 2025 | OVERHEAD_CHANGE | 0.1 | APT 2025.7.1 |