| 조종사 | • Experience/Recency• Physical condition• Documentation: manual, chart |
| 비행기 | • Fuel reserves• Experience in type• Aircraft performance• Aircraft equipment |
| 환경 | • Airport conditions• Weather• Terrain: high gorund, slope• Weather for VFR/IFR |
| 외부 요인 | • Trip planing• Deversion or cancellation• Alternate plans• Personal equiment |