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Take-off and Landing Safety Factors calculator
Take-Off / Landing Safety Factor Calculator
Take-off Distance calculator
Landing Distance calculator
How Take-off and Landing Safety Factors are calculated
Safe Take-off and Landing distances are calculated based on the factors provided in the table below (from the UK CAA Safety Sense Leaflet 7 - Airplane Performance)
| PERFORMANCE FACTORS |
| Take-off | Landing |
| 10% weight increase | 1.2 | 1.1 |
| 1,000ft increase in elevation | 1.1 | 1.05 |
| 10ºC increase in temperature | 1.1 | 1.05 |
| Tailwind component 10% of lift-off speed | 1.2 | 1.2 |
| 2% Uphill Slope | 1.1 | 1 |
| 2% Downhill Slope | 1 | 1.1 |
| SAFETY FACTORS |
| Take-off | Landing |
| Dry Grass (up to 20cm) | 1.2 | 1.15 |
| Wet Grass (up to 20cm) | 1.3 | 1.35 |
| Wet Paved Surface | 1 | 1.15 |
| Soft Ground/Snow | 1.25 | 1.25 |
| FINAL UK CAA SAFETY FACTOR |
| Take-off | Landing |
| General Safety Factor | 1.33 | 1.43 |
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