Table 2 Differences in the flight path length, flight time, and fuel consumption for JFK-NRT
Scenario | 1 (reference) | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|
Flight path length (km) | 11,334.6 | 11,334.6 | 12,798.2 | 11,334.6 | 12,911.6 |
Increase (km) | – | 0.0 | 1463.6 | 0.0 | 1577.0 |
Increase (%) | – | 0.0 | 12.9 | 0.0 | 13.9 |
Flight time (s) | 49,380 | 46,813 | 59,357 | 45,474 | 57,655 |
Increase (s) | – | −2567 | 9977 | −3906 | 8275 |
Increase (%) | – | −5.2 | 20.2 | −7.9 | 16.8 |
Fuel consumption (kg) | 118,230 | 157,540 | 149,770 | 187,180 | 166,650 |
Increase (kg) | – | 39,310 | 31,540 | 68,950 | 48,420 |
Increase (%) | – | 33.2 | 26.7 | 58.3 | 41.0 |
Fuel cost increase (million JPY) | – | 2.85 | 2.29 | 5.01 | 3.52 |
Threshold in EDR (\(\upmu {\text{Sv}}\,{\text{h}}^{-1}\)) | – | 30 | 30 | 10 | 10 |
Constraints | – | FL < 200 | FL < 300, Lat. < 44°N | FL < 140 | FL < 250, Lat. < 42°N |