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Given a fuel flow of 200 l/h, if a pilot must land with 30 minutes’ reserve fuel on board, and there are 500 l on board at take-off, what figure must be put into the Endurance section marked /E in Item 19 Supplementary Information of the ATS flight plan?
  • A
    0200
  • B
    0500
  • C
    0300
  • D
    0230
ICAO Doc 4444
Appendix 2
ITEM 19: SUPPLEMENTARY INFORMATION

Endurance

After E/ INSERT a 4-figure group giving the fuel endurance in hours and minutes

Note: fuel endurance = ATC endurance = total flight time with all fuel on board:


Fuel Flow = 200 l/h
Fuel Onboard = 500 l

Endurance = Total Fuel Onboard / Fuel Flow = 500 l / 200l/h = 2 h 30 min
  • 0230 to be entered in the flight plan.

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