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Five C’s

Mnemonics

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Lost Procedure

What to do when you are unsure of your position:

  • Climb — better radio and navaid reception, more glide range
  • Communicate — contact ATC or Flight Service
  • Confess — state the situation plainly
  • Comply — follow the instructions given
  • Conserve — manage fuel while the situation is resolved

Source FAA Pilot’s Handbook of Aeronautical Knowledge (FAA-H-8083-25) · checked 2026-08-25

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