Practice question

What SAR Emergency Phase is declared by an ATS unit when apprehension exists regarding the safety of an aircraft following unsuccessful communications and preliminary enquiries?

  1. INCERFA (Uncertainty Phase)
  2. ALERFA (Alert Phase)
  3. DETRESFA (Distress Phase)
  4. Overdue Phase, declared automatically 30 minutes after the aircraft's estimated time of arrival

Answer: B — ALERFA (Alert Phase)

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