Practice question

Under what condition may the horizontal ATS surveillance (radar) separation minimum be reduced from 5.0 NM to 3.0 NM?

  1. In terminal control areas where radar performance and coverage permit and authorized by the appropriate ATS authority
  2. Anytime aircraft are operating in Class G airspace
  3. Only during night operations under VFR
  4. Whenever both aircraft are flying at identical groundspeeds

Answer: A — In terminal control areas where radar performance and coverage permit and authorized by the appropriate ATS authority

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