Practice question

According to the current Bolivian PANS-ATM manual, what is an ATS Estimate (EST) message and when should it reach the receiving unit?

  1. A coordination message with flight and boundary-estimate data that should reach the receiving unit at least 20 minutes before the aircraft is estimated over the transfer point, unless a shorter period is prescribed.
  2. A post-flight summary sent to airline accounting.
  3. A weather forecast transmitted to the local news.
  4. A calculation of remaining passenger baggage capacity.

Answer: A — A coordination message with flight and boundary-estimate data that should reach the receiving unit at least 20 minutes before the aircraft is estimated over the transfer point, unless a shorter period is prescribed.

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