What is Extended Twin Operations?
In this glossary, Extended Twin Operations refers to: Operation of twin-engine aircraft on routes where a diversion airport may be more than 60 minutes away at one-engine inoperative cruise speed, subject to special performance and dispatch requirements (ETOPS).
How is Extended Twin Operations used in aviation?
In aviation communication, this term appears in contexts such as: "Center, ABN123 confirms Extended Twin Operations segment entry at DOGGO, fuel check complete, requesting position report for the Pacific crossing."
Why does Extended Twin Operations matter in aviation?
Extended Twin Operations matters because it supports clear communication in Long Haul contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.
Who uses Extended Twin Operations?
Extended Twin Operations is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.
What category does Extended Twin Operations belong to?
In this glossary, Extended Twin Operations is grouped under Long Haul. Related pages in this category explain adjacent procedures, commands and operational concepts.
Where does this definition come from?
This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.
