Interaction

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Link Semantic Value
Term interaction
Status


Mandatory for


Contexts


Categories


Synonyms


Related entries


Broader term

complexity

Narrower term

horizontal interaction, vertical interaction, speed interaction

Abbreviation

Definition

"...concept of an “interaction” which is defined as the simultaneous presence of two aircraft in a cell of 20x20 nautical miles and 3,000 feet in height."

Definition Source

EUROCONTROL (2006) Complexity Metrics for ANSP, Benchmarking Analysis, Prepared by the ACE Working Group on Complexity, Report commissioned by the Performance Review Commission

Note

Interactions express the fact that it is the presence of several aircraft in the same area at the same time that generates complexity, particularly if those aircraft are in different flight phases, have different headings and/or different performances.