Slot Tolerance Window
From EUROCONTROL ATM Lexicon
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| Term | Slot Tolerance Window |
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Abbreviation
STW
Definition
Time window around the CTOT in which a flight should be taking off. By default 5 minutes before and 10 minutes after CTOT. This value can be updated in ETFMS.
Definition Source
EUROCONTROL, CFMU Glossary, Sept. 2011
Note
ETFMS uses a Slot Tolerance Window (STW) for regulated flights and a Departure Tolerance Window (DTW) for non regulated flights. These windows are used for the production of statistics and for the processing of DPI messages.
Note Source
EUROCONTROL (2011) CFMU, DPI Implementation Guide
