Calculated Take-Off Time
|Term||Calculated Take-Off Time|
Actual Take-Off Time (ATOT)
Estimated Take-Off Time (ETOT)
Target Take-Off Time (TTOT)
1.A time calculated and issued by the Central Flow Management unit, as a result of tactical slot allocation, at which a flight is expected to become airborne.
2.An Air Traffic Flow & Capacity Management (ATFCM) departure slot, forming part of an Air Traffic Control (ATC) clearance, which is issued to a flight affected by Network Management regulations. It is defined by a time and tolerance (-5 to +10 minutes) during which period the flight is expected to take-off.
1. EUROCONTROL/IATA/ACI, Airport CDM Implementation Manual, V.4, March 2012
2. NM Glossary (2014)
Reference: ICAO Doc 7030/4 – EUR, Table 7
Lexicon Release 2016.1