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Online Coordination

HSCA UPDATE on OCS Activation Rules

HSCA would like to announce that, effective 16/01/2017 O.C.S. is activated for all Coordinated (IATA Level 3) Greek Airports for Slot requests/changes/deletions of Ad Hoc flights up to four (4) days ahead

for every day of the week from 00:01 UTC to 23:59 UTC.