Flight MH370/2014-03-08/00-43-31 MYT
Template:FlightPhase
Event Summary
At 1643:31 UTC (0043:31 MYT), KL ACC Sector 3 Planner coordinated with Ho Chi Minh (Viet Nam) Area Control Centre (HCM ACC) on the Direct Speech Circuit (direct telephone line) relaying the estimated time of arrival (ETA) of MH370 for waypoint IGARI as 1722 UTC (0122 MYT) and the assigned Secondary Surveillance Radar (SSR) transponder code A2157.
Event Details
Safety Investigation Report MH370/01/2018 1.1.1
At 1643:31 UTC (0043:31 MYT), KL ACC Sector 3 Planner coordinated with Ho Chi Minh (Viet Nam) Area Control Centre (HCM ACC) on the Direct Speech Circuit (direct telephone line) relaying the estimated time of arrival (ETA) of MH370 for waypoint IGARI as 1722 UTC (0122 MYT) and the assigned Secondary Surveillance Radar (SSR) transponder code A2157.
Safety Investigation Report MH370/01/2018 Appendix 1.18G
Direct Line Telephone Conversation Between KL ATCC Sector 3 +5 Planner and HCM ATCC Time Source CONTENT 1643:30 UTC
[0043:30 MYT]HCM ATCC Hello. 1643:31 UTC
(0043:31 MYT)KL ATCC Okay Ho Chi Minh ah estimate Malaysian Three Seven Zero. 1643:36 UTC
[0043:36 MYT]HCM ATCC Go ahead. 1643:37 UTC
[0043:37 MYT]KL ATCC Okay estimate IGARI one seven two two request flight level three five zero and squawk two one five seven. 1643:46 UTC
[0043:46 MYT]HCM ATCC Two one five seven three five zero is approved one seven two two. 1643:50 UTC
[0043:50 MYT]KL ATCC Okay copied thank you.. End of Direct Line Telephone Conversation Between KL ATCC Sector 3 +5 Planner and HCM ATCC
Notes
Safety Investigation Report MH370/01/2018 2.2.1
Factual Information MH370/01/15 1.1.1
There was no record of transmission that a revision of ETA was passed by KL ATCC to HCM ATCC when MH370 was cleared direct to waypoint IGARI. However, based on the reconstruction of the flight profile conducted on the B777 simulator, the flight would be at waypoint IGARI one minute earlier than the original ETA of 1722 UTC (0122 MYT).