Flight MH370/Chronology/Phase 1: Difference between revisions

MH370 DECODED
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         <a class="ev-link" href="/Timeline/2014-03-08/20-50-19 MYT"><div class="ev a"><span class="t">20:50:19 MYT </span><br><span class="lb">Satcom Initiates Log-On</span><br><span class="dt">The Satellite Data Unit (SDU) on Malaysia Airlines Boeing 777 registered 9M-MRO initiated Log-On to Inmarsat POR I-3 satellite</span></div></a>
         <a class="ev-link" href="/Timeline/2014-03-08/20-50-19 MYT"><div class="ev ga"><span class="t">20:50:19 MYT </span><br><span class="lb">Satcom Initiates Log-On</span><br><span class="dt">The Satellite Data Unit (SDU) on Malaysia Airlines Boeing 777 registered 9M-MRO initiated Log-On to Inmarsat POR I-3 satellite</span></div></a>
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Revision as of 09:04, 30 June 2026

Timeline of events related to Malaysia Airlines Flight MH370 which occurred prior to Departure

From 12:44 MYT Friday, 7 March 2014 to 40:37 MYT Template:Day 001
(0444 UTC to 1640:37 UTC Friday, 7 March 2014)

Page Template:CSS/Swimlane.css has no content.

Malaysia Airlines MH370 — Pre-Flight Timeline

8 March 2014  ·  Kuala Lumpur → Beijing  ·  Boeing 777-200ER 9M-MRO

Ground / ATC
Aircraft / Crew
Radar observation
SATCOM / Inmarsat
Ground & ATC
Aircraft / Flight
Pre-Flight Friday 7 March 2014 (MYT)
7 Mar · 12:44 MYT
MH370 Flight Plan Filed
MAS Operations filed the Flight Plan for MH370
20:50:19 MYT
Satcom Initiates Log-On
The Satellite Data Unit (SDU) on Malaysia Airlines Boeing 777 registered 9M-MRO initiated Log-On to Inmarsat POR I-3 satellite
20:50:22 MYT
ACARS Connects to SITA
ACARS on aircraft 9M-MRO connected to service provider SITA via VHF Radio
22:50 MYT
Captain Zaharie Shah signed in
Captain Zaharie Ahmad Shah, Pilot-In-Command of MH370, signed in for duty.
23:03:36 MYT
MH370 Flight Plan Uploaded to 9M-MRO
The MH370 Flight Plan was uploaded to Malaysia Airlines Boeing 777 9M-MRO via ACARS as a Flight Planning System Interface Message.
23:15 MYT
Fariq Ab.Hamid signed in. MAS Releases Flight
The First officer, Fariq Ab.Hamid, signed in.
The MAS Operations Despatch Centre (ODC) released the flight at around 1515 UTC [2315 MYT].
23:54:31 MYT
MAS Contacts 9M-MRO via ACARS
Malaysia Airlines Operations Centre contacted MH370 by sending an ACARS message (over VHF) suggesting that VHF3 be switched (from data) to voice if the SATCOM system was operational (serviceable)
23:54:41 MYT
ACARS Established SATCOM
ACARS Downlink message from 9M-MRO confirms Satcom connected.
23:54:53 MYT
ACARS Message: VHF Datalink Lost
ACARS message sent via Satcom indicates VHF Datalink 'Lost' which confirms VHF radio (VHF3) had been switched from data to voice.
23:55:57 MYT
Satcom Initiates Log-On with Valid Flight ID
The SATCOM initiates a normal Log On Renewal as Class 1 (data only capable) via the POR I-3 satellite, using the LGA subsystem, this time with a valid Flight ID.
8 Mar · 02:21 MYT
Radar return lost
KL ACC secondary radar loses MH370 near IGARI. Ho Chi Minh reports no contact.
8 Mar · 02:21 MYT
Transponder & ADS-B cease
Mode S transponder (squawk 2157) and ADS-B stop transmitting. Aircraft vanishes from secondary radar.
SATCOM Handshakes — Inmarsat
8 Mar · 02:25 MYT
Ho Chi Minh reports no contact
Ho Chi Minh ACC unable to raise MH370. Notifies KL ACC. No alert declared yet.
8 Mar · 02:25 MYT
SATCOM log-on request
Aircraft SDU sends re-initialisation request to Inmarsat-3 F1 (IOR). Consistent with power interruption to the SDU or left AC bus.
8 Mar · 03:41 – 06:41 MYT
Hourly handshakes — Arcs 2–5
Inmarsat ground station records five hourly pings. BTO and BFO analysis places aircraft on successive arcs south of the equator.








Friday, 7 March 2014

Time:0444 UTC/EventTime Friday, 7 March 2014
Time:0444 UTC/Summary


Time:1250:19 UTC/EventTime Friday, 7 March 2014
Time:1250:19 UTC/Summary


Time:1250:22 UTC/EventTime Friday, 7 March 2014
Time:1250:22 UTC/Summary


Time:1450 UTC/EventTime Friday, 7 March 2014
Time:1450 UTC/Summary


Time:1503:36 UTC/EventTime Friday, 7 March 2014
Time:1503:36 UTC/Summary


Time:1515 UTC/EventTime Friday, 7 March 2014
Time:1515 UTC/Summary


Time:1554:31 UTC/EventTime Friday, 7 March 2014
Time:1554:31 UTC/Summary


Time:1554:41 UTC/EventTime Friday, 7 March 2014
Time:1554:41 UTC/Summary


Time:1554:53 UTC/EventTime Friday, 7 March 2014
Time:1554:53 UTC/Summary


Time:1555:57 UTC/EventTime Friday, 7 March 2014
Time:1555:57 UTC/Summary


Time:1556:08 UTC/EventTime Friday, 7 March 2014
Time:1556:08 UTC/Summary


Time:1557:49 UTC/EventTime Friday, 7 March 2014
Time:1557:49 UTC/Summary


Time:1557:57 UTC/EventTime Friday, 7 March 2014
Time:1557:57 UTC/Summary


Time:1559:57 UTC/EventTime Friday, 7 March 2014
Time:1559:57 UTC/Summary


Template:Day 001

Time:0000:13 MYT/EventTime Template:Day 001
Time:0000:13 MYT/Summary


Time:0006:15 MYT/EventTime
Time:0006:15 MYT/Summary


Time:0006:32 MYT/EventTime
Time:0006:32 MYT/Summary


Time:0009:28 MYT/EventTime
Time:0009:28 MYT/Summary


Time:0010:54 MYT/EventTime
Time:0010:54 MYT/Summary


Time:0025:52 MYT/EventTime
Time:0025:52 MYT/Summary


Time:0027:31 MYT/EventTime
Time:0027:31 MYT/Summary


Time:0027:57 MYT/EventTime
Time:0027:57 MYT/Summary


Time:0029:33 MYT/EventTime
Time:0029:33 MYT/Summary


Time:0032:18 MYT/EventTime
Time:0032:18 MYT/Summary


Time:0035 MYT/EventTime
Time:0035 MYT/Summary


Time:0040:37 MYT/EventTime
Time:0040:37 MYT/Summary


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Disclaimer

This Timeline has been created by deconstructing official documents and linking these extracts in a way which simulates a chronological sequence and facilitates access to further detail and explanatory notes for time-related events in the narrative of Malaysia Airlines flight MH370.

Malaysian Time (MYT) is Coordinated Universal Time (UTC) + 8 hours

Coordinated Universal Time

Boeing 777-200 Extended Range

Aircraft Registration Number for the Boeing 777 used for Flight MH370. More Info

Air Traffic Control

Satellite Communications

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