Chronology/SATCOM Handshakes

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Chronology: SATCOM Handshakes

This article presents extracts from the Safety Investigation Report MH370/01/2018 which have been selected because the content is a chronology of events related to Malaysia Airlines flight MH370.

Each event in this chronology has been linked to a Timeline Event in the main Timeline articles on this site. This provides a cross-link or check on the well known events.


Table 1.9B - SATCOM ‘Handshakes’

Note: The published version of Table 1.9B (shown on the left) includes approximate times (both UTC and MYT) only. So that the time of each event can be linked to related events in the Timeline, a second version of the Table has been created (shown on the right), with exact times sourced from other references in the Safety Investigation Report MH370/01/2018 .

Table 1.9B - SATCOM ‘Handshakes’

(Original Version)

SATCOM TRANSMISSIONS TIME
UTC MYT*
1. Aircraft departed KLIA 1642 0042
2. Last ACARS transmission 1707 0107
3. 1st handshake - log-on initiated by the aircraft 1825 0225
4. Unanswered ground-to-air telephone call 1839 0239
5. 2nd handshake initiated by ground station 1941 0341
6. 3rd handshake initiated by ground station 2041 0441
7. 4th handshake initiated by ground station 2141 0541
8. 5th handshake initiated by ground station 2241 0641
9. Unanswered ground-to-air telephone call 2313 0713
10. 6th handshake initiated by ground station 0011* 0811
11. 7th handshake - log-on initiated by the aircraft 0019* 0819
12. Aircraft did not respond to ‘handshake’ from Satellite Earth Ground Station 0115* 0915
*08 March 2014

Table 1.9B - SATCOM ‘Handshakes’

Table 1.9B - SATCOM ‘Handshakes’

Updated Version

SATCOM TRANSMISSIONS TIME
UTC MYT*
1. Aircraft departed KLIA 1642:04 0042:04
2. Last ACARS transmission 1707:48 0107:48
3. 1st handshake - log-on initiated by the aircraft 1825:27 0225:27
4. Unanswered ground-to-air telephone call 1839:52 0239:52
5. 2nd handshake initiated by ground station 1941:00 0341:00
6. 3rd handshake initiated by ground station 2041:02 0441:02
7. 4th handshake initiated by ground station 2141:24 0541:24
8. 5th handshake initiated by ground station 2241:19 0641:19
9. Unanswered ground-to-air telephone call 2313:58 0713:58
10. 6th handshake initiated by ground station 0010:58* 0810:58
11. 7th handshake - log-on initiated by the aircraft 0019:29* 0819:29
12. Aircraft did not respond to ‘handshake’ from Satellite Earth Ground Station 0115:56* 0915:56
*08 March 2014

Table 1.9B - SATCOM ‘Handshakes’


Source: Malaysian ICAO Annex 13 Safety Investigation Team for MH370, 02 July 2018, Safety Investigation Report MH370/01/2018