Analysis of Malaysia Airlines Flight 370 satellite communications dynamics, such as possible and probable aircraft speeds, altitudes, and autopilot modes. Two statistical analyses were made and combined with calculations of Flight 370's maximum range to determine the most probable location of Flight 370 at the time of the 8:19 transmission, which is along the 8:19 BTO arc from approximately to . Malaysia Airlines Flight 370 departed Kuala Lumpur International Airport at 00:41 Malaysia Standard Time (MYT) on 8 March 2014 (16:41 UTC, 7 March), bound for Beijing Capital International Airport. At 1:19, Malaysian air traffic control (ATC) initiated a hand-off to Ho Chi Minh area ATC. The captain
Malaysia Airlines Flight 370 the vessel had searched over of the area using eight autonomous underwater vehicles (AUVs). The contract with the Malaysian government ended soon thereafter and the search was concluded without success on 9 June 2018. The Kuala Lumpur Aeronautical Rescue Coordination Centre (ARCC) was activated at 05:30 MYT—four hours after communication was lost with the aircraft—to co-ordinate search and rescue efforts. Search efforts began in the Gulf of Thailand and South China Sea. On the second day of the search, Malaysian officials said that radar recordings indicated Flight 370 may have turned around; the search zone was expanded to include part