AirAsia issued a correction to the nationality breakdown of passengers and crew on board. There was one person from the UK on board and the French person is part of the crew.
The nationalities of passengers are:
South Korea (three)
In an earlier statement, AirAsia Indonesia said it is "cooperating fully and assisting the investigation in every possible way.
"The aircraft was on the submitted flight plan route and was requesting deviation due to enroute weather before communication with the aircraft was lost while it was still under the control of the Indonesian Air Traffic Control (ATC).
"The aircraft had undergone its last scheduled maintenance on 16 November 2014."
AirAsia has established an Emergency Call Centre that is available for family or friends of those who may have been on board the aircraft. The number is: +622129850801.
AirAsia will release further information as soon as it becomes available. Updated information will also be posted on the AirAsia website, www.airasia.com
Airbus issued a statement on Dec 28:
Airbus regrets to confirm that an A320-200 operated by AirAsia Indonesia lost contact with air traffic control this morning, 28th December 2014. The aircraft was operating a scheduled service, Flight QZ 8501, from Surabaya to Singapore.
The aircraft involved is MSN (Manufacturer Serial Number) 3648, registered as PK-AXC and was delivered to AirAsia from the production line in October 2008. Powered by CFM 56-5B engines, the aircraft had accumulated approximately 23,000 flight hours in some 13,600 flights. At this time no further factual information is available.
In line with the ICAO Annex 13 international convention, Airbus will provide full assistance to the French safety investigation authority, BEA, and to the authorities in charge of the investigation.
The Airbus A320-200 is a twin-engine single-aisle aircraft seating up to 180 passengers in a single-class configuration. The first A320 entered service in March 1988. By the end of November 2014, over 6000 A320 Family aircraft were in service with over 300 operators. To date, the entire fleet has accumulated some 154 million flight hours in some 85 million flights.
Airbus will make further factual information available as soon as the details have been confirmed and cleared by the authorities. The thoughts of the Airbus management and staff are with all those affected by Flight QZ 8501.