Indonesia, one of the world's fastest-growing aviation markets, has a patchy safety record. With the now almost certain prospect of all on board having died, the crash is set to rank as its second-worst air disaster. Ground staff lost contact with flight JT610 of budget airline Lion Air 13 minutes after the Boeing 737 MAX 8 aircraft took off early on Monday from the airport in Jakarta, the capital, on its way to the tin-mining town of Pangkal Pinang.

Source: Indonesian divers, 'pinger locators', hunt for doomed plane's cockpit recorders