The plane with 228 people on board disappeared from redar's screen radar screens after in countering interbulance encountering turbulence and reporting electrical problems.
A recorder for recording temperature in a small biocabin on board the recoverable satellite and the speed of a centrifuge incorporated in the cabin was developed.
The successful ditching of the stricken aircraft in the Hudson River, without a single loss of life among the 155 people on board, was an extraordinary feat of airmanship.