Originally Posted by
Denti
How exactly would you do that without the FDR? One can only make some assumptions, but don't know for sure which mode was used.
For those pilots who are unaware how much their aircraft tells ATC it may be interesting to read this document. This is how the investigators were certain that it was CFIT and not an emergency issue.
http://www.eurocontrol.int/sites/def...art12-v2.2.pdf
It is a little technical but search on MCP or Vertical and you will see what is in the ADS-B standard as implemented by EUROCONTROL.