"High points" of FDR from NTSB press conference.
Note NTSB said they need to validate some data, such as aircraft speed.
From cockpit voice recorder.
2 hours of voice recording.
Aircraft configured for approach, flaps 30, gear down and target speed called for 137 knots.
A call to increase speed 7 seconds before impact
Sound of stick shaker heard 4 seconds prior to impact
"Go around" called 1.5 seconds before impact
No discussion of aircraft anomalies by crew
From Flight data recorder
24 hours of recorded data, 1400 parameters captured entire flight
Throttles set at idle and airspeed slowed below target airspeed to "significantly below 137 knots we are not talking a few knots"
Throttles advanced a few seconds before impact and engines appear to respond normally.
Other
Tower controller didn't see anything wrong with approach until it hit the wall.
No reports of adverse weather.
PAPI lights were operational but damaged in crash so NOTAMed post crash.
1100 777s delivered.
169 with Pratt and Whitney
700 GE
223 with RR
Runway was 11380 in length.
Localiser was in operation
Glideslope was out of service and NOTAMed as such.
9 fire and rescue vehicles
NTSB looking at crew, cockpit and instrument configuration, passenger response, CRM, fire service response, passenger injury vis a v seat location relationship.
No similarities seen so far between this and LHR accident.
Investigators will be on scene for a week.
Too early to rule anything out as the cause.
This information are the facts and should not be reported or by media as an indication of NTSBs view of cause of accident.