AF447 Thread No. 3

[vapilot2004]

Timeline

Per BEA initial report - in structured form for clarity.

01:35:15 Radio:TO ATLANTICO - @ INTOL
01:35:46 Radio:FROM ATLANTICO - Maintain FL350...eta TASIL?
01:55:xx Captain awakens #2 co-pilot
01:59:32-02:01:46 Turbulence & WX Briefing
02:06:04 PF notifies CC turbulence ahead
02:08:07 PNF "Go left a little"


11 Seconds elapsed:
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02:10:05
AP then AT disconnects.
PF I have the controls"
A/C rolls to right.
PF inputs left and nose-up
Stall warning 2X
A/S "sharp fall" from 275 > 60kts Captain's PFD
Same indications on ISIS "few moments later"
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34 Seconds elapsed:
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02:10:16
PNF "...we've lost the speeds" "...alternate law"
A/C attitude goes beyond 10 pitch up
A/C V/S indicates positive rate of climb
PF nose down inputs. L/R inputs.
V/S goes from 7000 fpm to 700 fpm
Roll angle recorded between 12 deg R and 10 deg L
Captain's A/S rises sharply to 215kts
ALT 37,500.
AOA 4 degrees
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02:10:50 PNF calls Captain to cockpit


49 Seconds elapsed:
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2:10:51
Stall warning
TOGA
AOA 6 degrees
PF "maintained" pitch up commands
AOA 6 degrees and rising
THS 3 degrees to 13 degrees nose-up in ~1 minute and remained there
"15 seconds later" - ISIS records sharp increase to 185kts and agrees with captain's A/S afterwards
PF nose-up "inputs" continues
ALT 38,000
AOA 16 degrees
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22 Seconds elapsed:
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02:11:40
Captain returns
Speeds invalid
Stall warning stops
ALT 35,000
AOA > 40 degrees
V/S ~ -10,000 fpm
Pitch maxed @ 15 degrees
N1 ~100%
Roll angles approached 40 degrees
PF input: full left and full nose-up 30 seconds
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15 Seconds elapsed:
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02:12:02
PF "I don't have any more indications"
PNF "We have no valid indications"
TLA @ idle
N1 55%
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75 Seconds elapsed:
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02:12:17 (approx from BEA)
PF commanded pitch down
AOA decreased
Stall warning (upon valid speed inputs-BEA)
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56 Seconds elapsed:
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02:13:32
PF "...arrive at level 100" (10,000ft)
02:13:47 (approx from BEA)
Both sidesticks recieved "inputs"
AOA "when valid" remained above 35 degrees
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02:14:28 End of recording
V/S -10,912fpm
GS 107kts
Pitch 16.2 degrees nose-up
Roll angle 5.3 degrees L
Heading 270 degrees