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Thread: AF 447 Search to resume (part2)
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Old 26th April 2011 | 14:29
  #144 (permalink)  
kit344
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Joined: Sep 2007
Posts: 100
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From: Upminster UK.
Airspeed vs. Groundspeed?
Question for the experts:

When all pitot data becomes unreliable or invalid, can Groundspeed data from GPS, Inertial, Doppler, etc. be used as an alternate input. Would it be useful?
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