PPRuNe Forums - View Single Post - AF 447 Search to resume (part2)

26th Apr 2011, 14:29

#144 (permalink)

kit344

Join Date: Sep 2007

Location: Upminster UK.

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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?