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Old 1st Sep 2012, 16:07
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Machinbird
 
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Originally Posted by Organfreak
What gives? I do realize that actual airspeed is different from ground speed. What am I missing here?
Simply the difference between True Airspeed and Indicated Airspeed.
Indicated airspeed - Wikipedia, the free encyclopedia
True airspeed - Wikipedia, the free encyclopedia

The first airspeed controls many important aerodynamic control parameters such as g available and angle of attack.
The second airspeed (TAS) indicates how fast you are booking through the molecules of the atmosphere.
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