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Old 03-15-2006 | 12:25 PM
  #11  
redcommander
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From: , KS
Default RE: True airspeed sensor

I see what you are saying,

q=1/2*Density@sealevel*IAS^2 This assumes IAS doesn't have compressibility effects
or
q=1/2 *actual density*TAS^2

So pilots probably like IAS because they always know the SSL density.