Stall Speed Weight Adjustment Calculator
SI
Imp
Imperial
Inputs
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Reference stall speed
(Vs_ref)
Published or measured stall speed at the reference weight.
kt
Reference weight
(W_ref)
lb
Actual weight
(W)
lb
Results
Default result
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Adjusted stall speed
46.6
kt
Pass
Also computed
Speed change
−3.4
kt
Weight ratio
0.870
Method notes
2 notes
Uses Vs_actual = Vs_ref * sqrt(W_actual / W_ref).
Use aircraft-specific data when published; configuration, CG, calibration and certification definitions can change the real value.
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