Va Weight Adjustment Calculator
SI
Imp
Imperial
Inputs
View results
Published Va at reference weight
(Va_ref)
Use the POH/AFM Va tied to the entered reference weight.
kt
Reference weight
(W_ref)
Usually maximum gross weight for the published Va.
lb
Actual operating weight
(W)
Loaded aircraft weight for this check.
lb
Results
Default result
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Adjusted Va
(Va)
97.9
kt
Pass
Also computed
Reduction from published Va
7.1
kt
Weight ratio
Pass
0.870
Method notes
2 notes
Uses Va_actual = Va_ref * sqrt(W_actual / W_ref).
This relation is a screening calculation only; use the aircraft-specific approved manual when it publishes different Va values or procedures.
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