PPRuNe Forums - View Single Post - 737-800 max Vref additives reduced to 15 knots?
Old 5th May 2018, 14:30
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sleeve of wizard
 
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In some cases Vref +20 may have been close to the flap limit speed, after sim and aerodynamic testing it was found Vref + 15 gave almost identical performance but with an increased margin to the flap limit speed.
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