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Flex Temp setting in MCDU


GaryMcCl

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Hi

 

Quick question regarding this setting. I have seen the video where this setting is set to 25, at an airport where there is a particularly short runway : Here

 

Generally speaking, should this be a higher value if the runway was longer? 

 

Thanks

Gaz

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There are performance calculators like Topcat to calculate flex.

depending on rwy length, aircraft weight, flaps settings, real temperature (?), wind, runway condition, runway clearway, runway stopway, obstacles, QHH, PACKs on/off, Icing on/off,  ....

 

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  • Deputy Sheriffs

If you put in FLAPS the FLEX is automatically calculated based on a lot of facts known by the MCDU rwy length, aircraft weight, flaps settings e. g. data which are available in the MCDU .....

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