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  1. ForeFlight Support
  2. ForeFlight Mobile
  3. Questions by App View
  4. Flights
  5. Runway Performance

Runway Performance

  • How can it be determined if an aircraft is supported for runway performance calculations?
  • Why might the Takeoff and Landing button be missing on the Flights page in ForeFlight Mobile?
  • What could cause ForeFlight's lift-off speed to not match the values in a flight manual?
  • Does Takeoff and Landing Performance use in-flight ADS-B or XM weather?
  • What can be done if the correct serial number range for an aircraft is not available?
  • What could cause Takeoff or Landing Performance results to not be generated?
  • Why do temperature or weight changes not affect Takeoff or Landing Performance results?
  • How is altitude determined when calculating takeoff and landing performance?
  • Do Takeoff and Landing Performance calculations factor density altitude?
  • Will ForeFlight automatically select the runway type?
  • Why can't the runway surface be changed to grass for an aircraft?
  • Why does takeoff or landing distance not change with some winds?
  • Why does runway slope sometimes not affect takeoff and landing distance results?
  • Why does changing the takeoff or landing weight not change the distance results?
  • Why might the message “runway slope of 3% exceeds published limit of 2%” appear?
  • Why might an “Outside air temperature out of range” message appear?

Need More Help?

Email us at team@foreflight.com or use our contact form here .

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