Study aid only — not an official source. Always verify against current national aviation publications, aircraft documents, weather and NOTAMs before flight.

Contact VFRAID

Send a question, correction or field report.

Report a data correction

Include the airfield, country, incorrect value and a link to the current publication, with its edition or effective date.

Report a problem

Include the page address and the steps that caused the problem. Continue to use current publications and operator information while a correction is checked.