Take-off & Landing Performance

Aircraft Operation Runway designator Available distance (m) Wind direction °M Wind speed (kt) Gust (kt, optional) QNH (hPa) Elevation (ft) Temperature °C Aircraft weight (lb) Obstacle height (ft)

POH chart trace

Select the matching chart, trace the entered conditions on the scan, then enter the chart-read distance. Automatic chart digitisation is not yet enabled.

Chart Chart-read distance (ft)

Source—

Published range check—

Worked-example check—

Wind and atmosphere

➤

Headwind—

Crosswind—

Pressure altitude—

Density altitude—

Runway requirement

Raw POH—

CAA planning factor—

Runway remaining—

Crosswind status—

Calculation trace

Enter a chart-read distance to generate the trace.

Performance briefing

Awaiting performance value

Enter a chart-read distance to generate the briefing.

Dataset status

This version improves auditability and presentation. It does not yet replace manual PA-28 chart reading with an automatically digitised POH result.