Evidence stage · v0.15

Flight Telemetry Import and Replay

Import a PX4 ULog, canonical JSON or converted CSV. Replay the measured path, inspect position and sensor evidence, and compare it with the frozen simulator prediction.

Import flight evidence

Native PX4 .ulg files are parsed locally in your browser. Files are not uploaded to a server by this feature.

Choose .ulg, .json or .csvBrowser limit: 250 MB per ULog

Prediction reference

No frozen campaign was found in this browser. Enter a prediction manually or create a campaign first.

Predicted time (s)Predicted distance (m)Predicted battery reserve (%)

Safety boundary

A replay shows recorded data, not the complete physical truth. Missing fields, estimator faults, coordinate conversion and sensor timing can all affect the result. This page does not establish airworthiness or permission to fly.

No telemetry loaded

Load a file or the built-in demonstration to begin.

3D replay waiting for telemetry

Speed

0.00 s0.00 s