One 20.9-minute drone sortie recorded end-to-end by the nightjar rig: PTZ camera under
closed-loop acoustic-cued optical tracking, two microphone arrays, full autopilot telemetry,
and the tracker's own decision log. GPS truth is exceptionally clean here — 12,447 valid
UTC stamps out of 12,448 rows (a prior session in this series had exactly 1, which made it
unusable for anything truth-referenced).
Rig, site and method: see the companion sessions in… See the full description on the dataset page:
https://huggingface.co/datasets/joshruby/nightjar-flight-20260804.
