Last sortie of a four-flight day, and the one with the most time under an optical track. Same rig and site as the other 2026-08-04 sessions. GPS truth: 3,572 valid UTC stamps of 3,573.

airborne 357 s

max height 26 m

max slant range 244 m

median elevation angle 5°

path flown 894 m

The interesting number

53 cue candidates, and 43 of them were evaluated at the 14.6 dB threshold. The deployed… See the full description on the dataset page: https://huggingface.co/datasets/joshruby/nightjar-flight-20260804-4.