| # nightjar-flight-20260814 | |
| ## Elevation datum (fit_el_datum, 2026-08-16) | |
| **Status: FEW_ON_DRONE** — this day's elevation datum is honestly UNSOLVABLE from | |
| banked data (camera never/rarely locked on the drone). | |
| Close-range elevation truth for this day remains datum-limited (~25 deg | |
| floor). Tool: `sirch613/subhunt-v2` `v3/fit_el_datum.py`; summary: | |
| `joshruby/acoustic-knowledge` -> `v3/assets/el_datum/SUMMARY.json`. | |