[2026-06-06T20:26:36] === overnight_v4 run_id=20260606T202636 ===
[2026-06-06T20:26:36] out_dir=/mnt/d/Resonance_Engine/traj/overnight_20260606T202636
[2026-06-06T20:26:36] window minutes 29671991..29672049
[2026-06-06T20:26:37] phase 1: waiting for stable field (asym std < 0.6 and |slope| < 0.005/s over 1800s window)
[2026-06-06T20:26:47] FIELD STABLE — asym mean=33.059 std=0.138 slope=-0.00009/s  (waited 10s)
[2026-06-06T20:26:47] phase 2: measuring clean baseline for 600s