# Endurance E0001

Characterization session, not a GO/CONTROL experimental run.
This report is not `maglab-final-v1`. 50 Hz raw stays on the phone.

- analyzer: maglab-analyzer v24 (N and windows below)
- session: `E0001`
- install: `8be03e88-3257-430a-a0f6-de32b00386bb`
- device: Google Pixel 7
- android: Android 17 (API 37)
- app: 33
- started_utc: 2026-08-18T20:16:05+00:00
- window: t = 0 s to 278.5 s (whole session, N window = whole session)
- elapsed_s: 278.5 (N = 1 session)
- termination: USER_STOP
- health_at_end: HEALTHY (observational, not a scientific invalidation)
- requested_hz: 50.0
- effective_hz: 50.00359562505805 (N = 13922 calibrated samples)
- sample_count: 13922
- derived_bin_count: 2785
- gaps: 0 (count of gap events in the session window)
- overflow_events: 0 (count of bounded_queue_overflow events)
- motion_events: 2
- epochs: 1 (ATTENTION 1 / CONTROL 0)
- attention_duration_s: 109.5
- control_duration_s: 0.0
- battery_percent: 59 → 59
- peak_battery_temp_c: 27.1
- peak_thermal_status: 0
- fifo_max_count: 3000
- magnetometer: MMC56X3X Magnetometer / MEMSIC
- raw_bytes_on_phone: 3286471
- notes: Raw 50 Hz stays on the phone for 7 days. Derived 10 Hz is Method A (occupied 100 ms XYZ mean). Epochs are markers, not run zips. Health labels are observational.