WATCHTOWER 2.0 — BASELINE LEARNING
Findings Archive

Math chose these. Not us.

Each entry was flagged by the statistical model after the baseline period. Each row is cryptographically hashed, timestamped, and chained. We didn't pick them. The deviation from normal did.

Dead Man's Curve · public-safety exposure

Detections inside the height-velocity hazard envelope

Every row below is a flight detected at or under 500 ft while airborne — the altitude band where a helicopter has no time to autorotate to a survivable landing if the engine fails. Reference: FAA AC 90-87C (Helicopter Height-Velocity Diagram). Altitude here is reported barometric; negative and zero-altitude transponder anomalies are excluded.

Detections ≤ 500 ft
145,388
Unique aircraft
15,379
≤ 500 ft AND < 60 kts
74,566
Window
2026-05-21 → 2026-08-25
Top aircraft inside the envelope
  1. 01. N4053T · min 0 ft1,363
  2. 02. N974TA · min 0 ft1,339
  3. 03. N408MR · min 0 ft1,275
  4. 04. N5743H · min 0 ft1,041
  5. 05. N123GJ · min 175 ft1,035

Click a tail number to pull every detection and export CSV.

8/25/2026, 4:54:33 PM

SPOOFING_SIGNAL · ~2B3EFC

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:52:15 PM

SPOOFING_SIGNAL · ~29B8BE

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:52:15 PM

SPOOFING_SIGNAL · 29B8BE

SCORE 32.00

[EXTENDED] Spoofing: Low NIC (0)

8/25/2026, 4:49:38 PM

IMPOSSIBLE_PHYSICS · N5358D

SCORE 100.00

[EXTENDED] IMPOSSIBLE PHYSICS: Aircraft moving at 76kts while reporting 0ft altitude. Electronic Spoofing Confirmed.

8/25/2026, 4:49:38 PM

IMPOSSIBLE_PHYSICS · N14AJ

SCORE 100.00

[EXTENDED] IMPOSSIBLE PHYSICS: Aircraft moving at 77kts while reporting 0ft altitude. Electronic Spoofing Confirmed.

8/25/2026, 4:49:38 PM

LOW_ALTITUDE · N47885

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (CONGESTED). Alt: 300ft. Required Floor: 1000ft MSL.

8/25/2026, 4:47:16 PM

LOW_ALTITUDE · N6152B

SCORE 94.00

[PRIMARY] FAR 91.119 Violation (CONGESTED). Alt: 600ft. Required Floor: 1000ft MSL.

8/25/2026, 4:45:16 PM

GRAPH_HANDOFF · N5743H

SCORE 45.00VENTURA

Graph handoff: a7600e->a485cf repeated 3x (avg gap: 140s, county: VENTURA). Coordinated behavior inconsistent with independent flight assumption.

8/25/2026, 4:45:16 PM

GRAPH_HANDOFF · N497PJ

SCORE 30.00MADERA

Graph handoff: a62b67->a7e643 repeated 2x (avg gap: 140s, county: MADERA). Coordinated behavior inconsistent with independent flight assumption.

8/25/2026, 4:44:56 PM

SPOOFING_SIGNAL · ~2B3E6D

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:44:56 PM

IMPOSSIBLE_PHYSICS · N7831B

SCORE 100.00

[EXTENDED] IMPOSSIBLE PHYSICS: Aircraft moving at 81kts while reporting 0ft altitude. Electronic Spoofing Confirmed.

8/25/2026, 4:40:18 PM

SPOOFING_SIGNAL · AE688E

SCORE 61.00

[VALIDATED: DUPLICATE_ICAO_CONFLICT] Multiple simultaneous distinct positions (3) reported for ICAO address. Confirmed signal spoofing. [EXTENDED] Spoofing: MLAT position, Low NIC (0)

8/25/2026, 4:40:18 PM

SPOOFING_SIGNAL · N174B

SCORE 28.00

[EXTENDED] Spoofing: TIS-B rebroadcast

8/25/2026, 4:40:18 PM

MASKED_ALTITUDE · N821VV

SCORE 34.00

[EXTENDED] Tactical Masking: Aircraft hiding altitude telemetry

8/25/2026, 4:40:18 PM

IMPOSSIBLE_PHYSICS · N64KA

SCORE 100.00

[PRIMARY] IMPOSSIBLE PHYSICS: Aircraft moving at 89kts while reporting 0ft altitude. Electronic Spoofing Confirmed.

8/25/2026, 4:40:18 PM

LOW_ALTITUDE · N55VE

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (CONGESTED). Alt: 250ft. Required Floor: 1000ft MSL.

8/25/2026, 4:38:00 PM

SPOOFING_SIGNAL · ~2B3DEF

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:38:00 PM

SPOOFING_SIGNAL · ~29B6FB

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:38:00 PM

SPOOFING_SIGNAL · N213TZ

SCORE 28.00

[EXTENDED] Spoofing: TIS-B rebroadcast

8/25/2026, 4:38:00 PM

MASKED_ALTITUDE · N9168Q

SCORE 34.00

[EXTENDED] Tactical Masking: Aircraft hiding altitude telemetry

8/25/2026, 4:38:00 PM

IMPOSSIBLE_PHYSICS · N9168Q

SCORE 100.00

[EXTENDED] IMPOSSIBLE PHYSICS: Aircraft moving at 155kts while reporting 0ft altitude. Electronic Spoofing Confirmed.

8/25/2026, 4:35:39 PM

SPOOFING_SIGNAL · ~2B3D7A

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:33:18 PM

SPOOFING_SIGNAL · ~2B3D6D

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:31:00 PM

LOW_ALTITUDE · ~2B3D5D

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (CONGESTED). Alt: 300ft. Required Floor: 1000ft MSL.

8/25/2026, 4:31:00 PM

SLOW_ORBIT · ~2B3D5D

SCORE 37.76

[EXTENDED] Slow Orbit: 1kts at 300ft

8/25/2026, 4:31:00 PM

SPOOFING_SIGNAL · ~2B3D61

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:31:00 PM

SLOW_ORBIT · ~2B3D61

SCORE 37.00

[EXTENDED] Slow Orbit: 5kts at 300ft

8/25/2026, 4:31:00 PM

LOW_ALTITUDE · ~2B3D61

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (CONGESTED). Alt: 300ft. Required Floor: 1000ft MSL.

8/25/2026, 4:31:00 PM

LOW_ALTITUDE · 19-72460

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (CONGESTED). Alt: 75ft. Required Floor: 1000ft MSL.

8/25/2026, 4:28:35 PM

SPOOFING_SIGNAL · N2151B

SCORE 28.00

[EXTENDED] Spoofing: TIS-B rebroadcast

8/25/2026, 4:28:35 PM

IMPOSSIBLE_PHYSICS · N993CB

SCORE 100.00

[EXTENDED] IMPOSSIBLE PHYSICS: Aircraft moving at 75kts while reporting 0ft altitude. Electronic Spoofing Confirmed.

8/25/2026, 4:26:11 PM

SPOOFING_SIGNAL · N5767G

SCORE 28.00

[EXTENDED] Spoofing: TIS-B rebroadcast

8/25/2026, 4:26:11 PM

SPOOFING_SIGNAL · ~2B3CFF

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:26:11 PM

SLOW_ORBIT · ~2B3CFF

SCORE 34.98

[EXTENDED] Slow Orbit: 15kts at 300ft

8/25/2026, 4:26:11 PM

LOW_ALTITUDE · ~2B3CFF

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (CONGESTED). Alt: 300ft. Required Floor: 1000ft MSL.

8/25/2026, 4:26:11 PM

SPOOFING_SIGNAL · ~2B3D1F

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:21:26 PM

LOW_ALTITUDE · N733SU

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (NON-CONGESTED). Alt: 300ft. Required Floor: 500ft MSL.

8/25/2026, 4:21:26 PM

SPOOFING_SIGNAL · ~2B3CB9

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:21:26 PM

SLOW_ORBIT · N3991S

SCORE 32.96

[EXTENDED] Slow Orbit: 25kts at 175ft

8/25/2026, 4:21:26 PM

IMPOSSIBLE_PHYSICS · 76-0166

SCORE 100.00

[EXTENDED] IMPOSSIBLE PHYSICS: Aircraft moving at 102kts while reporting 0ft altitude. Electronic Spoofing Confirmed.

8/25/2026, 4:19:04 PM

SPOOFING_SIGNAL · ~2B3C97

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:14:25 PM

MASKED_ALTITUDE · N193TH

SCORE 85.00

[PRIMARY] Tactical Masking: Aircraft hiding altitude telemetry

8/25/2026, 4:14:25 PM

LOW_ALTITUDE · N440EH

SCORE 38.00

[EXTENDED] FAR 91.119 Violation (CONGESTED). Alt: 275ft. Required Floor: 1000ft MSL.

8/25/2026, 4:14:25 PM

LOW_ALTITUDE · N104JS

SCORE 65.80

[SECONDARY] FAR 91.119 Violation (NON-CONGESTED). Alt: 300ft. Required Floor: 500ft MSL.

8/25/2026, 4:12:05 PM

SPOOFING_SIGNAL · ~29B437

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:12:05 PM

SPOOFING_SIGNAL · N440EH

SCORE 28.00

[EXTENDED] Spoofing: TIS-B rebroadcast

8/25/2026, 4:12:05 PM

SPOOFING_SIGNAL · N362AC

SCORE 32.00

[EXTENDED] Spoofing: Low NIC (0)

8/25/2026, 4:09:44 PM

SPOOFING_SIGNAL · ~2B3BCC

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:07:06 PM

SPOOFING_SIGNAL · ~2B3BE1

SCORE 36.00

[EXTENDED] Spoofing: TIS-B rebroadcast, Low NIC (0)

8/25/2026, 4:05:09 PM

GRAPH_HANDOFF · N39049

SCORE 45.00VENTURA

Graph handoff: a485cf->a7600e repeated 3x (avg gap: 141s, county: VENTURA). Coordinated behavior inconsistent with independent flight assumption.