| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | OL | Obstacle lights | | | AS | unserviceable | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | M | Miscellaneous | | | / | | | Scope | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 007 | 700 feet QNE | | | / | | | Centre Latitude | 5021N | 50° 21' North' | | Centre Longitude | 00407W | 4° 7' West | | Radius of area affected | 001 | 1 nautical miles |
| | TOWER AIR NAV OBSTACLE LIGHT UNSERVICEABLE WITHIN 0.1NM RADIUS 502046N 0040653W ( HOOE ). HEIGHT 200FT ABOVE GROUND LEVEL / 700FT ABOVE MEAN SEA LEVEL.FOR INFO 01613 790400.AR-2026-1175 / 01. |
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