| 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 | 005 | 500 feet QNE | | | / | | | Centre Latitude | 5144N | 51° 44' North' | | Centre Longitude | 00140W | 1° 40' West | | Radius of area affected | 001 | 1 nautical miles |
| | UNLIT MAST AT POSITION 514400N 0014000W ( VICINITY OF BRIZE NORTON ). HEIGHT 166FT ABOVE GROUND LEVEL / 466FT ABOVE MEAN SEA LEVEL.CONTACT ALEX FORKASIEWICZ 07824 834817 |
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