| 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 | 008 | 800 feet QNE | | | / | | | Centre Latitude | 5455N | 54° 55' North' | | Centre Longitude | 00317W | 3° 17' West | | Radius of area affected | 001 | 1 nautical miles |
| | OBSTACLE LIGHT POSITION 545442N 0031643W ( ANTHORN,CUMBRIA ) UNSERVICEABLE.HEIGHT 778FT ABOVE MEAN SEA LEVEL 745FT ABOVE GROUND LEVEL |
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