| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | OB | Obstacle | | | CE | erected | | | / | | | 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 | 002 | 200 feet QNE | | | / | | | Centre Latitude | 5337N | 53° 37' North' | | Centre Longitude | 00107W | 1° 7' West | | Radius of area affected | 001 | 1 nautical miles |
| | UNLIT MAST POSITION 533641N 0010649W ( DONCASTER,SOUTH YORKSHIRE ) IN LOW FLYING AREA 11 AND NIGHT SECTOR 3A.HEIGHT 110FT ABOVE GROUND LEVEL / 140FT ABOVE MEAN SEA LEVEL.26 / 09 / 246 / LFC. |
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