| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | WU | Unmanned flight | | | LW | will take place | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | A | Aerodrome information | | | W | Navigational Warning | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 005 | 500 feet QNE | | | / | | | Centre Latitude | 5239N | 52° 39' North' | | Centre Longitude | 00032E | 0° 32' East | | Radius of area affected | 001 | 1 nautical miles |
| | FLYING OF MODEL AIRCRAFT WILL TAKE PLACE WITHIN 500M RADIUS POSITION 523847N 0003215E ( RAF MARHAM ) 400FT ABOVE GROUND LEVEL / 428FT ABOVE MEAN SEA LEVEL. |
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