| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | AF | Flight information region (FIR) | | | XX | miscellaneous plain language | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | N | For immediate attention of aircraft operators | | | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | A | Aerodrome information | | | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 195 | 19500 feet QNE | | | / | | | Centre Latitude | 5358N | 53° 58' North' | | Centre Longitude | 00316W | 3° 16' West | | Radius of area affected | 043 | 43 nautical miles |
| | THE FOLLOWING AREAS ARE DEACTIVATED WALNEY TRANSPONDER MANDATORY ZONE-SURFACE TO FL100 BURBO BANK TRANSPONDER MANDATORY ZONE AREA A-SURFACE TO 3500FT BURBO BANK TRANSPONDER MANDATORY ZONE AREA B-SURFACE TO 2000FT BURBO BANK TRANSPONDER MANDATORY ZONE AREA C-SURFACE TO FL45 WARTON ADVISORY RADIO AREA-FL95 TO FL195 |
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