| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | NM | VOR/DME | | | LF | Interference from | | | / | | | 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 | | | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 999 | Unlimited | | | / | | | Centre Latitude | 5321N | 53° 21' North' | | Centre Longitude | 00216W | 2° 16' West | | Radius of area affected | 025 | 25 nautical miles |
| | VOR / DISTANCE MEASURING EQUIPMENT MCT / MANCHESTER 113.55MHZ CH082Y THERE MAY BE OBSERVATIONS OF DVOR BEARING FLUCTUATIONS WITHIN THE 320 000 DEG.MAGNETIC.SECTOR RADIALS FROM THE MANCHESTER VOR / DISTANCE MEASURING EQUIPMENT STATION,DUE TO A TEMPORARY MOBILE CRANE IN THE VICINITY |
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