| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | CA | Air/ground | | | CF | operating frequency(ies) changed | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 033 | 3300 feet QNE | | | / | | | Centre Latitude | 5000N | 50° 0' North' | | Centre Longitude | 00514W | 5° 14' West | | Radius of area affected | 002 | 2 nautical miles |
| | PREDANNACK GLIDER SITE,REMARKS UPDATED-124.100MHZ ( VGS ) AMEND TO READ CHANNEL 124.105 ( VGS ). UK AERONAUTICAL INFORMATION PUBLICATION ENR 5.5 REFERS |
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