| 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 | W | Navigational Warning | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 005 | 500 feet QNE | | | / | | | Centre Latitude | 5308N | 53° 8' North' | | Centre Longitude | 00417W | 4° 17' West | | Radius of area affected | 001 | 1 nautical miles |
| | UAS OPERATING WITHIN 0.35NM RADIUS OF 530819N 0041649W ( CAERNARFON ). MAXIMUM HEIGHT 329FT ABOVE GROUND LEVEL.FOR INFO 07846 544408.AR-2026-7534 / 01. |
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