| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | XX | Miscellaneous | | | 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 | 021 | 2100 feet QNE | | | / | | | Centre Latitude | 5056N | 50° 56' North' | | Centre Longitude | 00239W | 2° 39' West | | Radius of area affected | 006 | 6 nautical miles |
| | GROUND TRANSPONDER TESTING.TRANSPONDER LOCATED AT : 505622N 0023858W ( YEOVIL / WESTLAND ). FALSE AIRCRAFT INDICATIONS MAY OCCUR WITHIN 5NM RADIUS.FALSE AIRCRAFT WILL DISPLAY BAROMETRIC ALT OF 1500FT ABOVE GROUND LEVEL AND IAS OF 65KTS.DIRECT OVERFLIGHT BELOW 100FT SHOULD BE AVOIDED.FOR INFO 01935 705518 / 07714 140775.AR-2026-7332 / 01. |
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