| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | AE | Control area (CTA) | | | CA | activated | | | / | | | 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 | E | En-Route information | | | / | | | From flight level | 040 | 4000 feet QNE | | | / | | | Up to flight level | 105 | 10500 feet QNE | | | / | | | Centre Latitude | 5141N | 51° 41' North' | | Centre Longitude | 00148W | 1° 48' West | | Radius of area affected | 014 | 14 nautical miles |
| | TEMPORARY CONTROL AREA ( CONTROL AREA 2 ) CLASS D ESTABLISHED WITHIN AREA BOUNDED BY : 515242N 0015604W-514951N 0013158W-513945N 0012646W-514412N 0014010W-514454N 0014947W-513928N 0015338W-514028N 0020214W-514117N 0020916W-514707N 0020509W-515242N 0015604W.4000FT ABOVE MEAN SEA LEVEL / FL105.CONTROLLING AUTHORITIES : LONDON AREA CONTROL / BRIZE NORTON AIR TRAFFIC CONTROL.AR-2025-3459 / AU6. |
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