| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | AE | Control area (CTA) | | | TT | trigger NOTAM | | | / | | | 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 | 055 | 5500 feet QNE | | | / | | | Centre Latitude | 5135N | 51° 35' North' | | Centre Longitude | 00056E | 0° 56' East | | Radius of area affected | 022 | 22 nautical miles |
| | TRIGGER NOTAM-AERONAUTICAL INFORMATION PUBLICATION SUPPLEMENT 015 / 25 WITH EFFECT FROM 30 MAR 2025 UFN.SOUTHEND AIRPORT ( EGMC )-SOUTHEND OPERATIONAL HOURS-REPLACES SUPPLEMENT 032 / 2023 AS OF 30 MARCH 2025 |
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