| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | WY | Aerial survey | | | LW | will take place | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | M | Miscellaneous | | | / | | | Scope | W | Navigational Warning | | | / | | | From flight level | 015 | 1500 feet QNE | | | / | | | Up to flight level | 019 | 1900 feet QNE | | | / | | | Centre Latitude | 5355N | 53° 55' North' | | Centre Longitude | 00150E | 1° 50' East | | Radius of area affected | 022 | 22 nautical miles |
| | AERIAL SURVEY BY A CREWED TWIN ENGINE AIRCRAFT WITHIN AREA BOUNDED BY STRAIGHT LINES JOINING 540516N 0012152E-534427N 0011942E-534435N 0021833E-540516N 0022112E ( HORNSEA OFFSHORE WINDFARM ). FOR INFO 07436 269325.AR-2025-3850 / 01. |
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