| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | RD | Danger area restriction | | | CA | activated | | | / | | | 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 | | | W | Navigational Warning | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 005 | 500 feet QNE | | | / | | | Centre Latitude | 5130N | 51° 30' North' | | Centre Longitude | 00006W | 0° 6' West | | Radius of area affected | 001 | 1 nautical miles |
| | TEMPORARY DANGER AREA ( TDA ) EGD196A ACTIVATED.AERONAUTICAL INFORMATION PUBLICATION SUPPLEMENT 134 / 2026 REFERS.BEYOND VISUAL LINE OF SIGHT UAS OPERATIONS CONTAINED WHOLLY WITHIN THE TDA.EMERG SERVICE AND MILITARY OPERATIONS REQUIRING IMMEDIATE ACCESS TO THE TDA SHOULD CONTACT HEATHROW RADAR ON FREQUENCY 125.625MHZ.FOR OTHER CREWED AIRCRAFT OR VISUAL LINE OF SIGHT OPERATIONS ACCESS,CONTACT THE OPERATOR 72 HOURS PRIOR TO OPERATIONS COMMENCING ON 01332 319137 OR VIA EMAIL FLIGHTOPS.UK ( AT ) MATTERNET.COM.AR-2026-4899 / 43. |
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