| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | RD | Danger area restriction | | | CS | installed | | | / | | | 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 INSTALLED WITHIN AREA BOUNDED BY : 513026N 0000622W-513016N 0000507W-513003N 0000509W-512952N 0000714W-513004N 0000712W-513026N 0000622W.BEYOND VISUAL LINE OF SIGHT UAS OPERATIONS CONTAINED WHOLLY WITHIN THE TDA.EMERG SVC AND MILITARY OPERATIONS REQUIRING IMMEDIATE ACCESS TO THE TDA SHOULD CONTACT HEATHROW RADAR ON 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.BRIEFING SHEET BFS 126 / 2026 REFERS.AR-2026-4899 / 11. |
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