| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | MR | Runway | | | LC | closed | | | / | | | 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 | A | Aerodrome information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 999 | Unlimited | | | / | | | Centre Latitude | 5109N | 51° 9' North' | | Centre Longitude | 00011W | 0° 11' West | | Radius of area affected | 005 | 5 nautical miles |
| | RUNWAY 08R / 26L CLOSED.RUNWAY 08L / 26R IN USE 2240-0550.LIGHTS FOR CLOSED RUNWAY 08R / 26L AND PARALLEL TAXIWAY NOT VISIBLE ON APPROACH.FROM 2230-2240 AND 0550-0600 NEITHER RUNWAY 08R / 26L OR RUNWAY 08L / 26R WILL BE AVAILABLE TO ALLOW FOR THE CHANGE OF RUNWAY.LAST DEPARTURE 5 MIN BEFORE CHANGEOVER. |
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