| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | FA | Aerodrome | | | XX | miscellaneous plain language | | | / | | | 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 | 5137N | 51° 37' North' | | Centre Longitude | 00106W | 1° 6' West | | Radius of area affected | 005 | 5 nautical miles |
| | AIR TRAFFIC CONTROL OPERATING FROM TEMPORARY MOBILE VISUAL CONTROL ROOM.VISUAL CIRCUIT CAPACITY REDUCED TO 2 AIRCRAFT IN,WITH TWO AIRCRAFT TO LAND OR DEPART.AERODROME TFC MONITOR UNAVAILABLE TO SUPPLEMENT CONTROLLER LOOKOUT BUT UNASSURED AIRCRAFT SURVEILLANCE DATA WILL BE AVAILABLE ( I.E.FLARM AND ADS-B ). DUE TO VISIBILITY RESTRICTIONS FROM THE MOBILE VISUAL CONTROL ROOM TO POINT WEST,DISCRETIONARY CLEARANCES WILL BE PROVIDED TO AIRCRAFT DEPARTING OR ARRIVING FROM THIS POINT ON THE AERODROME.DELAYS MAY BE EXPERIENCED WITH REQUESTED CHANGES TO AERODROME GROUND LIGHTING SETTINGS. |
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