| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | SE | Flight information service (FIS) | | | AH | hours of service | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 100 | 10000 feet QNE | | | / | | | Centre Latitude | 5239N | 52° 39' North' | | Centre Longitude | 00033E | 0° 33' East | | Radius of area affected | 030 | 30 nautical miles |
| | MARHAM LOWER AIRSPACE RADAR SERVICE HOURS 08 JUN-1015-1630 09 JUN-0745-1630 10 JUN-0730-1630 11 JUN-1000-1630 12 JUN-0815-1600 13 JUN-1100-1315 14 JUN-1100-1315 |
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