| Significance | Code | Meaning |
|---|
| FIR | EGXX | UK Open FIR | | | / | | | Qualifiers | Q | | | | AE | Control area (CTA) | | | CD | deactivated | | | / | | | 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 | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 105 | 10500 feet QNE | | | / | | | Centre Latitude | 5456N | 54° 56' North' | | Centre Longitude | 00142W | 1° 42' West | | Radius of area affected | 022 | 22 nautical miles |
| | NEWCASTLE CONTROL AREA / CTR / AIR TRAFFIC ZONE DEACTIVATED AND AIR TRAFFIC SERVICES NOT AVAILABLE DUE ATCO FATIGUE MGMT BREAKS.AIRSPACE REVERTS TO CLASS G.SUITABLY EQUIPPED AIRCRAFT WITHIN NEWCASTLE AIRSPACE DURING THESE PERIODS SHOULD MONITOR NEWCASTLE TOWER ON CH 119.705 AND SQUAWK EITHER 3737,ANY DISCRETE TASK SPECIFIC CODE,OR ANY DISCRETE CODE ALLOCATED BY ANOTHER UNIT. |
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