| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | OL | Obstacle lights | | | AS | unserviceable | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | M | Miscellaneous | | | / | | | Scope | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 006 | 600 feet QNE | | | / | | | Centre Latitude | 5152N | 51° 52' North' | | Centre Longitude | 00045W | 0° 45' West | | Radius of area affected | 001 | 1 nautical miles |
| | UNLIT MAST POSITION 515205N 0004529W ( ASTON ABBOTTS,BUCKINGHAMSHIRE ) IN LOW FLYING AREA 6 AND NIGHT ROTARY REGION 4A.HEIGHT 550FT ABOVE MEAN SEA LEVEL ( 120FT ABOVE GROUND LEVEL ) 26 / 10 / 063 / LFC |
|
