| 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 | A | Aerodrome information | | | E | En-Route information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 003 | 300 feet QNE | | | / | | | Centre Latitude | 5221N | 52° 21' North' | | Centre Longitude | 00047E | 0° 47' East | | Radius of area affected | 001 | 1 nautical miles |
| | OBSTRUCTION LIGHT UNSERVICEABLE POSITION 522047N 0004712E ( WATCHMAN RADAR TOWER,NORTH-EAST OF HONINGTON RUNWAY ) HEIGHT 36FT ABOVE GROUND LEVEL / 210FT ABOVE MEAN SEA LEVEL |
|
