| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | WZ | Model flying | | | LW | will take place | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | M | Miscellaneous | | | / | | | Scope | A | Aerodrome information | | | W | Navigational Warning | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 005 | 500 feet QNE | | | / | | | Centre Latitude | 5153N | 51° 53' North' | | Centre Longitude | 00013W | 0° 13' West | | Radius of area affected | 001 | 1 nautical miles |
| | FIREWORKS AND SPECIAL EFFECTS WITHIN 0.5NM RADIUS OF 515234N 0001255W ( KNEBWORTH ). FOR INFO + 1 705 313 2292 OR 07828 718700.AR-2026-5633 / 01. |
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