| Significance | Code | Meaning |
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| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | WM | Fireworks/Projectile firing | | | LW | will take place | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | W | Navigational Warning | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 021 | 2100 feet QNE | | | / | | | Centre Latitude | 5247N | 52° 47' North' | | Centre Longitude | 00042W | 0° 42' West | | Radius of area affected | 002 | 2 nautical miles |
| | MODEL ROCKET FIRING WITHIN 1NM RADIUS OF 524649N 0004224W ( SEWSTERN ). LAUNCH SUBJECT TO AIR TRAFFIC CONTROL CLR.FOR INFO 07713 138931.AR-2026-447 / 01. |
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