| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | PN | Noise operating restrictions | | | TT | trigger NOTAM | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | B | For inclusion in Preflight Infomation Bulletins | | | O | Operationally significant for IFR flights | | | / | | | Scope | A | Aerodrome information | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 999 | Unlimited | | | / | | | Centre Latitude | 5109N | 51° 9' North' | | Centre Longitude | 00011W | 0° 11' West | | Radius of area affected | 005 | 5 nautical miles |
| | TRIGGER NOTAM-AERONAUTICAL INFORMATION PUBLICATION SUPPLEMENT 104 / 2026 WITH EFFECT FROM 25 OCT 26 0100 UNTIL 28 MAR 27 0059.LONDON HEATHROW,LONDON GATWICK AND LONDON STANSTED AIRPORTS NOISE RESTRICTIONS NOTICE ( NO.2 ) 2026-REPLACES SUPPLEMENT 010 / 2026 AS OF 25 OCTOBER 2026 |
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