| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | PI | Instrument approach procedure | | | CH | changed | | | / | | | Traffic | I | IFR traffic affected | | | / | | | Purpose | N | For immediate attention of aircraft operators | | | 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 | 5225N | 52° 25' North' | | Centre Longitude | 00034E | 0° 34' East | | Radius of area affected | 005 | 5 nautical miles |
| | INSTRUMENT APPROACH PROCEDURE CHANGED : ILS Z OR LOCALISER Z RUNWAY 24 : CHANGE MINIMA TO : S-ILS 24 CATEGORY A 247 / 1200M 218 ( 300-1200M ), CATEGORY B 257 / 1200M 228 ( 300-1200M ), CATEGORY C 267 / 1200M 238 ( 300-1200M,CATEGORY D 278 / 1200M 249 ( 300-1200M ), CATEGORY E 298 / 1200M 268 ( 300-1200M ), WHEN ALS UNSERVICEABLE INCREASE CATEGORY DE RVR TO 1300M,VIS TO 1300M.S-LOCALISER 24 CATEGORY ABCDE 530 / 1500M 498 ( 500-1500M ), WHEN ALS UNSERVICEABLE INCREASE CATEGORY ABCDE VIS TO 2300M.CIRCLING : CATEGORY A 600-2600M 568 ( 600-2600M ), CATEGORY B 610-2600M 578 ( 600-2600M ), CATEGORY C 710-3100 678 ( 700-3100M ), CATEGORY D 740-36000M 708 ( 800-3600M ), CATEGORY E 890-3800 858 ( 900-3800M ). |
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