{"schema_version":1,"airport":"AAA","entries":[{"cycle":"2026-01-22","from_cycle":"2025-12-25","id":"bb8f0b666af2","priority":"action","category":"tower","kind":"changed","summary":"secondary approach/departure control: KANSAS CITY ARTCC (ZKC) -> none","source":"ATC_BASE","fields":[{"field":"APCH_S_PROVIDER","old":"ZKC","new":""},{"field":"APCH_S_PROV_TYPE_CD","old":"C","new":""},{"field":"DEP_S_PROVIDER","old":"ZKC","new":""},{"field":"DEP_S_PROV_TYPE_CD","old":"C","new":""},{"field":"SECONDARY_APCH_RADIO_CALL","old":"KANSAS CITY ARTCC","new":""},{"field":"SECONDARY_DEP_RADIO_CALL","old":"KANSAS CITY ARTCC","new":""}]},{"cycle":"2026-01-22","from_cycle":"2025-12-25","id":"6a161619f3c7","priority":"action","category":"frequency","kind":"removed","summary":"frequency 127.275 (JACKSONVILLE RCAG) removed","source":"FRQ"},{"cycle":"2026-01-22","from_cycle":"2025-12-25","id":"2a65c8e8ffbf","priority":"action","category":"frequency","kind":"removed","summary":"frequency 307.1 (JACKSONVILLE RCAG) removed","source":"FRQ"},{"cycle":"2026-01-22","from_cycle":"2025-12-25","id":"aaef56fd63a5","priority":"action","category":"remark","kind":"removed","summary":"remark removed: APCH/DEP SVC PRVDD BY ST LOUIS TRACON (T75) ON FREQS 126.15/323.0 0600-2200. APCH/DEP SVC PRVDD BY KANSAS CITY ARTCC (ZKC) ON FREQS 127.275/307.1 (JACKSONVILLE RCAG) 2200-0600.","source":"ATC_RMK","original":"APCH/DEP SVC PRVDD BY ST LOUIS TRACON (T75) ON FREQS 126.15/323.0 0600-2200. APCH/DEP SVC PRVDD BY KANSAS CITY ARTCC (ZKC) ON FREQS 127.275/307.1 (JACKSONVILLE RCAG) 2200-0600."},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"224028ee3eb4","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: APP SLP TO DTHR 19:1, RWY 21 APCH SLP TO RWY END IS 21:1.","source":"APT_RMK","original":"APP SLP TO DTHR 19:1, RWY 21 APCH SLP TO RWY END IS 21:1.","fields":[{"field":"REMARK","old":"APCH SLP TO DSPLCD THR ON RWY 14 IS 25:1.","new":"APP SLP TO DTHR 19:1, RWY 21 APCH SLP TO RWY END IS 21:1."}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"1fd6eeb4d56d","priority":"fyi","category":"runway","kind":"changed","summary":"runway 14: controlling obstacle changed (now 57 ft tall, 797 ft from threshold, 52 ft right of centerline, clearance slope 13:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_CLNC_SLOPE","old":"18","new":"13"},{"field":"OBSTN_HGT","old":"44","new":"57"}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"1a934c7b4b6a","priority":"fyi","category":"runway","kind":"changed","summary":"runway 21: controlling obstacle changed (now 49 ft tall, 1059 ft from threshold, 200 ft right of centerline, clearance slope 17:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"215","new":"200"},{"field":"DIST_FROM_THR","old":"1128","new":"1059"},{"field":"OBSTN_CLNC_SLOPE","old":"20","new":"17"},{"field":"OBSTN_HGT","old":"48","new":"49"}]}],"first_cycle":"2025-09-04","last_cycle":"2026-01-22"}