{"schema_version":1,"airport":"CKN","entries":[{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"943ffb49028b","priority":"action","category":"frequency","kind":"changed","summary":"sector: HIGH -> LOW","source":"FRQ","fields":[{"field":"SECTORIZATION","old":"HIGH","new":"LOW"}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"5941800cdfef","priority":"action","category":"runway","kind":"removed","summary":"runway 06/24 (2096x200 ft turf): removed","source":"APT_RWY","fields":[{"field":"RWY_ID","old":"06/24","new":""},{"field":"RWY_LEN","old":"2096","new":""},{"field":"RWY_WIDTH","old":"200","new":""},{"field":"SURFACE_TYPE_CODE","old":"TURF","new":""},{"field":"COND","old":"GOOD","new":""},{"field":"TREATMENT_CODE","old":"NONE","new":""}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"86b9068350ca","priority":"fyi","category":"runway","kind":"changed","summary":"runway 06: controlling obstacle changed (now )","source":"APT_RWY_END","fields":[{"field":"OBSTN_CLNC_SLOPE","old":"20","new":""}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"5141d3c0036f","priority":"fyi","category":"runway","kind":"changed","summary":"runway 24: controlling obstacle changed (now )","source":"APT_RWY_END","fields":[{"field":"OBSTN_CLNC_SLOPE","old":"20","new":""}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"14bf91675275","priority":"fyi","category":"runway","kind":"changed","summary":"runway 17: markings now in good condition; markings: none -> nonstandard (other than numbers only) (NSTD)","source":"APT_RWY_END","fields":[{"field":"RWY_MARKING_COND","old":"","new":"GOOD"},{"field":"RWY_MARKING_TYPE_CODE","old":"","new":"NSTD"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"a6301cd15928","priority":"fyi","category":"runway","kind":"changed","summary":"runway 35: markings now in good condition; markings: none -> nonstandard (other than numbers only) (NSTD)","source":"APT_RWY_END","fields":[{"field":"RWY_MARKING_COND","old":"","new":"GOOD"},{"field":"RWY_MARKING_TYPE_CODE","old":"","new":"NSTD"}]}],"first_cycle":"2025-10-02","last_cycle":"2026-03-19"}