{"schema_version":1,"airport":"FOA","entries":[{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"e7683d9af722","priority":"ifr","category":"chart","kind":"changed","summary":"approach LOC RWY 21 amended (amdt 1)","source":"D-TPP","chart":{"code":"IAP","name":"LOC RWY 21","amdt":"1","pdf":"https://aeronav.faa.gov/d-tpp/2607/06547L21.PDF"}},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"9e64ddb76ad8","priority":"fyi","category":"navaid","kind":"changed","summary":"runway 21: remark: DME UNMONITORED. -> UNMONITORED.","source":"ILS_RMK","fields":[{"field":"REMARK","old":"DME UNMONITORED.","new":"UNMONITORED."}]},{"cycle":"2024-10-03","from_cycle":"2024-09-05","id":"19e9c983dfa1","priority":"fyi","category":"runway","kind":"changed","summary":"runway 33: controlling obstacle changed (now 27 ft tall, 357 ft from threshold, 160 ft right of centerline, clearance slope 13:1); controlling obstacle: none -> PLINE","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"","new":"R"},{"field":"CNTRLN_OFFSET","old":"","new":"160"},{"field":"DIST_FROM_THR","old":"","new":"357"},{"field":"OBSTN_CLNC_SLOPE","old":"20","new":"13"},{"field":"OBSTN_HGT","old":"","new":"27"},{"field":"OBSTN_TYPE","old":"","new":"PLINE"}]}],"first_cycle":"2024-10-03","last_cycle":"2026-07-09"}