{"schema_version":1,"airport":"OQN","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"189723ff9281","priority":"ifr","category":"chart","kind":"changed","summary":"minimums page (ALTERNATE MINIMUMS) changed","source":"D-TPP","chart":{"code":"MIN","name":"ALTERNATE MINIMUMS","amdt":"","pdf":"https://aeronav.faa.gov/d-tpp/2609/NE4ALT.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"6714de5619ea","priority":"ifr","category":"chart","kind":"removed","summary":"approach VOR-A removed","source":"D-TPP","chart":{"code":"IAP","name":"VOR-A","amdt":"4C"}},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"f63d8e1d0d53","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: APCH RATIO 20:1 TO DTHR.","source":"APT_RMK","original":"APCH RATIO 20:1 TO DTHR."},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"0a872d5735ba","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09: controlling obstacle changed (now , clearance slope 20:1); controlling obstacle: TREES -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"L","new":""},{"field":"CNTRLN_OFFSET","old":"307","new":""},{"field":"DIST_FROM_THR","old":"3512","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"19","new":"20"},{"field":"OBSTN_HGT","old":"170","new":""},{"field":"OBSTN_TYPE","old":"TREES","new":""}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"d6d6b75f834e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09: controlling obstacle changed (now 170 ft tall, 3512 ft from threshold, 307 ft left of centerline, clearance slope 19:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L"},{"field":"CNTRLN_OFFSET","old":"389","new":"307"},{"field":"DIST_FROM_THR","old":"1687","new":"3512"},{"field":"OBSTN_CLNC_SLOPE","old":"16","new":"19"},{"field":"OBSTN_HGT","old":"92","new":"170"}]}],"first_cycle":"2025-02-20","last_cycle":"2026-09-03"}