{"schema_version":1,"airport":"4S9","entries":[{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"9d5af0553de9","priority":"fyi","category":"runway","kind":"changed","summary":"runway 14: controlling obstacle changed (now 77 ft tall, 1002 ft from threshold, 194 ft right of centerline, clearance slope 10:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"160","new":"194"},{"field":"DIST_FROM_THR","old":"1015","new":"1002"},{"field":"OBSTN_CLNC_SLOPE","old":"14","new":"10"},{"field":"OBSTN_HGT","old":"56","new":"77"}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"bc938ee36a2a","priority":"fyi","category":"runway","kind":"changed","summary":"runway 32: controlling obstacle changed (now 212 ft tall, 3059 ft from threshold, 138 ft right of centerline, clearance slope 13:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"L","new":"R"},{"field":"CNTRLN_OFFSET","old":"50","new":"138"},{"field":"DIST_FROM_THR","old":"870","new":"3059"},{"field":"OBSTN_CLNC_SLOPE","old":"11","new":"13"},{"field":"OBSTN_HGT","old":"60","new":"212"}]}],"first_cycle":"2024-11-28","last_cycle":"2024-11-28"}