{"schema_version":1,"airport":"N57","entries":[{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"6eb6992c5c89","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: RWY 06 HAS 13 FT TREES; 181 FT FM RWY END AND 163 FT RIGHT.","source":"APT_RMK","original":"RWY 06 HAS 13 FT TREES; 181 FT FM RWY END AND 163 FT RIGHT.","fields":[{"field":"REMARK","old":"13 FT TREES, 183 FT FROM RWY END & 149 FT RIGHT.","new":"RWY 06 HAS 13 FT TREES; 181 FT FM RWY END AND 163 FT RIGHT."}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"e90a41b07fd9","priority":"fyi","category":"runway","kind":"changed","summary":"runway 06: controlling obstacle changed (now 63 ft tall, 248 ft from threshold, 239 ft left of centerline, clearance slope 0:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_HGT","old":"62","new":"63"}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"31e7abf603a5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 24: controlling obstacle changed (now 17 ft tall, 307 ft from threshold, 177 ft left of centerline, clearance slope 6:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_CLNC_SLOPE","old":"7","new":"6"},{"field":"OBSTN_HGT","old":"15","new":"17"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"baef06be8f80","priority":"fyi","category":"runway","kind":"changed","summary":"runway 06: controlling obstacle changed (now 62 ft tall, 248 ft from threshold, 239 ft left of centerline, clearance slope 0:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_HGT","old":"61","new":"62"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"356ea04828a5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 24: controlling obstacle changed (now 15 ft tall, 307 ft from threshold, 177 ft left of centerline, clearance slope 7:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_CLNC_SLOPE","old":"8","new":"7"},{"field":"OBSTN_HGT","old":"12","new":"15"}]}],"first_cycle":"2025-05-15","last_cycle":"2026-05-14"}