{"schema_version":1,"airport":"9MN6","entries":[{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"0bff6f877e0d","priority":"action","category":"runway","kind":"changed","summary":"runway 09/27: length: 2500 -> 1999 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"2500","new":"1999"}]},{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"1e360091264f","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09: Part 77 runway category: utility runway with a visual approach (A(V)) -> none; runway end elevation: none -> 773 ft MSL","source":"APT_RWY_END","fields":[{"field":"FAR_PART_77_CODE","old":"A(V)","new":""},{"field":"RWY_END_ELEV","old":"","new":"773"}]},{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"3380cab3d3f3","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27: Part 77 runway category: utility runway with a visual approach (A(V)) -> none; runway end elevation: none -> 780 ft MSL","source":"APT_RWY_END","fields":[{"field":"FAR_PART_77_CODE","old":"A(V)","new":""},{"field":"RWY_END_ELEV","old":"","new":"780"}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"59472a0c856f","priority":"action","category":"frequency","kind":"added","summary":"frequency 122.9 (CTAF) added","source":"FRQ"},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"78d8a6806a98","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR CD CTC MINNEAPOLIS APCH AT 612-713-4016.","source":"APT_RMK","original":"FOR CD CTC MINNEAPOLIS APCH AT 612-713-4016.","fields":[{"field":"REMARK","old":"FOR CD CTC MINNEAPOLIS APCH AT 612-726-9086.","new":"FOR CD CTC MINNEAPOLIS APCH AT 612-713-4016."}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"d1bc24d9d668","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27: controlling obstacle changed (now 20 ft tall, 1450 ft from threshold)","source":"APT_RWY_END","fields":[{"field":"DIST_FROM_THR","old":"950","new":"1450"}]}],"first_cycle":"2026-03-19","last_cycle":"2026-10-01"}