{"schema_version":1,"airport":"CO51","entries":[{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"18dcf00523dc","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: markings now in good condition","source":"APT_RWY_END","fields":[{"field":"RWY_MARKING_COND","old":"","new":"GOOD"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"18fe2dcc6c1e","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: runway end elevation: 10400 -> 10357 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"10400","new":"10357"}]}],"first_cycle":"2025-05-15","last_cycle":"2025-09-04"}