{"schema_version":1,"airport":"GUS","entries":[{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"7bf9ec1d4e22","priority":"action","category":"navaid","kind":"changed","summary":"GUS (Grissom) navaid: frequency changed:  -> 108.45","source":"NAV_BASE","fields":[{"field":"FREQ","old":"","new":"108.45"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"bfc903e6c550","priority":"action","category":"frequency","kind":"added","summary":"frequency 108.45/21Y (GUS TACAN) added","source":"FRQ"},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"3de08c4af6fd","priority":"action","category":"navaid","kind":"changed","summary":"GUS (Grissom) navaid: now a TACAN (was a VORTAC); frequency changed: 108.45 -> ","source":"NAV_BASE","fields":[{"field":"FREQ","old":"108.45","new":""},{"field":"NAV_TYPE","old":"VORTAC","new":"TACAN"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"0f9472ef69ce","priority":"action","category":"frequency","kind":"removed","summary":"frequency 108.45/21Y (GUS VORTAC) removed","source":"FRQ"},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"3e4d6b82fc4e","priority":"fyi","category":"navaid","kind":"removed","summary":"GUS VOR checkpoint 239°: 0.9 nm twy to rwy 05: removed","source":"NAV_CKPT","fields":[{"field":"NAV_ID","old":"GUS","new":""},{"field":"NAV_TYPE","old":"VORTAC","new":""},{"field":"BRG","old":"239","new":""},{"field":"AIR_GND_CODE","old":"G","new":""},{"field":"CHK_DESC","old":"0.9 NM TWY TO RWY 05.","new":""},{"field":"STATE_CHK_CODE","old":"IN","new":""}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"e14ba6674166","priority":"fyi","category":"navaid","kind":"removed","summary":"GUS VOR checkpoint 36°: 1.1 nm twy to rwy 23: removed","source":"NAV_CKPT","fields":[{"field":"NAV_ID","old":"GUS","new":""},{"field":"NAV_TYPE","old":"VORTAC","new":""},{"field":"BRG","old":"36","new":""},{"field":"AIR_GND_CODE","old":"G","new":""},{"field":"CHK_DESC","old":"1.1 NM TWY TO RWY 23.","new":""},{"field":"STATE_CHK_CODE","old":"IN","new":""}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"6e7dc91ddc47","priority":"fyi","category":"navaid","kind":"removed","summary":"removed navaid remark: MILITARY USE; NO-NOTAM MP; VORTAC .1300-1500Z TUE","source":"NAV_RMK","original":"MILITARY USE; NO-NOTAM MP; VORTAC .1300-1500Z TUE"},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"d93aed408ed4","priority":"fyi","category":"navaid","kind":"removed","summary":"removed navaid remark: VORTAC UNMONITORED 2300-0730.","source":"NAV_RMK","original":"VORTAC UNMONITORED 2300-0730."},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"f93771482bfa","priority":"action","category":"frequency","kind":"removed","summary":"frequency 108.45 (ATIS) removed","source":"FRQ"},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"93cdc3bfdc8c","priority":"action","category":"frequency","kind":"added","summary":"frequency 132.55 (ATIS) added","source":"FRQ"}],"first_cycle":"2025-04-17","last_cycle":"2025-07-10"}