{"schema_version":1,"airport":"57IN","entries":[{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"3a328cf14629","priority":"action","category":"tower","kind":"changed","summary":"approach/departure control now provided by HUF (was ZID); approach/departure control: INDIANAPOLIS ARTCC (ZID) -> HULMAN (HUF, airport with ATCT)","source":"ATC_BASE","fields":[{"field":"APCH_P_PROVIDER","old":"ZID","new":"HUF"},{"field":"APCH_P_PROV_TYPE_CD","old":"C","new":"A"},{"field":"DEP_P_PROVIDER","old":"ZID","new":"HUF"},{"field":"DEP_P_PROV_TYPE_CD","old":"C","new":"A"},{"field":"PRIMARY_APCH_RADIO_CALL","old":"INDIANAPOLIS ARTCC","new":"HULMAN"},{"field":"PRIMARY_DEP_RADIO_CALL","old":"INDIANAPOLIS ARTCC","new":"HULMAN"}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"00f7be83c7d8","priority":"action","category":"frequency","kind":"removed","summary":"frequency 124.775 (HENRYVILLE RCAG) removed","source":"FRQ"},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"c0ae705fa808","priority":"action","category":"frequency","kind":"added","summary":"frequency 128.025 (APCH/P DEP/P) added","source":"FRQ"},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"d342656a5fb2","priority":"action","category":"remark","kind":"removed","summary":"remark removed: APCH/DEP SVC PRVDD BY HULMAN APCH (HUF) ON 128.025 (BLOOMINGTON RCAG).","source":"ATC_RMK","original":"APCH/DEP SVC PRVDD BY HULMAN APCH (HUF) ON 128.025 (BLOOMINGTON RCAG)."},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"574542198728","priority":"action","category":"remark","kind":"changed","summary":"remark updated: APCH/DEP SVC PRVDD BY HULMAN APCH (HUF) ON 128.025 (BLOOMINGTON RCAG).","source":"ATC_RMK","original":"APCH/DEP SVC PRVDD BY HULMAN APCH (HUF) ON 128.025 (BLOOMINGTON RCAG).","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY INDIANAPOLIS ARTCC (ZID) ON 124.775 (HENRYVILLE RCAG).","new":"APCH/DEP SVC PRVDD BY HULMAN APCH (HUF) ON 128.025 (BLOOMINGTON RCAG)."}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"538658717774","priority":"action","category":"frequency","kind":"changed","summary":"remark: APCH/DEP SVC PRVDD BY INDIANAPOLIS ARTCC (ZID) ON 124.775 (HENRYVILLE RCAG). -> none","source":"FRQ","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY INDIANAPOLIS ARTCC (ZID) ON 124.775 (HENRYVILLE RCAG).","new":""}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"4b8ecc8774e2","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR CD CTC HULMAN APCH AT 812-877-7581.","source":"APT_RMK","original":"FOR CD CTC HULMAN APCH AT 812-877-7581.","fields":[{"field":"REMARK","old":"FOR CD CTC INDIANAPOLIS ARTCC AT 317-247-2411.","new":"FOR CD CTC HULMAN APCH AT 812-877-7581."}]}],"first_cycle":"2025-07-10","last_cycle":"2025-09-04"}