{"schema_version":1,"airport":"4M7","entries":[{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"d53b5c685061","priority":"action","category":"airport","kind":"changed","summary":"attended days: ALL -> MON-FRI","source":"APT_ATT","fields":[{"field":"DAY","old":"ALL","new":"MON-FRI"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"1a958327b750","priority":"fyi","category":"airport","kind":"changed","summary":"airframe repair: none -> minor; engine repair: none -> minor","source":"APT_BASE","fields":[{"field":"AIRFRAME_REPAIR_SER_CODE","old":"NONE","new":"MINOR"},{"field":"PWR_PLANT_REPAIR_SER","old":"NONE","new":"MINOR"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"af2724550e79","priority":"fyi","category":"remark","kind":"added","summary":"new remark: LANDLINE","source":"APT_RMK","original":"LANDLINE"},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"b374cd914603","priority":"fyi","category":"runway","kind":"changed","summary":"runway 25: controlling obstacle changed (now , clearance slope 20:1); controlling obstacle: TREES -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":""},{"field":"CNTRLN_OFFSET","old":"249","new":""},{"field":"DIST_FROM_THR","old":"270","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"8","new":"20"},{"field":"OBSTN_HGT","old":"8","new":""},{"field":"OBSTN_TYPE","old":"TREES","new":""}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"40bfbeded789","priority":"action","category":"remark","kind":"changed","summary":"remark updated: Approach and departure service is provided by Memphis ARTCC on frequencies 133.85/285.5 (NASHVILLE RCAG).","source":"ATC_RMK","original":"APCH/DEP SVC PRVDD BY MEMPHIS ARTCC ON FREQS 133.85/285.5 (NASHVILLE RCAG).","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY MEMPHIS ARTCC ON FREQS 133.85/317.6 (NASHVILLE RCAG).","new":"APCH/DEP SVC PRVDD BY MEMPHIS ARTCC ON FREQS 133.85/285.5 (NASHVILLE RCAG)."}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"7aad10fbc0c8","priority":"action","category":"frequency","kind":"changed","summary":"remark: APCH/DEP SVC PRVDD BY MEMPHIS ARTCC ON FREQS 133.85/317.6 (NASHVILLE RCAG). -> APCH/DEP SVC PRVDD BY MEMPHIS ARTCC ON FREQS 133.85/285.5 (NASHVILLE RCAG).","source":"FRQ","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY MEMPHIS ARTCC ON FREQS 133.85/317.6 (NASHVILLE RCAG).","new":"APCH/DEP SVC PRVDD BY MEMPHIS ARTCC ON FREQS 133.85/285.5 (NASHVILLE RCAG)."}]}],"first_cycle":"2024-12-26","last_cycle":"2026-03-19"}