{"schema_version":1,"airport":"HXD","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"af4903b642e2","priority":"ifr","category":"chart","kind":"changed","summary":"approach LOC RWY 21 redrawn (still amdt 6)","source":"D-TPP","chart":{"code":"IAP","name":"LOC RWY 21","amdt":"6","pdf":"https://aeronav.faa.gov/d-tpp/2609/05709L21.PDF"}},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"6f82b88796bd","priority":"action","category":"weather","kind":"changed","summary":"weather station type: AWOS-3P -> AWOS-3PT","source":"AWOS","fields":[{"field":"ASOS_AWOS_TYPE","old":"AWOS-3P","new":"AWOS-3PT"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"a5367f9303ba","priority":"action","category":"frequency","kind":"changed","summary":"frequency 121.4 now listed for HXD AWOS-3PT (was HXD AWOS-3P); served facility type: AWOS-3P -> AWOS-3PT","source":"FRQ","fields":[{"field":"FREQ_USE","old":"HXD AWOS-3P","new":"HXD AWOS-3PT"},{"field":"SERVICED_SITE_TYPE","old":"AWOS-3P","new":"AWOS-3PT"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"e856de242f39","priority":"action","category":"remark","kind":"changed","summary":"remark updated: ACTVT REILS RWY 03 & 21; PAPI RWY 03 & 21; MIRL RWY 03/21 - CTAF.","source":"APT_RMK","original":"ACTVT REILS RWY 03 & 21; PAPI RWY 03 & 21; MIRL RWY 03/21 - CTAF.","fields":[{"field":"REMARK","old":"ACTVT MIRL 03/21 AND REIL RYS 03 & 21 - CTAF.","new":"ACTVT REILS RWY 03 & 21; PAPI RWY 03 & 21; MIRL RWY 03/21 - CTAF."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"712b03f51f27","priority":"action","category":"frequency","kind":"changed","summary":"remark: ACTVT MIRL 03/21 AND REIL RYS 03 & 21 - CTAF. -> ACTVT REILS RWY 03 & 21; PAPI RWY 03 & 21; MIRL RWY 03/21 - CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT MIRL 03/21 AND REIL RYS 03 & 21 - CTAF.","new":"ACTVT REILS RWY 03 & 21; PAPI RWY 03 & 21; MIRL RWY 03/21 - CTAF."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"7487f974ffa2","priority":"action","category":"navaid","kind":"changed","summary":"runway 21: approach bearing: 213.05 -> 213.06° magnetic","source":"ILS_BASE","fields":[{"field":"APCH_BEAR","old":"213.05","new":"213.06"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"a5b81df8cae6","priority":"fyi","category":"runway","kind":"changed","summary":"runway 03: runway end elevation: 18.9 -> 18.8 ft MSL; touchdown zone elevation: 19.4 -> 19.3 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"18.9","new":"18.8"},{"field":"TDZ_ELEV","old":"19.4","new":"19.3"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"1c31db8a225c","priority":"fyi","category":"runway","kind":"changed","summary":"runway 21: runway end elevation: 11.2 -> 11.1 ft MSL; threshold crossing height: 40 -> 35 ft AGL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"11.2","new":"11.1"},{"field":"THR_CROSSING_HGT","old":"40","new":"35"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"8b8301860b03","priority":"ifr","category":"route","kind":"changed","summary":"preferred IFR routes: 2 added","source":"PFR","details":["new preferred IFR route IAD -> HXD: IAD JCOBY4 SCOOB GUILD Q409 SESUE SOOOP HXD","new preferred IFR route IAD -> HXD: IAD JDUBB4 RRSIN GSO CTF CANTR PLZZZ HXD"]}],"first_cycle":"2024-10-31","last_cycle":"2026-09-03"}