{"schema_version":1,"airport":"23N","entries":[{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"4d3e5651dd1c","priority":"fyi","category":"airport","kind":"changed","summary":"name changed: Shelley Larose Arken -> Robert Schneider","source":"APT_CON","fields":[{"field":"NAME","old":"SHELLEY LAROSE ARKEN","new":"ROBERT SCHNEIDER"}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"aaa6a6f4b3b6","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: A controlling obstacle exceeds a 45 degree slope.","source":"APT_RMK","original":"CTLG OBSTN EXCEEDS A 45 DEG SLP.","fields":[{"field":"REMARK","old":"12:1 SLP TO DTHR; 54 FT TREES 141 FT FM RWY 97 FT LEFT.","new":"CTLG OBSTN EXCEEDS A 45 DEG SLP."}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"5242db830fcc","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: RWY 36 CLNC SLOPE 10:1 TO DTHR.","source":"APT_RMK","original":"RWY 36 CLNC SLOPE 10:1 TO DTHR.","fields":[{"field":"REMARK","old":"RWY 36 CLNC SLOPE 14:1 TO DTHR.","new":"RWY 36 CLNC SLOPE 10:1 TO DTHR."}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"707337b91d73","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18: controlling obstacle changed (now 51 ft tall, 355 ft from threshold, 129 ft right of centerline, clearance slope 6:1)","source":"APT_RWY_END","fields":[{"field":"DIST_FROM_THR","old":"143","new":"355"},{"field":"OBSTN_CLNC_SLOPE","old":"2","new":"6"},{"field":"OBSTN_HGT","old":"52","new":"51"}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"5c30320c335b","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle changed (now 52 ft tall, 10 ft from threshold, 40 ft left of centerline, clearance slope 0:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"B","new":"L"},{"field":"CNTRLN_OFFSET","old":"88","new":"40"},{"field":"DIST_FROM_THR","old":"50","new":"10"},{"field":"OBSTN_CLNC_SLOPE","old":"1","new":"0"},{"field":"OBSTN_HGT","old":"48","new":"52"}]}],"first_cycle":"2025-08-07","last_cycle":"2025-08-07"}