Instrument Landing System (ILS) seen on of the United States, Puerto Rico, and Virgin Islands' EnRoute charts.
<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>Current Effective Date: 0901Z 05 Oct 2023 to 0901Z 30 Nov 2023</SPAN></P><P><SPAN>The ILS system provides both course and altitude guidance to a specific runway. ILS system is used to execute a precision instrument approach procedure or precision approach. This ILS data is provided as a geospatial-enabled vector file format. ILS information is published every eight weeks by the U.S. Department of Transportation, Federal Aviation Administration-Aeronautical Information Services. </SPAN></P><P><SPAN /></P></DIV></DIV></DIV>
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