<?xml version="1.0" encoding="UTF-8" standalone="yes"?><message:AIXMBasicMessage xmlns:message="http://www.aixm.aero/schema/5.1/message" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:aixm="http://www.aixm.aero/schema/5.1" xmlns:event="http://www.aixm.aero/schema/5.1/event" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fns="urn:us.gov.dot.faa.aim.fns" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:html="http://www.w3.org/1999/xhtml" xmlns:fnse="http://www.aixm.aero/schema/5.1/extensions/FAA/FNSE" xsi:schemaLocation="http://www.aixm.aero/schema/5.1/message https://aixm-xsd.cgifederal-aim.com/AIXM_BasicMessage.xsd" gml:id="NMS_ID_9713194564170396"><message:hasMember><event:Event gml:id="Event_1_9713194564170396"><gml:identifier codeSpace="urn:uuid:">49e31a59-3c31-4042-8e6b-ea908b84b966</gml:identifier><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_9713194564170396"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_9713194564170396"><gml:beginPosition>2026-09-06T00:29:00.000Z</gml:beginPosition><gml:endPosition>2026-10-21T00:29:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>1</aixm:correctionNumber><event:scenario>980</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_9713194564170396"><event:number>050</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-09-06T00:33:00.000Z</event:issued><event:affectedFIR>ZDC</event:affectedFIR><event:location>AML</event:location><event:effectiveStart>202609060029</event:effectiveStart><event:effectiveEnd>202610210029</event:effectiveEnd><event:text>OBST TOWER LGT (ASN UNKNOWN) 384054N0772054W (8.1NM ESE HEF) 558FT (240FT AGL) U/S</event:text><event:translation><event:NOTAMTranslation gml:id="NT_1_9713194564170396"><event:type>LOCAL_FORMAT</event:type><event:simpleText>!IAD 09/050 AML OBST TOWER LGT (ASN UNKNOWN) 384054N0772054W (8.1NM ESE HEF) 558FT (240FT AGL) U/S 2609060029-2610210029</event:simpleText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="FNSE_1_9713194564170396"><fnse:classification>DOM</fnse:classification><fnse:accountId>IAD</fnse:accountId><fnse:airportname>ARMEL</fnse:airportname><fnse:lastUpdated>2026-09-10T05:29:00.000Z</fnse:lastUpdated><fnse:canceled>2026-09-10T05:29:00.000Z</fnse:canceled><fnse:icaoLocation>KIAD</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></message:hasMember><message:hasMember><aixm:AirportHeliport gml:id="AH_1_9713194564170396"><gml:identifier codeSpace="urn:uuid:">5b6d9c22-ac1e-4a43-9030-bfabda432d05</gml:identifier><aixm:timeSlice><aixm:AirportHeliportTimeSlice gml:id="AH_TS_1_9713194564170396"><gml:validTime><gml:TimeInstant gml:id="AH_TS_TI_1_9713194564170396"><gml:timePosition>2026-09-06T00:33:00.000Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:designator>AML</aixm:designator><aixm:name>ARMEL</aixm:name><aixm:locationIndicatorICAO>KIAD</aixm:locationIndicatorICAO><aixm:ARP><aixm:ElevatedPoint gml:id="EP_1_9713194564170396" srsName="urn:ogc:def:crs:EPSG::4326" srsDimension="2"><gml:pos>38.934592 -77.466702</gml:pos></aixm:ElevatedPoint></aixm:ARP><aixm:extension><event:AirportHeliportExtension gml:id="AHE_EVENT_1_9713194564170396"><event:theEvent xlink:href="#Event_1_9713194564170396"></event:theEvent></event:AirportHeliportExtension></aixm:extension></aixm:AirportHeliportTimeSlice></aixm:timeSlice></aixm:AirportHeliport></message:hasMember></message:AIXMBasicMessage>