<?xml version="1.0" encoding="UTF-8" standalone="yes"?><AIXMBasicMessage xmlns="http://www.aixm.aero/schema/5.1/message" xmlns:aixm="http://www.aixm.aero/schema/5.1" xmlns:event="http://www.aixm.aero/schema/5.1/event" xmlns:fns="urn:us.gov.dot.faa.aim.fns" xmlns:fnse="http://www.aixm.aero/schema/5.1/extensions/FAA/FNSE" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:gts="http://www.isotc211.org/2005/gts" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" gml:id="NMS_ID_7471255227614102"><gml:boundedBy xsi:nil="true"/><hasMember><aixm:ObstacleArea gml:id="OA01_7471255227614102"><gml:identifier codeSpace="urn:uuid:">ad3baa0b-ac30-43ac-bf6a-52b85b3e4247</gml:identifier><gml:boundedBy xsi:nil="true"/><aixm:timeSlice><aixm:ObstacleAreaTimeSlice gml:id="OA01_TS01_7471255227614102"><gml:validTime><gml:TimePeriod gml:id="OA01_TS01_TP01_7471255227614102"><gml:beginPosition>2026-07-30T12:00:00.000Z</gml:beginPosition><gml:endPosition>2026-07-30T18:30:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>TEMPDELTA</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><aixm:reference_ownerAirport xlink:href="#Airport_1_7471255227614102"/><aixm:obstacle xlink:href="#VerticalStructureType_9_7471255227614102"/><aixm:extension><event:ObstacleAreaExtension gml:id="OAE_1_7471255227614102"><event:theEvent xlink:href="#Event_1_7471255227614102"/></event:ObstacleAreaExtension></aixm:extension></aixm:ObstacleAreaTimeSlice></aixm:timeSlice></aixm:ObstacleArea></hasMember><hasMember><aixm:VerticalStructure gml:id="VerticalStructureType_9_7471255227614102"><gml:identifier codeSpace="urn:uuid:">5569f13d-76c3-470e-b311-5a2e0d8f9425</gml:identifier><gml:boundedBy xsi:nil="true"/><aixm:timeSlice><aixm:VerticalStructureTimeSlice gml:id="VerticalStructureTimeSliceType_10_7471255227614102"><gml:validTime><gml:TimePeriod gml:id="TimePeriodType_11_7471255227614102"><gml:beginPosition>2026-07-30T12:00:00.000Z</gml:beginPosition><gml:endPosition>2026-07-30T18:30:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>TEMPDELTA</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><aixm:annotation><aixm:Note gml:id="NOTES_2_7471255227614102"><aixm:propertyName>operationalStatus</aixm:propertyName><aixm:purpose>DESCRIPTION</aixm:purpose><aixm:translatedNote><aixm:LinguisticNote gml:id="NOTES_LN_2_7471255227614102"><aixm:note>0.5 NM</aixm:note></aixm:LinguisticNote></aixm:translatedNote></aixm:Note></aixm:annotation><aixm:annotation><aixm:Note gml:id="NOTES_3_7471255227614102"><aixm:propertyName>operationalStatus</aixm:propertyName><aixm:purpose>DESCRIPTION</aixm:purpose><aixm:translatedNote><aixm:LinguisticNote gml:id="NOTES_LN_3_7471255227614102"><aixm:note>NNW_SIDE</aixm:note></aixm:LinguisticNote></aixm:translatedNote></aixm:Note></aixm:annotation><aixm:lightingAvailability><aixm:VerticalStructureLightingStatus gml:id="VerticalStructureLightingStatusType_12_7471255227614102"><aixm:annotation><aixm:Note gml:id="DOD_Note_1_7471255227614102"><aixm:propertyName>operationalStatus</aixm:propertyName><aixm:purpose>REMARK</aixm:purpose><aixm:translatedNote><aixm:LinguisticNote gml:id="DOD_LN_1_7471255227614102"><aixm:note>BLDG 1652</aixm:note></aixm:LinguisticNote></aixm:translatedNote></aixm:Note></aixm:annotation><aixm:status>OTHER:FLAGGED_UNLIGHTED</aixm:status></aixm:VerticalStructureLightingStatus></aixm:lightingAvailability><aixm:extension><event:VerticalStructureExtension gml:id="VSE_1_7471255227614102"><event:theEvent xlink:href="#Event_1_7471255227614102"/></event:VerticalStructureExtension></aixm:extension></aixm:VerticalStructureTimeSlice></aixm:timeSlice><aixm:timeSlice><aixm:VerticalStructureTimeSlice gml:id="VerticalStructureTimeSliceType_13_7471255227614102"><gml:validTime><gml:TimeInstant gml:id="TimeInstantType_14_7471255227614102"><gml:timePosition>2026-07-27T17:46:17.924Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:type>CRANE</aixm:type><aixm:part><aixm:VerticalStructurePart gml:id="VerticalStructurePartType_15_7471255227614102"><aixm:verticalExtent uom="FT">105</aixm:verticalExtent><aixm:horizontalProjection_location><aixm:ElevatedPoint gml:id="ElevatedPointType_16_7471255227614102" srsDimension="2" srsName="urn:ogc:def:crs:EPSG::4326"><gml:pos>38.2825 -76.4275</gml:pos></aixm:ElevatedPoint></aixm:horizontalProjection_location></aixm:VerticalStructurePart></aixm:part></aixm:VerticalStructureTimeSlice></aixm:timeSlice></aixm:VerticalStructure></hasMember><hasMember><aixm:AirportHeliport gml:id="Airport_1_7471255227614102"><gml:identifier codeSpace="urn:uuid:">9df0be87-00a0-435d-b823-ab98f7040419</gml:identifier><gml:boundedBy xsi:nil="true"/><aixm:timeSlice><aixm:AirportHeliportTimeSlice gml:id="Airport_TS_1_7471255227614102"><gml:validTime><gml:TimeInstant gml:id="Airport_TS_TI_1_7471255227614102"><gml:timePosition>2026-07-27T17:46:17.924Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:designator>NHK</aixm:designator><aixm:name>PATUXENT RIVER NAS (TRAPNELL FLD)</aixm:name><aixm:locationIndicatorICAO>KNHK</aixm:locationIndicatorICAO><aixm:ARP><aixm:ElevatedPoint gml:id="EP01_7471255227614102" srsDimension="2" srsName="urn:ogc:def:crs:EPSG::4326"><gml:pos>38.2863336111111 -76.4099713888889</gml:pos></aixm:ElevatedPoint></aixm:ARP><aixm:extension><event:AirportHeliportExtension gml:id="AHE_EVENT_1_7471255227614102"><event:theEvent xlink:href="#Event_1_7471255227614102"/></event:AirportHeliportExtension></aixm:extension></aixm:AirportHeliportTimeSlice></aixm:timeSlice></aixm:AirportHeliport></hasMember><hasMember><event:Event gml:id="Event_1_7471255227614102"><gml:identifier codeSpace="urn:uuid:">8d73f067-62b8-40bb-9066-1fa03bd58572</gml:identifier><gml:boundedBy xsi:nil="true"/><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_7471255227614102"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_7471255227614102"><gml:beginPosition>2026-07-30T12:00:00.000Z</gml:beginPosition><gml:endPosition>2026-07-30T18:30:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>462</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_7471255227614102"><event:series>M</event:series><event:number>871</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-07-27T17:46:00.000Z</event:issued><event:affectedFIR>ZDC</event:affectedFIR><event:selectionCode>QOBXX</event:selectionCode><event:traffic>IV</event:traffic><event:purpose>M</event:purpose><event:scope>AE</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>999</event:maximumFL><event:coordinates>3817N07624W</event:coordinates><event:radius>5</event:radius><event:location>NHK</event:location><event:effectiveStart>202607301200</event:effectiveStart><event:effectiveEnd>202607301830</event:effectiveEnd><event:text>OBSTACLE CRANE 381657N0762539W&#13;
 (.5NM NORTH NORTHWEST KNHK) UNKNOWN MSL&#13;
 (105FT AGL) FLAGGED AND UNLIGHTED BLDG 1652</event:text><event:translation><event:NOTAMTranslation gml:id="NT01_7471255227614102"><event:type>LOCAL_FORMAT</event:type><event:simpleText>!KNHK M0871/26 NHK OBST CRANE 381657N0762539W (.5NM NNW NHK) UNKNOWN MSL&#13;
 (105FT AGL) FLAGGED AND NOT LGTD BLDG 1652 2607301200-2607301830</event:simpleText></event:NOTAMTranslation></event:translation><event:translation><event:NOTAMTranslation gml:id="NT02_7471255227614102"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div xmlns:html="http://www.w3.org/1999/xhtml">M0871/26 NOTAMN &#13;
Q) ZDC/QOBXX/IV/M/AE/000/999/3817N07624W005 &#13;
A) KNHK &#13;
B) 2607301200 &#13;
C) 2607301830 &#13;
E) OBSTACLE CRANE 381657N0762539W&#13;
 (.5NM NORTH NORTHWEST KNHK) UNKNOWN MSL&#13;
 (105FT AGL) FLAGGED AND UNLIGHTED BLDG 1652</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="ext_01_7471255227614102"><fnse:classification>MIL</fnse:classification><fnse:accountId>KNHK</fnse:accountId><fnse:airportname>PATUXENT RIVER NAS (TRAPNELL FLD)</fnse:airportname><fnse:lastUpdated>2026-07-27T17:46:00.000Z</fnse:lastUpdated><fnse:icaoLocation>KNHK</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></hasMember></AIXMBasicMessage>