<AIXMBasicMessage gml:id="NMS_ID_1770974210811503"><gml:boundedBy xsi:nil="true"/><hasMember><event:Event gml:id="Event_1_1770974210811503"><gml:identifier codeSpace="urn:uuid:">e4b81f6e-9d0d-4b86-936c-1d34229fea72</gml:identifier><gml:boundedBy xsi:nil="true"/><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_1770974210811503"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_1770974210811503"><gml:beginPosition>2026-04-02T09:00:00.000Z</gml:beginPosition><gml:endPosition>2026-04-16T21:30:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>6000</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_1770974210811503"><event:series>A</event:series><event:number>618</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-02-13T09:16:00.000Z</event:issued><event:affectedFIR>EGTT</event:affectedFIR><event:selectionCode>QWULW</event:selectionCode><event:traffic>IV</event:traffic><event:purpose>BO</event:purpose><event:scope>AW</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>005</event:maximumFL><event:coordinates>5129N00038W</event:coordinates><event:radius>001</event:radius><event:location>EGLL</event:location><event:effectiveStart>202604020900</event:effectiveStart><event:effectiveEnd>202604162130</event:effectiveEnd><event:schedule>0900-2130</event:schedule><event:text>UAS SWARM OPR WI 0.15NM RADIUS OF 512924N 0003803W (WINDSOR 
RACECOURSE, WINDSOR). SWARM MADE UP OF 600 UAS. MAX HGT 400FT AGL. 
FOR INFO 07738 612566. AR-2026-1154/01.</event:text><event:lowerLimit>SFC</event:lowerLimit><event:upperLimit>500FT AMSL</event:upperLimit><event:translation><event:NOTAMTranslation gml:id="NT02_1770974210811503"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div xmlns:html="http://www.w3.org/1999/xhtml">&lt;pre&gt;
A0618/26 NOTAMN
Q) EGTT/QWULW/IV/BO /AW/000/005/5129N00038W001
A) EGLL B) 2604020900 C) 2604162130
D) 0900-2130
E) UAS SWARM OPR WI 0.15NM RADIUS OF 512924N 0003803W (WINDSOR 
RACECOURSE, WINDSOR). SWARM MADE UP OF 600 UAS. MAX HGT 400FT AGL. 
FOR INFO 07738 612566. AR-2026-1154/01.
F) SFC G) 500FT AMSL
&lt;/pre&gt;</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="ext_01_1770974210811503"><fnse:classification>INTL</fnse:classification><fnse:accountId>EGGNYNYX</fnse:accountId><fnse:airportname>HEATHROW</fnse:airportname><fnse:originID>EUECYIYN</fnse:originID><fnse:lastUpdated>2026-02-13T09:16:00.000Z</fnse:lastUpdated><fnse:icaoLocation>EGLL</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></hasMember></AIXMBasicMessage>