<?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_1775826356967728"><gml:boundedBy xsi:nil="true"/><hasMember><event:Event gml:id="Event_1_1775826356967728"><gml:identifier codeSpace="urn:uuid:">da95e852-53d1-41a4-8b80-ea785c56ffea</gml:identifier><gml:boundedBy xsi:nil="true"/><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_1775826356967728"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_1775826356967728"><gml:beginPosition>2026-04-13T08:00:00.000Z</gml:beginPosition><gml:endPosition>2026-04-16T13:00:00.000Z</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_1775826356967728"><event:series>H</event:series><event:number>1607</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-04-10T13:05:00.000Z</event:issued><event:affectedFIR>EGTT</event:affectedFIR><event:selectionCode>QWLLW</event:selectionCode><event:traffic>IV</event:traffic><event:purpose>NBO</event:purpose><event:scope>W</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>999</event:maximumFL><event:coordinates>5323N00126W</event:coordinates><event:radius>002</event:radius><event:location>EGTT</event:location><event:effectiveStart>202604130800</event:effectiveStart><event:effectiveEnd>202604161300</event:effectiveEnd><event:schedule>0800-1300</event:schedule><event:text>MET BALLOON RELEASE/S WI 1NM RADIUS OF 532322N 0012610W 
(SHEFFIELD). THIS ACTIVITY WILL NOT BE WHOLLY CONTAINED WI LATERAL 
DIMENSION AS NOTIFIED. ASSOCIATED EQUIPMENT WILL SUBSEQUENTLY 
DESCEND BY PARACHUTE. FOR INFO 0114 213 1050. AR-2025-5247/33.</event:text><event:lowerLimit>SFC</event:lowerLimit><event:upperLimit>UNL</event:upperLimit><event:translation><event:NOTAMTranslation gml:id="NT02_1775826356967728"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div xmlns:html="http://www.w3.org/1999/xhtml">&lt;pre&gt;
H1607/26 NOTAMN
Q) EGTT/QWLLW/IV/NBO/W /000/999/5323N00126W002
A) EGTT B) 2604130800 C) 2604161300
D) 0800-1300
E) MET BALLOON RELEASE/S WI 1NM RADIUS OF 532322N 0012610W 
(SHEFFIELD). THIS ACTIVITY WILL NOT BE WHOLLY CONTAINED WI LATERAL 
DIMENSION AS NOTIFIED. ASSOCIATED EQUIPMENT WILL SUBSEQUENTLY 
DESCEND BY PARACHUTE. FOR INFO 0114 213 1050. AR-2025-5247/33.
F) SFC G) UNL
&lt;/pre&gt;</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="ext_01_1775826356967728"><fnse:classification>INTL</fnse:classification><fnse:accountId>EGGNYNYX</fnse:accountId><fnse:airportname>LONDON ATCC</fnse:airportname><fnse:originID>EUECYIYN</fnse:originID><fnse:lastUpdated>2026-04-10T13:05:00.000Z</fnse:lastUpdated><fnse:icaoLocation>EGTT</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></hasMember></AIXMBasicMessage>