<?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_1790875621579000"><message:hasMember><event:Event gml:id="Event_1_1790875621579000"><gml:identifier codeSpace="urn:uuid:">b18f20e3-3210-4059-ba03-773b23285f34</gml:identifier><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_1790875621579000"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_1790875621579000"><gml:beginPosition>2026-10-11T11:17:00.000Z</gml:beginPosition><gml:endPosition>2026-10-31T07:16:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>982</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_1790875621579000"><event:series>A</event:series><event:number>5763</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-10-01T17:26:00.000Z</event:issued><event:affectedFIR>LPPO</event:affectedFIR><event:selectionCode>QRALW</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>3134N02707W</event:coordinates><event:radius>999</event:radius><event:location>LPPO</event:location><event:effectiveStart>202610111117</event:effectiveStart><event:effectiveEnd>202610310716</event:effectiveEnd><event:schedule>11 1117-1812, 15 0346-0716, 17 1430-1800, 21 0333-0703, 25 &#xD;&#xA;1128-1458, 27 1442-1812, 30 1124-1454, 31 0346-0716</event:schedule><event:text>AS PART OF THE EASTERN NORTH ATLANTIC INTERNATIONAL PROJECT, &#xD;&#xA;ATMOSPHERIC RESEARCH UNMANNED BALLOON FLIGHTS WILL BE LAUNCHED FROM &#xD;&#xA;THE GRACIOSA ISLAND ARM (ATMOSPHERIC RADIATION MEASUREMENT) &#xD;&#xA;FACILITY, LOCATED AT POSITION 390528N0280134W. THE LAUNCH HAS TIME &#xD;&#xA;BUFFER OF PLUS 30 MINUTES TO ACCOMMODATE ANY FAILURES THAT MIGHT &#xD;&#xA;CAUSE A DELAY. THE TOTAL PAYLOAD OF THE BALLOON IS ABOUT 410&#xD;&#xA;GRAMS, BEING CLASSIFIED AS LIGHT IN ACCORDANCE WITH ICAO ANNEX2, &#xD;&#xA;APPENDIX 5, NUMBER 1. THE BALLOONS ARE EXPECTED TO CLIMB AT 5 TO 6 &#xD;&#xA;METERS PER SECOND AND REACH UP TO 25 KILOMETERS HIGH WITHIN 120 &#xD;&#xA;MINUTES. AFTER FLIGHT TERMINATION THE DESCENT RATE IS ESTIMATED TO &#xD;&#xA;BE ABOUT 10 METERS PER SECOND. THE TRAJECTORY OF EACH BALLOON WILL &#xD;&#xA;DEPEND ON THE METEOROLOGICAL AND ATMOSPHERIC CONDITIONS AT LAUNCH &#xD;&#xA;TIME AND THE TERMINATION OF THE FLIGHT MAY OCCUR AT A SIGNIFICANT &#xD;&#xA;DISTANCE FROM THE LAUNCHING POSITION.</event:text><event:lowerLimit>SFC</event:lowerLimit><event:upperLimit>25000M AMSL</event:upperLimit><event:translation><event:NOTAMTranslation gml:id="NT_1_1790875621579000"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div>A5763/26 NOTAMN&#xD; Q) LPPO/QRALW/IV/NBO/W /000/821/3134N02707W999&#xD; A) LPPO B) 2610111117 C) 2610310716&#xD; D) 11 1117-1812, 15 0346-0716, 17 1430-1800, 21 0333-0703, 25 &#xD; 1128-1458, 27 1442-1812, 30 1124-1454, 31 0346-0716&#xD; E) AS PART OF THE EASTERN NORTH ATLANTIC INTERNATIONAL PROJECT, &#xD; ATMOSPHERIC RESEARCH UNMANNED BALLOON FLIGHTS WILL BE LAUNCHED FROM &#xD; THE GRACIOSA ISLAND ARM (ATMOSPHERIC RADIATION MEASUREMENT) &#xD; FACILITY, LOCATED AT POSITION 390528N0280134W. THE LAUNCH HAS TIME &#xD; BUFFER OF PLUS 30 MINUTES TO ACCOMMODATE ANY FAILURES THAT MIGHT &#xD; CAUSE A DELAY. THE TOTAL PAYLOAD OF THE BALLOON IS ABOUT 410&#xD; GRAMS, BEING CLASSIFIED AS LIGHT IN ACCORDANCE WITH ICAO ANNEX2, &#xD; APPENDIX 5, NUMBER 1. THE BALLOONS ARE EXPECTED TO CLIMB AT 5 TO 6 &#xD; METERS PER SECOND AND REACH UP TO 25 KILOMETERS HIGH WITHIN 120 &#xD; MINUTES. AFTER FLIGHT TERMINATION THE DESCENT RATE IS ESTIMATED TO &#xD; BE ABOUT 10 METERS PER SECOND. THE TRAJECTORY OF EACH BALLOON WILL &#xD; DEPEND ON THE METEOROLOGICAL AND ATMOSPHERIC CONDITIONS AT LAUNCH &#xD; TIME AND THE TERMINATION OF THE FLIGHT MAY OCCUR AT A SIGNIFICANT &#xD; DISTANCE FROM THE LAUNCHING POSITION.&#xD; F) SFC G) 25000M AMSL</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="FNSE_1_1790875621579000"><fnse:classification>INTL</fnse:classification><fnse:accountId>LPPPYNYX</fnse:accountId><fnse:airportname>SANTA MARIA,OAC/FIC</fnse:airportname><fnse:originID>EUECYIYN</fnse:originID><fnse:qline>LPPO/QRALW/IV/NBO/W /000/821/3134N02707W999</fnse:qline><fnse:lastUpdated>2026-10-01T17:27:00.000Z</fnse:lastUpdated><fnse:icaoLocation>LPPO</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></message:hasMember><message:hasMember><aixm:AirportHeliport gml:id="AH_1_1790875621579000"><gml:identifier codeSpace="urn:uuid:">70863b33-f4e7-4487-ab6f-ac3a121c439d</gml:identifier><aixm:timeSlice><aixm:AirportHeliportTimeSlice gml:id="AH_TS_1_1790875621579000"><gml:validTime><gml:TimeInstant gml:id="AH_TS_TI_1_1790875621579000"><gml:timePosition>2026-10-01T17:26:00.000Z</gml:timePosition></gml:TimeInstant></gml:validTime><aixm:interpretation>SNAPSHOT</aixm:interpretation><aixm:designator>LPPO</aixm:designator><aixm:name>SANTA MARIA,OAC/FIC</aixm:name><aixm:locationIndicatorICAO>LPPO</aixm:locationIndicatorICAO><aixm:ARP><aixm:ElevatedPoint gml:id="EP_1_1790875621579000" srsName="urn:ogc:def:crs:EPSG::4326" srsDimension="2"><gml:pos>31.566667 -27.116667</gml:pos></aixm:ElevatedPoint></aixm:ARP><aixm:extension><event:AirportHeliportExtension gml:id="AHE_EVENT_1_1790875621579000"><event:theEvent xlink:href="#Event_1_1790875621579000"></event:theEvent></event:AirportHeliportExtension></aixm:extension></aixm:AirportHeliportTimeSlice></aixm:timeSlice></aixm:AirportHeliport></message:hasMember></message:AIXMBasicMessage>