<AIXMBasicMessage gml:id="NMS_ID_1776314566993733"><gml:boundedBy xsi:nil="true"/><hasMember><event:Event gml:id="Event_1_1776314566993733"><gml:identifier codeSpace="urn:uuid:">6586b68e-74c0-4352-a6ff-bc1d6170d59e</gml:identifier><gml:boundedBy xsi:nil="true"/><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_1776314566993733"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_1776314566993733"><gml:beginPosition>2026-04-21T03:00:00.000Z</gml:beginPosition><gml:endPosition>2026-04-23T06:00:00.000Z</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_1776314566993733"><event:series>J</event:series><event:number>1796</event:number><event:year>2026</event:year><event:type>R</event:type><event:issued>2026-04-16T04:41:00.000Z</event:issued><event:affectedFIR>YBBB</event:affectedFIR><event:selectionCode>QFAXX</event:selectionCode><event:traffic>IV</event:traffic><event:purpose>NBO</event:purpose><event:scope>A</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>999</event:maximumFL><event:coordinates>2738S15243E</event:coordinates><event:radius>005</event:radius><event:location>YAMB</event:location><event:effectiveStart>202604210300</event:effectiveStart><event:effectiveEnd>202604230600</event:effectiveEnd><event:schedule>2604210300 TO 2604210600 2604212200 TO 2604220600 2604222200 TO 2604230600</event:schedule><event:text>ENGINE TEST CELL OPS (ETC1) ACT WILL TAKE PLACE
ENGINE TEST CELL (ETC1)LOCATED PSN 273854S 1524250E BRG 240 MAG
285M FM THR RWY 33.
FLASHING BEACON WILL BE ON DURING ETC1 OPERATION AND NOTIFIED ON ATIS
WHEN ATC IS ACTIVE.
ACFT OVERFLYING ETC1 DURING OPERATION MAY EXPERIENCE:
-MOD TURB BELOW 873FT AGL (964FT AMSL) WITHIN 79M
-SEV TURB BELOW 131FT AGL (222FT AMSL) WITHIN 17M
-EXTREME TURB BELOW 66FT AGL (157FT AMSL) WITHIN 9M
PILOTS ARE TO REMAIN VISUALLY CLEAR WHEN BELOW 1000FT AMSL (REMAINING
EAST OF TWY A WILL KEEP FLIGHT PATH CLEAR).
IF UNABLE TO REMAIN VISUALLY CLEAR:
-ADVISE ATC (IF ATC ACTIVE)
-CIRCUIT OPERATIONS NOT AVBL 
-PRACTICE INSTRUMENT APPROACHES NOT AVBL
DURING COMMON TFC ADVISORY FREQ (CTAF) ALL IAP PROTECTION SURFACES
ARE INFRINGED IAP NOT AVBL IN
IMC, MIL ACFT CONDUCT IAP AT OWN RISK.
PLUME HAZARD OCCASIONALLY EXTENDS BEYOND THAT DEFINED ABOVE (EXPECTED
DURATION 2MIN) - ATC WILL ACTIVATE AND PROVIDE SEGREGATION TO
TERMINAL AIR TRAFFIC.
NO CONCURRENT CIVIL OPS WHILST ETC1 IS IN OPERATION WITHOUT PRIOR
APPROVAL.
ILS-Z AND LOC-Z RWY 15 NOT AVBL TO CIVILIAN ACFT DUE
HAZARDOUS PLUME INFRINGING INSTRUMENT APPROACH PROTECTION SERVICES.
ALL REQUESTS FOR CIVIL OPS DURING NOTAM PERIOD ARE TO CONTACT THE AIR
BASE OPERATIONS CENTRE ON TEL: (07) 5361 2888 OR AMB.ABOC
(AT) DEFENCE.GOV.AU ETC1 MAY BE CONTACTED AT (07) 5362 9628 OR (07)
5362 8678 TO STOP OPS IF REQUIRED WITH 5MIN PN.</event:text><event:translation><event:NOTAMTranslation gml:id="NT02_1776314566993733"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div xmlns:html="http://www.w3.org/1999/xhtml">&lt;pre&gt;
J1796/26 NOTAMR J1795/26
Q) YBBB/QFAXX/IV/NBO/A/000/999/2738S15243E005
A) YAMB
B) 2604210300 C) 2604230600
D) 2604210300 TO 2604210600
   2604212200 TO 2604220600
   2604222200 TO 2604230600
E) ENGINE TEST CELL OPS (ETC1) ACT WILL TAKE PLACE
ENGINE TEST CELL (ETC1)LOCATED PSN 273854S 1524250E BRG 240 MAG
285M FM THR RWY 33.
FLASHING BEACON WILL BE ON DURING ETC1 OPERATION AND NOTIFIED ON ATIS
WHEN ATC IS ACTIVE.
ACFT OVERFLYING ETC1 DURING OPERATION MAY EXPERIENCE:
-MOD TURB BELOW 873FT AGL (964FT AMSL) WITHIN 79M
-SEV TURB BELOW 131FT AGL (222FT AMSL) WITHIN 17M
-EXTREME TURB BELOW 66FT AGL (157FT AMSL) WITHIN 9M
PILOTS ARE TO REMAIN VISUALLY CLEAR WHEN BELOW 1000FT AMSL (REMAINING
EAST OF TWY A WILL KEEP FLIGHT PATH CLEAR).
IF UNABLE TO REMAIN VISUALLY CLEAR:
-ADVISE ATC (IF ATC ACTIVE)
-CIRCUIT OPERATIONS NOT AVBL 
-PRACTICE INSTRUMENT APPROACHES NOT AVBL
DURING COMMON TFC ADVISORY FREQ (CTAF) ALL IAP PROTECTION SURFACES
ARE INFRINGED IAP NOT AVBL IN
IMC, MIL ACFT CONDUCT IAP AT OWN RISK.
PLUME HAZARD OCCASIONALLY EXTENDS BEYOND THAT DEFINED ABOVE (EXPECTED
DURATION 2MIN) - ATC WILL ACTIVATE AND PROVIDE SEGREGATION TO
TERMINAL AIR TRAFFIC.
NO CONCURRENT CIVIL OPS WHILST ETC1 IS IN OPERATION WITHOUT PRIOR
APPROVAL.
ILS-Z AND LOC-Z RWY 15 NOT AVBL TO CIVILIAN ACFT DUE
HAZARDOUS PLUME INFRINGING INSTRUMENT APPROACH PROTECTION SERVICES.
ALL REQUESTS FOR CIVIL OPS DURING NOTAM PERIOD ARE TO CONTACT THE AIR
BASE OPERATIONS CENTRE ON TEL: (07) 5361 2888 OR AMB.ABOC
(AT) DEFENCE.GOV.AU ETC1 MAY BE CONTACTED AT (07) 5362 9628 OR (07)
5362 8678 TO STOP OPS IF REQUIRED WITH 5MIN PN.
&lt;/pre&gt;</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="ext_01_1776314566993733"><fnse:classification>INTL</fnse:classification><fnse:accountId>YBBBZEZX</fnse:accountId><fnse:airportname>AMBERLEY</fnse:airportname><fnse:originID>YBBBZEZX</fnse:originID><fnse:lastUpdated>2026-04-16T04:42:00.000Z</fnse:lastUpdated><fnse:icaoLocation>YAMB</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></hasMember></AIXMBasicMessage>