<voe:VOEvent
      ivorn="ivo://nasa.gsfc.gcn/Fermi#GBM_Alert_2025-02-28T07:23:46.16_762420231_69-813"
      role="observation" version="2.0"
      xmlns:voe="http://www.ivoa.net/xml/VOEvent/v2.0"
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      xsi:schemaLocation="http://www.ivoa.net/xml/VOEvent/v2.0  http://www.ivoa.net/xml/VOEvent/VOEvent-v2.0.xsd" >
  <Who>
    <AuthorIVORN>ivo://nasa.gsfc.tan/gcn</AuthorIVORN>
    <Author>
      <shortName>Fermi (via VO-GCN)</shortName>
      <contactName>Julie McEnery</contactName>
      <contactPhone>+1-301-286-1632</contactPhone>
      <contactEmail>Julie.E.McEnery@nasa.gov</contactEmail>
    </Author>
    <Date>2025-02-28T07:24:15</Date>
    <Description>This VOEvent message was created with GCN VOE version: 15.08 17jun22</Description>
  </Who>
  <What>
    <Param name="Packet_Type"     value="110" />
    <Param name="Pkt_Ser_Num"     value="95" />
    <Param name="TrigID"          value="762420231" ucd="meta.id" />
    <Param name="Sequence_Num"    value="69" ucd="meta.id.part" />
    <Param name="Burst_TJD"       value="20734" unit="days" ucd="time" />
    <Param name="Burst_SOD"       value="26626.16" unit="sec" ucd="time" />
    <Param name="Trig_Signif"     value="5.2" unit="sigma" ucd="stat.snr" />
    <Param name="Trig_Dur"        value="0.128" unit="sec" ucd="time.interval" />
    <Param name="Lo_Chan_Index"   value="3" unit="dn" />
    <Param name="Hi_Chan_Index"   value="4" unit="dn" />
    <Param name="Lo_Chan_Energy"  value="47" unit="keV" ucd="em.gamma" />
    <Param name="Hi_Chan_Energy"  value="291" unit="keV" ucd="em.gamma" />
    <Param name="ADC_Lo_Chan"     value="259" unit="dn" />
    <Param name="ADC_Hi_Chan"     value="1352" unit="dn" />
    <Param name="Algorithm"       value="7" />
    <Param name="Dets"            value="0x48" />
    <Param name="Misc_flags"      value="0x00000000" />
    <Param name="SC_Long"         value="225.483" unit="deg" ucd="pos.earth.lon" />
    <Param name="SC_Lat"          value="-24.000" unit="deg" ucd="pos.earth.lat" />
    <Group name="Misc_Flags" >
      <Param name="Values_Out_of_Range"     value="false" />
      <Param name="Near_Bright_Star"        value="false" />
      <Param name="Err_Circle_in_Galaxy"    value="false" />
      <Param name="Galaxy_in_Err_Circle"    value="false" />
      <Param name="TOO_Generated"           value="false" />
      <Param name="Trig_time_is_SecHdrTime" value="false" />
      <Param name="Delayed_Transmission"    value="false" />
      <Param name="Updated_Notice"          value="false" />
      <Param name="Flt_Generated"           value="true" />
      <Param name="Gnd_Generated"           value="false" />
      <Param name="Temporal_Prox_Match"     value="false" />
      <Param name="CRC_Error"               value="false" />
    </Group>
    <Param name="LightCurve_URL" value="http://heasarc.gsfc.nasa.gov/FTP/fermi/data/gbm/triggers/2025/bn250228308/quicklook/glg_lc_medres34_bn250228308.gif" ucd="meta.ref.url" />
    <Param name="Coords_Type"   value="0" unit="dn" />
    <Param name="Coords_String" value="unavailable/inappropriate" />
    <Description>A heads-up alert that the Fermi-GBM instrument found a transient.</Description>
  </What>
  <WhereWhen>
    <ObsDataLocation>
      <ObservatoryLocation id="GEOLUN" />
      <ObservationLocation>
        <AstroCoordSystem id="UTC-FK5-GEO" />
        <AstroCoords coord_system_id="UTC-FK5-GEO">
          <Time unit="s">
            <TimeInstant>
              <ISOTime>2025-02-28T07:23:46.16</ISOTime>
            </TimeInstant>
          </Time>
          <Position2D unit="deg">
            <Name1>RA</Name1>
            <Name2>Dec</Name2>
            <Value2>
              <C1>0.0000</C1>
              <C2>0.0000</C2>
            </Value2>
            <Error2Radius>0.0000</Error2Radius>
          </Position2D>
        </AstroCoords>
      </ObservationLocation>
    </ObsDataLocation>
  <Description>The RA,Dec coordinates are of the type: unavailable/inappropriate.</Description>
  </WhereWhen>
  <How>
    <Description>Fermi Satellite, GBM Instrument</Description>
    <Reference uri="http://gcn.gsfc.nasa.gov/fermi.html" type="url" />
  </How>
  <Why importance="0.5">
    <Inference probability="0.5">
      <Concept>process.variation.burst;em.gamma</Concept>
    </Inference>
  </Why>
  <Description>
  </Description>
</voe:VOEvent>
