<?xml version = '1.0' encoding = 'UTF-8'?>
<voe:VOEvent ivorn="ivo://nvo.caltech/voeventnet#gcn.gsfc/SWIFT_UVOT_Darkburst_proc_2009-04-24T14:30:48_350311-0" role="observation" version= "1.1" xmlns:voe="http://www.ivoa.net/xml/VOEvent/v1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xsi:schemaLocation="http://www.ivoa.net/xml/VOEvent/v1.1 http://www.ivoa.net/internal/IVOA/IvoaVOEvent/VOEvent-v1.1-060519.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"> 
<Citations>
 <EventIVORN cite="supersedes">ivo://gcn.gsfc/350311</EventIVORN>
 <Description>This supersedes an earlier GCN Notice</Description>
</Citations>
<Who>
 <AuthorIVORN>ivo://nvo.caltech/voeventnet#gcn.gsfc/SWIFT_UVOT_Darkburst_proc/</AuthorIVORN>
 <Author >
 <contactName>Scott Barthelmy</contactName>
  <contactEmail>scott@milkyway.gsfc.nasa.gov  </contactEmail>
 </Author>
 <Date>2009-04-24T14:31:14</Date>
</Who>
<What>
 <Param value="79" name="PACKET_TYPE"/>
 <Param value="1" name="PKT_SERNUM"/>
 <Param value="350311" name="TrigID"/>
 <Param value="0" name="TrigSegNumID"/>
 <Param unit="days" value="14945" name="BURST_TJD"/>
 <Param unit="sec" value="51988.17" name="BURST_SOD"/>
 <Group name="Image_params">
 <Param unit="deg" value="321.6714" name="Roll_angle"/>
 <Param value="10" name="Filter"/>
 <Param value="262275992" name="expo_id"/>
 <Param value="1" name="binning"/>
 <Param value="67502985" name="nstars"/>
 </Group>
 <Group name="det_coords">
 <Param value="7.450" name="x_offset"/>
 <Param value="8.700" name="y_offset"/>
 <Param value="1.600" name="x_max"/>
 <Param value="1.600" name="y_max"/>
 <Param value="189.5209" name="point_ra"/>
 <Param value="16.8434" name="point_dec"/>
 </Group>
 <Reference uri="http://gcn.gsfc.nasa.gov/gcn/notices_s/sw00350311000msuni0863.fits"/>
 <Description>
This is the image associated with the event.
</Description>
</What>
<WhereWhen>
 <ObsDataLocation xmlns="http://www.ivoa.net/xml/STC/stc-v1.30.xsd" xmlns:xlink="http://www.w3.org/1999/xlink">
  <ObservatoryLocation id="GEOLUN" xlink:href="ivo://STClib/Observatories#GEOLUN"/>
   <ObservationLocation>
    <AstroCoordSystem id="FK5-UTC-GEO" xlink:type="simple" xlink:href="ivo://STClib/CoordSys#FK5-UTC-GEO"/>
 <AstroCoords coord_system_id="FK5-UTC-GEO">
  <Time unit="s">
   <TimeInstant>
    <ISOTime>2009-04-24T14:30:48</ISOTime>
   </TimeInstant>
  </Time>
    <Position2D unit="deg">
    <Name1>RA</Name1>
      <Name2>Dec</Name2>
      <Value2>
      <C1>189.5209</C1>
       <C2>16.8434</C2>
        </Value2>
      <Error2Radius>0.0500</Error2Radius>
    </Position2D>
    </AstroCoords>
   </ObservationLocation>
 </ObsDataLocation>
</WhereWhen>
<How>
 <Description> SWIFT_UVOT_Darkburst_proc </Description>
 <Reference uri="http://www.swift.psu.edu/uvot/" />
 </How>
<Why>
 <Concept>Possible GRB</Concept>
 <Description>
 The source of the GRB Position came from the Window Position in the Mode command.
 The image has 2x2 binning (compression).
 </Description>
</Why>
</voe:VOEvent>
