vot-ex1-GROUP.xml

<VOTABLE version="1.4" xmlns="http://www.ivoa.net/xml/VOTable/v1.3">
<RESOURCE>
<COOSYS ID="ICRS" system="ICRS"  epoch="J2015"/>
<TIMESYS ID="timesys" refposition="HELIOCENTER" 
         timeorigin="0" timescale="UNKNOWN"/>
<GROUP name="PHOTCAL" ID="phot_sys" ucd="phot" 
       utype="PhotDM:PhotCal" > 
       <DESCRIPTION>Photometric system description </DESCRIPTION>
       <PARAM name="filterIdentifier" ucd="meta.id;instr.filter" 
              utype="photDM:PhotometryFilter.identifier" 
              datatype="char" arraysize="*" value="Palomar/ZTF.g"/>
       <PARAM name="zeroPointFlux" ucd="phot.mag;arith.zp" 
              utype="photDM:PhotCal.zeroPoint.flux.value" 
              datatype="float" unit="Jy" value="3963.97"/>
       <PARAM name="magnitudeSystem" ucd="meta.code" 
              utype="photDM:PhotCal.magnitudeSystem.type" 
              datatype="char" arraysize="*" value="Vega"/>
       <PARAM name="effectiveWavelength" ucd="em.wl.effective" 
              utype="photDM:PhotometryFilter.spectralLocation.value" 
              datatype="float" unit="Angstrom" value="4722.74"/>
</GROUP>
</RESOURCE>

<RESOURCE>
<TABLE name="mytable" >
<DESCRIPTION>Light curve in filter zg </DESCRIPTION>
<PARAM name="dataproduct_type" ucd="meta.code.class" 
       utype="obscore:ObsDataset.dataProductType" datatype="char" 
       arraysize="*"  value="timeseries" />
<PARAM name="dataproduct_subtype" ucd="meta.code.class" 
       utype="obscore:ObsDataset.dataProductSubtype" datatype="char" 
       arraysize="*" value="lightcurve" />
<FIELD datatype="double" name="hjd" ucd="time.epoch;meta.main" 
       unit="d" ref="timesys">
       <DESCRIPTION>Heliocentric Julian date </DESCRIPTION>
</FIELD>
<FIELD datatype="float" name="mag" ucd="phot.mag;em.opt" unit="mag" 
       ref="phot_sys">
       <DESCRIPTION>Magnitude</DESCRIPTION>
</FIELD>
<FIELD datatype="float" name="magerr" ucd="stat.error;phot.mag;em.opt" 
       unit="mag"  ref="phot_sys">
       <DESCRIPTION>Uncertainty in mag measurement </DESCRIPTION>
</FIELD>
<DATA>  
<TABLEDATA>
  <TR>
    <TD>2458662.830467246</TD>
    <TD>16.292145</TD>
    <TD>0.02101822</TD>
  </TR>
  <TR>
    <TD>2458663.897563067</TD>
    <TD>16.538640</TD>
    <TD>0.01287631</TD>
  </TR>
  <TR>
    <TD>2458664.850875846</TD>
    <TD>16.301866</TD>
    <TD>0.02027767</TD>
  </TR>
</TABLEDATA>
</DATA>
</TABLE>
</RESOURCE>
</VOTABLE>