<?xml version="1.0"?>
<VOTABLE version="1.1" xsi:schemaLocation="http://www.ivoa.net/xml/VOTable/v1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <INFO name="QUERY_STATUS" value="OK"/>
  <RESOURCE type="results">
    <TABLE utype="photdm:PhotometryFilter.transmissionCurve.spectrum">
    <PARAM name="FilterProfileService" value="ivo://svo/fps" ucd="meta.ref.ivorn" utype="PhotometryFilter.fpsIdentifier" datatype="char" arraysize="*"/>
    <PARAM name="filterID" value="Liverpool/IOO.Halpha-6822_filter" ucd="meta.ref.ivoid" utype="photdm:PhotometryFilter.identifier" datatype="char" arraysize="*"/>
    <PARAM name="WavelengthUnit" value="Angstrom" ucd="meta.unit" utype="PhotometryFilter.SpectralAxis.unit" datatype="char" arraysize="*"/>
    <PARAM name="WavelengthUCD" value="em.wl" ucd="meta.ucd" utype="PhotometryFilter.SpectralAxis.UCD" datatype="char" arraysize="*"/>
    <PARAM name="Description" value="IOO Halpha (filter only) (redshifted to 682.2 nm)" ucd="meta.note" utype="photdm:PhotometryFilter.description" datatype="char" arraysize="*"/>
    <PARAM name="DetectorType" value="1" ucd="meta.code" utype="photdm:PhotometricSystem.detectorType" datatype="char" arraysize="*">
       <DESCRIPTION>Detector type. 0:Energy counter, 1:Photon counter.</DESCRIPTION>
    </PARAM>
    <PARAM name="Instrument" value="IO:O" ucd="instr" datatype="char" arraysize="*">
       <DESCRIPTION>Instrument</DESCRIPTION>
    </PARAM>
    <PARAM name="Facility" value="LT" ucd="instr.obsty" datatype="char" arraysize="*">
       <DESCRIPTION>Observational facility</DESCRIPTION>
    </PARAM>
    <PARAM name="ProfileReference" value="http://telescope.livjm.ac.uk/TelInst/Inst/IOO/" datatype="char" arraysize="*"/>
    <PARAM name="Description" value="IOO Halpha (filter only) (redshifted to 682.2 nm)" ucd="meta.note" utype="photdm:PhotometryFilter.description" datatype="char" arraysize="*"/>
    <PARAM name="components" value="Filter" datatype="char" arraysize="*">
       <DESCRIPTION>Transmission components</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthRef" value="6823.3631389899" unit="Angstrom" ucd="em.wl;meta.main" utype="photdm:PhotometryFilter.spectralLocation.value" datatype="double" >
       <DESCRIPTION>Reference wavelength. Defined as the same than the pivot wavelength.</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthMean" value="6823.4505852985" unit="Angstrom" ucd="em.wl" datatype="double" >
       <DESCRIPTION>Mean wavelength. Defined as integ[x*filter(x) dx]/integ[filter(x) dx]</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthEff" value="6823.2896121507" unit="Angstrom" ucd="em.wl.effective" datatype="double" >
       <DESCRIPTION>Effective wavelength. Defined as integ[x*filter(x)*vega(x) dx]/integ[filter(x)*vega(x) dx]</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthMin" value="6762.3431047447" unit="Angstrom" ucd="em.wl;stat.min" utype="photdm:PhotometryFilter.bandwidth.start.value" datatype="double" >
       <DESCRIPTION>Minimum filter wavelength. Defined as the first lambda value with a transmission at least 1% of maximum transmission</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthMax" value="6883.9735048964" unit="Angstrom" ucd="em.wl;stat.max" utype="photdm:PhotometryFilter.bandwidth.stop.value" datatype="double" >
       <DESCRIPTION>Maximum filter wavelength. Defined as the last lambda value with a transmission at least 1% of maximum transmission</DESCRIPTION>
    </PARAM>
    <PARAM name="WidthEff" value="55.092368050113" unit="Angstrom" ucd="instr.bandwidth" utype="photdm:PhotometryFilter.bandwidth.extent.value" datatype="double" >
       <DESCRIPTION>Effective width. Defined as integ[x*filter(x) dx].\nEquivalent to the horizontal size of a rectangle with height equal to maximum transmission and with the same area that the one covered by the filter transmission curve.</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthCen" value="6823.5600835978" unit="Angstrom" ucd="em.wl" datatype="double" >
       <DESCRIPTION>Central wavelength. Defined as the central wavelength between the two points defining FWMH</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthPivot" value="6823.3631389899" unit="Angstrom" ucd="em.wl" datatype="double" >
       <DESCRIPTION>Peak wavelength. Defined as sqrt{integ[x*filter(x) dx]/integ[filter(x) dx/x]}</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthPeak" value="6825" unit="Angstrom" ucd="em.wl" datatype="double" >
       <DESCRIPTION>Peak wavelength. Defined as the lambda value with larger transmission</DESCRIPTION>
    </PARAM>
    <PARAM name="WavelengthPhot" value="6823.3479410832" unit="Angstrom" ucd="em.wl" datatype="double" >
       <DESCRIPTION>Photon distribution based effective wavelength. Defined as integ[x^2*filter(x)*vega(x) dx]/integ[x*filter(x)*vega(x) dx]</DESCRIPTION>
    </PARAM>
    <PARAM name="FWHM" value="54.699294568712" unit="Angstrom" ucd="instr.bandwidth" datatype="double" >
       <DESCRIPTION>Full width at half maximum. Defined as the difference between the two wavelengths for which filter transmission is half maximum</DESCRIPTION>
    </PARAM>
    <PARAM name="Fsun" value="148.58131051198" unit="erg/cm2/s/A" ucd="phot.flux.density" datatype="double" >
       <DESCRIPTION>Sun flux</DESCRIPTION>
    </PARAM>
    <PARAM name="PhotCalID" value="Liverpool/IOO.Halpha-6822_filter/Vega" ucd="meta.id" utype="photdm:PhotCal.identifier" datatype="char" arraysize="*"/>
    <PARAM name="MagSys" value="Vega" ucd="meta.code" utype="photdm:PhotCal.MagnitudeSystem.type" datatype="char" arraysize="*"/>
    <PARAM name="ZeroPoint" value="2873.3697071877" unit="Jy" ucd="phot.flux.density" utype="photdm:PhotCal.zeroPoint.flux.value" datatype="double" />
    <PARAM name="ZeroPointUnit" value="Jy" ucd="meta.unit" utype="photdm:PhotCal.ZeroPoint.flux.unitexpression" datatype="char" arraysize="*"/>
    <PARAM name="ZeroPointType" value="Pogson" ucd="meta.code" utype="photdm:PhotCal.ZeroPoint.type" datatype="char" arraysize="*"/>
      <FIELD name="Wavelength" utype="spec:Data.SpectralAxis.Value" ucd="em.wl" unit="Angstrom" datatype="double"/>
      <FIELD name="Transmission" utype="spec:Data.FluxAxis.Value" ucd="phys.transmission" unit="" datatype="double"/>
      <DATA>
        <TABLEDATA>
          <TR>
            <TD>6730</TD>
            <TD>0.00060253602</TD>
          </TR>
          <TR>
            <TD>6735</TD>
            <TD>0.0008452459</TD>
          </TR>
          <TR>
            <TD>6740</TD>
            <TD>0.0012014206</TD>
          </TR>
          <TR>
            <TD>6745</TD>
            <TD>0.0017734814</TD>
          </TR>
          <TR>
            <TD>6750</TD>
            <TD>0.0026616073</TD>
          </TR>
          <TR>
            <TD>6755</TD>
            <TD>0.0041834342</TD>
          </TR>
          <TR>
            <TD>6760</TD>
            <TD>0.0067235732</TD>
          </TR>
          <TR>
            <TD>6765</TD>
            <TD>0.011354067</TD>
          </TR>
          <TR>
            <TD>6770</TD>
            <TD>0.019908143</TD>
          </TR>
          <TR>
            <TD>6775</TD>
            <TD>0.037004054</TD>
          </TR>
          <TR>
            <TD>6780</TD>
            <TD>0.070118132</TD>
          </TR>
          <TR>
            <TD>6785</TD>
            <TD>0.13609642</TD>
          </TR>
          <TR>
            <TD>6790</TD>
            <TD>0.24767689</TD>
          </TR>
          <TR>
            <TD>6795</TD>
            <TD>0.40355144</TD>
          </TR>
          <TR>
            <TD>6800</TD>
            <TD>0.56435837</TD>
          </TR>
          <TR>
            <TD>6805</TD>
            <TD>0.68309319</TD>
          </TR>
          <TR>
            <TD>6810</TD>
            <TD>0.76849487</TD>
          </TR>
          <TR>
            <TD>6815</TD>
            <TD>0.83199703</TD>
          </TR>
          <TR>
            <TD>6820</TD>
            <TD>0.87348755</TD>
          </TR>
          <TR>
            <TD>6825</TD>
            <TD>0.88127174</TD>
          </TR>
          <TR>
            <TD>6830</TD>
            <TD>0.85929901</TD>
          </TR>
          <TR>
            <TD>6835</TD>
            <TD>0.81825779</TD>
          </TR>
          <TR>
            <TD>6840</TD>
            <TD>0.7578978</TD>
          </TR>
          <TR>
            <TD>6845</TD>
            <TD>0.64758516</TD>
          </TR>
          <TR>
            <TD>6850</TD>
            <TD>0.4730751</TD>
          </TR>
          <TR>
            <TD>6855</TD>
            <TD>0.28573762</TD>
          </TR>
          <TR>
            <TD>6860</TD>
            <TD>0.15050766</TD>
          </TR>
          <TR>
            <TD>6865</TD>
            <TD>0.077464049</TD>
          </TR>
          <TR>
            <TD>6870</TD>
            <TD>0.040254188</TD>
          </TR>
          <TR>
            <TD>6875</TD>
            <TD>0.022243028</TD>
          </TR>
          <TR>
            <TD>6880</TD>
            <TD>0.012694829</TD>
          </TR>
          <TR>
            <TD>6885</TD>
            <TD>0.0077155748</TD>
          </TR>
          <TR>
            <TD>6890</TD>
            <TD>0.0048286834</TD>
          </TR>
          <TR>
            <TD>6895</TD>
            <TD>0.0031721479</TD>
          </TR>
          <TR>
            <TD>6900</TD>
            <TD>0.0021298382</TD>
          </TR>
          <TR>
            <TD>6905</TD>
            <TD>0.0014810488</TD>
          </TR>
          <TR>
            <TD>6910</TD>
            <TD>0.0010530727</TD>
          </TR>
          <TR>
            <TD>6915</TD>
            <TD>0.0007711196</TD>
          </TR>
          <TR>
            <TD>6920</TD>
            <TD>0.00057438914</TD>
          </TR>
        </TABLEDATA>
      </DATA>
    </TABLE>
  </RESOURCE>
</VOTABLE>
