<?xml version="1.0" encoding="UTF-8"?>
<VODescription
  xmlns="http://www.ivoa.net/xml/prop/VOResource/v0.8.3"
  xmlns:vr="http://www.ivoa.net/xml/prop/VOResource/v0.8.3"
  xmlns:vc="http://www.ivoa.net/xml/prop/VOCommunity/v0.2"
  xmlns:vg="http://www.ivoa.net/xml/prop/VORegistry/v0.2"
  xmlns:vs="http://www.ivoa.net/xml/prop/VODataService/v0.3"
  xmlns:vt="http://www.ivoa.net/xml/VOTable"
  xmlns:cs="http://www.ivoa.net/xml/prop/ConeSearch/v0.1"
  xmlns:sia="http://www.ivoa.net/xml/prop/SIA/v0.5"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://www.ivoa.net/xml/prop/VOResource/v0.8.3
                      VOResource-v0.8.3.xsd
                      http://www.ivoa.net/xml/prop/VOCommunity/v0.2
                      VOCommunity-v0.2.xsd
                      http://www.ivoa.net/xml/prop/VORegistry/v0.2
                      VORegistry-v0.2.xsd
                      http://www.ivoa.net/xml/prop/ConeSearch/v0.1
                      ConeSearch-v0.1.xsd
                      http://www.ivoa.net/xml/prop/SIA/v0.5
                      SIA-v0.5.xsd">

  <!-- First, an organization resource for RAI, representing the top of the 
       management hierarchy for the ADIL -->
  <vc:Organisation>
    <Identifier>
      <AuthorityID>rai.ncsa.uiuc.edu</AuthorityID>
      <ResourceKey>RAI</ResourceKey>
    </Identifier>
    <Title>NCSA Radio Astronomy Imaging</Title>
    <ShortName>NCSA-RAI</ShortName>
    <Summary>
      <Description>
        The Radio Astronomy Imaging Group is focused on applying
        high-performance computing to astronomical research.  Our
        projects include the NCSA Astronomy Digital Image Library, 
        the BIMA Data Archive, the BIMA Image Pipeline, and AIPS++.  
      </Description>
      <ReferenceURL>http://rai.ncsa.uiuc.edu/</ReferenceURL>
    </Summary>
    <Type>Organisation</Type>
    <Curation>
      <Publisher>
         <Title>NCSA Radio Astronomy Imaging</Title>
      </Publisher>
      <Contact>
        <Name>Dr. Raymond Plante</Name>
	<Email>rplante@ncsa.uiuc.edu</Email>
      </Contact>
      <Date>1993-01-01</Date>
      <Creator>
        <Name>Dr. Raymond Plante</Name>
        <Logo>http://rai.ncsa.uiuc.edu/rai.jpg</Logo>
      </Creator>
    </Curation>
    <Subject>radio astronomy</Subject>
    <Subject>data repositories</Subject>
    <Subject>digital libraries</Subject>
    <Subject>grid-based processing</Subject>
    <ContentLevel>Research</ContentLevel>
  </vc:Organisation>

  <!-- Now, define some authority IDs we will use -->
  <vg:Authority>
    <Identifier>
      <AuthorityID>rai.ncsa.uiuc.edu</AuthorityID>
      <ResourceKey xsi:nil="true"/>
    </Identifier>
    <Title>NCSA Radio Astronomy Imaging Naming Authority</Title>
    <ShortName>NCSA-RAI</ShortName>
    <Summary>
      <Description>
        This authority ID will be used to identify generic resources 
	related to the NCSA Radio Astronomy Imaging Group at the 
	National Center for Supercomputing Applications (NCSA)
      </Description>
      <ReferenceURL>http://rai.ncsa.uiuc.edu/</ReferenceURL>
    </Summary>
    <Curation>
      <Publisher>
         <Title>NCSA Radio Astronomy Imaging</Title>
      </Publisher>
      <Contact>
        <Name>Dr. Raymond Plante</Name>
	<Email>rplante@ncsa.uiuc.edu</Email>
      </Contact>
      <Date>2003-08-30</Date>
    </Curation>
  </vg:Authority>
  <vg:Authority>
    <Identifier>
      <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
      <ResourceKey xsi:nil="true"/>
    </Identifier>
    <Title>NCSA Astronomy Digital Image Library Naming Authority</Title>
    <ShortName>ADIL</ShortName>
    <Summary>
      <Description>
        This authority ID will be used to identify resources 
	associated with the NCSA Astronomy Digital Image Library.
      </Description>
      <ReferenceURL>http://adil.ncsa.uiuc.edu/</ReferenceURL>
    </Summary>
    <Curation>
      <Publisher>
         <Title>NCSA Radio Astronomy Imaging</Title>
      </Publisher>
      <Contact>
        <Name>Dr. Raymond Plante</Name>
	<Email>rplante@ncsa.uiuc.edu</Email>
      </Contact>
      <Date>2003-08-30</Date>
    </Curation>
  </vg:Authority>

  <!-- Describe the ADIL as a data collection; note that the Access
       element references services that can be used to access the 
       collection -->
  <vs:DataCollection>
    <Identifier>
      <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
      <ResourceKey>ADIL</ResourceKey>
    </Identifier>
    <Title>NCSA Astronomy Digital Image Library</Title>
    <ShortName>ADIL</ShortName>
    <Summary>
      <Description>
        The ADIL is a public repository for fully processed astronomical 
        images in FITS format that have been documented in the
        professional literature.  The Library contains images from
        research observatories from all over the world and taken at
        all wavebands.
      </Description>
      <ReferenceURL>http://adil.ncsa.uiuc.edu/</ReferenceURL>
    </Summary>
    <Type>Archive</Type>
    <Curation>
      <Publisher>
    	 <Identifier>
    	   <AuthorityID>rai.ncsa.uiuc.edu</AuthorityID>
	   <ResourceKey>RAI</ResourceKey>
    	 </Identifier>
         <Title>NCSA Radio Astronomy Imaging</Title>
      </Publisher>
      <Contact>
        <Name>Dr. Raymond Plante</Name>
	<Email>rplante@ncsa.uiuc.edu</Email>
      </Contact>
      <Date>1994-09-01</Date>
      <Creator>
        <Name>Dr. Raymond Plante</Name>
        <Logo>http://adil.ncsa.uiuc.edu/gifs/adilfooter.gif</Logo>
      </Creator>
    </Curation>
    <Subject>radio astronomy</Subject>
    <Subject>data repositories</Subject>
    <Subject>digital libraries</Subject>
    <Subject>grid-based processing</Subject>
    <ContentLevel>Research</ContentLevel>
    <ContentLevel>University</ContentLevel>
    <ContentLevel>Community College</ContentLevel>
    <vs:Access>
      <vs:Format>image/fits</vs:Format>
      <vs:Format>image/gif</vs:Format>
      <vs:Format>text/html</vs:Format>
      <vs:Rights>public</vs:Rights>
    </vs:Access>
  </vs:DataCollection>

  <!-- Describe the ADIL Search Page as a service -->
  <vs:SkyService>
    <Identifier>
      <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
      <ResourceKey>QueryPage.html</ResourceKey>
    </Identifier>
    <Title>NCSA Astronomy Digital Image Library Query Form</Title>
    <ShortName>ADIL</ShortName>
    <Summary>
      <Description>
        This Web page allows users to interactively search the contents
        of the ADIL.
      </Description>
      <ReferenceURL>http://adil.ncsa.uiuc.edu/</ReferenceURL>
    </Summary>
    <Type>Archive</Type>
    <RelatedResource>
       <Relationship>service-for</Relationship>
       <RelatedTo>
          <Identifier>
            <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
            <ResourceKey>ADIL</ResourceKey>
          </Identifier>
	  <Title>NCSA Astronomy Digital Image Library</Title>
       </RelatedTo>
    </RelatedResource>
    <Curation>
      <Publisher>
    	 <Identifier>
    	   <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
	   <ResourceKey>ADIL</ResourceKey>
    	 </Identifier>
         <Title>NCSA Astronomy Digital Image Library</Title>
      </Publisher>
      <Contact>
        <Name>Dr. Raymond Plante</Name>
	<Email>rplante@ncsa.uiuc.edu</Email>
      </Contact>
      <Date>1994-09-01</Date>
      <Creator>
        <Name>Dr. Raymond Plante</Name>
        <Logo>http://adil.ncsa.uiuc.edu/gifs/adilfooter.gif</Logo>
      </Creator>
      <Contributor>
        <Name>Damien Guillaume</Name>
      </Contributor>
    </Curation>
    <Subject>radio astronomy</Subject>
    <Subject>data repositories</Subject>
    <Subject>digital libraries</Subject>
    <Subject>grid-based processing</Subject>
    <ContentLevel>Research</ContentLevel>
    <ContentLevel>University</ContentLevel>
    <ContentLevel>Community College</ContentLevel>
    <Interface>
      <Invocation>WebBrowser</Invocation>
      <AccessURL use="dir">http://adil.ncsa.uiuc.edu/QueryPage.html</AccessURL>
    </Interface>
    <vs:Coverage>
      <!--  These tags have not be fully defined in current schema -->
      <vs:Spatial/>
      <vs:Spectral/>
      <vs:Temporal/>
    </vs:Coverage>
  </vs:SkyService>

  <!-- Describe the ADIL Cone Search service -->
  <vs:SkyService>
    <Identifier>
      <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
      <ResourceKey>vocone</ResourceKey>
    </Identifier>
    <Title>NCSA Astronomy Digital Image Library Cone Search</Title>
    <ShortName>ADIL</ShortName>
    <Summary>
      <Description>
        This Web page allows users to interactively search the contents
        of the ADIL.
      </Description>
      <ReferenceURL>http://adil.ncsa.uiuc.edu/</ReferenceURL>
    </Summary>
    <Type>Archive</Type>
    <RelatedResource>
       <Relationship>service-for</Relationship>
       <RelatedTo>
          <Identifier>
            <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
            <ResourceKey>ADIL</ResourceKey>
          </Identifier>
	  <Title>NCSA Astronomy Digital Image Library</Title>
       </RelatedTo>
    </RelatedResource>
    <Curation>
      <Publisher>
    	 <Identifier>
    	   <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
	   <ResourceKey>ADIL</ResourceKey>
    	 </Identifier>
         <Title>NCSA Astronomy Digital Image Library</Title>
      </Publisher>
      <Contact>
        <Name>Dr. Raymond Plante</Name>
	<Email>rplante@ncsa.uiuc.edu</Email>
      </Contact>
      <Date>2002-04-01</Date>
      <Creator>
        <Name>Dr. Raymond Plante</Name>
        <Logo>http://adil.ncsa.uiuc.edu/gifs/adilfooter.gif</Logo>
      </Creator>
      <Contributor>
        <Name>Damien Guillaume</Name>
      </Contributor>
    </Curation>
    <Subject>radio astronomy</Subject>
    <Subject>data repositories</Subject>
    <Subject>digital libraries</Subject>
    <Subject>grid-based processing</Subject>
    <ContentLevel>Research</ContentLevel>
    <ContentLevel>University</ContentLevel>
    <ContentLevel>Community College</ContentLevel>
    <cs:ConeSearch>
       <vr:StandardURL>http://www.us-vo.org/metadata/conesearch/</vr:StandardURL>
       <vs:VOTableColumns xmlns="http://www.ivoa.net/xml/VOTable">
         <!-- 
              This is taken from the header of a Table returned by the ADIL
              Cone Search service.  Note how the default namespace above was 
              changed so that the elements below do not need a namespace 
              prefix.
           -->
         <FIELD ucd="ID_MAIN" datatype="char" name="Codename">
            <DESCRIPTION>ADIL Image Identifier</DESCRIPTION>
         </FIELD>
         <FIELD datatype="char" name="Image Name" arraysize="*">
            <DESCRIPTION>Image Filename, as provide by author</DESCRIPTION>
         </FIELD>
         <FIELD datatype="char" name="Source Name" arraysize="*">
            <DESCRIPTION>Target Source of Image</DESCRIPTION>
         </FIELD>
         <FIELD ucd="POS_EQ_RA_MAIN" datatype="float" name="RA (Center)" 
                unit="degrees">
            <DESCRIPTION>RA of Image Center (J2000)</DESCRIPTION>
         </FIELD>
         <FIELD ucd="POS_EQ_DEC_MAIN" datatype="float" name="Dec (Center)" 
                unit="degrees">
            <DESCRIPTION>Dec of Image Center (J2000)</DESCRIPTION>
         </FIELD>
         <FIELD datatype="float" name="Central Frequency" unit="Hz">
            <DESCRIPTION>Frequency at center of the image wavehand</DESCRIPTION>
         </FIELD>
         <FIELD datatype="char" arraysize="*" name="Source Types">
            <DESCRIPTION>a list of Source Types associated with this image</DESCRIPTION>
         </FIELD>
         <FIELD datatype="char" arraysize="*" name="URL">
            <DESCRIPTION>The URL for downloading image</DESCRIPTION>
         </FIELD>
       </vs:VOTableColumns>
       <cs:MaxSR>10</cs:MaxSR>
       <cs:MaxRecords>5000</cs:MaxRecords>
       <cs:Verbosity>false</cs:Verbosity>
    </cs:ConeSearch>
    <vs:ParamHTTP qtype="GET">
      <Invocation>Extended</Invocation>
      <AccessURL use="base">http://adil.ncsa.uiuc.edu/vocone?survey=f&amp;</AccessURL>
      <vs:HTTPResults>text/xml</vs:HTTPResults>
      <!-- These are the supported input parameters -->
      <vt:PARAM name="RA" ucd="POS_EQ_RA_MAIN" datatype="float" unit="degrees">
        <vt:DESCRIPTION>The right ascension of the search cone center</vt:DESCRIPTION>
      </vt:PARAM>
      <vt:PARAM name="DEC" ucd="POS_EQ_DEC_MAIN" datatype="float" 
                unit="degrees">
        <vt:DESCRIPTION>The declination of the search cone center</vt:DESCRIPTION>
      </vt:PARAM>
      <vt:PARAM name="SR" ucd="POS_ANG_DIST_REL" datatype="float" 
                unit="degrees">
        <vt:DESCRIPTION>The search cone radius</vt:DESCRIPTION>
      </vt:PARAM>
    </vs:ParamHTTP>
    <vs:Coverage>
      <!--  These tags have not be fully defined in current schema -->
      <vs:Spatial/>
      <vs:Spectral/>
      <vs:Temporal/>
    </vs:Coverage>
  </vs:SkyService>

  <!-- Describe the ADIL SIA service -->
  <vs:SkyService>
    <Identifier>
      <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
      <ResourceKey>sia</ResourceKey>
    </Identifier>
    <Title>NCSA Astronomy Digital Image Library Simple Image Access</Title>
    <ShortName>ADIL</ShortName>
    <Summary>
      <Description>
        This Web page allows users to interactively search the contents
        of the ADIL.
      </Description>
      <ReferenceURL>http://adil.ncsa.uiuc.edu/</ReferenceURL>
    </Summary>
    <Type>Archive</Type>
    <RelatedResource>
       <Relationship>service-for</Relationship>
       <RelatedTo>
          <Identifier>
            <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
            <ResourceKey>ADIL</ResourceKey>
          </Identifier>
	  <Title>NCSA Astronomy Digital Image Library</Title>
       </RelatedTo>
    </RelatedResource>
    <Curation>
      <Publisher>
    	 <Identifier>
    	   <AuthorityID>adil.ncsa.uiuc.edu</AuthorityID>
	   <ResourceKey>ADIL</ResourceKey>
    	 </Identifier>
         <Title>NCSA Astronomy Digital Image Library</Title>
      </Publisher>
      <Contact>
        <Name>Dr. Raymond Plante</Name>
	<Email>rplante@ncsa.uiuc.edu</Email>
      </Contact>
      <Date>2002-04-01</Date>
      <Creator>
        <Name>Dr. Raymond Plante</Name>
        <Logo>http://adil.ncsa.uiuc.edu/gifs/adilfooter.gif</Logo>
      </Creator>
      <Contributor>
        <Name>Damien Guillaume</Name>
      </Contributor>
    </Curation>
    <Subject>radio astronomy</Subject>
    <Subject>data repositories</Subject>
    <Subject>digital libraries</Subject>
    <Subject>grid-based processing</Subject>
    <ContentLevel>Research</ContentLevel>
    <ContentLevel>University</ContentLevel>
    <ContentLevel>Community College</ContentLevel>

    <!-- 
         This describes the SIA capabilities: SimpleImageAccess is used instead
         of the generic Capability.  Note how the default namespace is changed
	 so that the special SIA metadata does not need namespace prefix
      -->
    <sia:SimpleImageAccess xmlns="http://www.ivoa.net/xml/prop/SIA/v0.5">
       <vr:StandardURL>http://www.us-vo.org/news/simspec.html</vr:StandardURL>
       <vs:VOTableColumns xmlns="http://www.ivoa.net/xml/VOTable">
         <!-- 
              This is taken from the header of a Table returned by the ADIL
              SIA service's "Metadata" operation.  Note how the default 
	      namespace above was changed so that the elements below do not 
              need a namespace prefix.
           -->
         <FIELD datatype="char" name="Codename" arraysize="*">
           <DESCRIPTION>ADIL Image Identifier - Unique identifier for image, as assigned by the ADIL</DESCRIPTION>
         </FIELD>
         <FIELD datatype="char" name="Image Name" arraysize="*">
           <DESCRIPTION>Image Filename, as provide by author</DESCRIPTION>
         </FIELD>
         <FIELD ucd="ID_MAIN" datatype="char" name="Source Name" arraysize="*">
             <DESCRIPTION>Target Source of Image</DESCRIPTION>
         </FIELD>
         <FIELD ucd="POS_EQ_RA_MAIN" datatype="float" name="RA (Center)" 
	        unit="degrees">
           <DESCRIPTION>RA of Image Center (J2000)</DESCRIPTION>
         </FIELD>
         <FIELD ucd="POS_EQ_DEC_MAIN" datatype="float" name="Dec (Center)" 
	        unit="degrees">
           <DESCRIPTION>Dec of Image Center (J2000)</DESCRIPTION>
         </FIELD>
         <FIELD ucd="VOX:Image_Naxes" datatype="int" name="Number of Axes">
           <DESCRIPTION>Number of axes in the image</DESCRIPTION>
         </FIELD>
         <FIELD ucd="VOX:Image_Naxis" datatype="int" name="Naxis">
           <DESCRIPTION>Size of Image for each dimension</DESCRIPTION>
         </FIELD>
         <FIELD ucd="VOX:Image_Scale" datatype="double" name="Scale" 
	        unit="degrees/pixel">
           <DESCRIPTION>Scale of Image</DESCRIPTION>
         </FIELD>
         <FIELD ucd="VOX:Image_Format" datatype="char" name="Image Format" 
	        arraysize="*">
           <DESCRIPTION>Format of Image</DESCRIPTION>
         </FIELD>
         <FIELD ucd="VOX:BandPass_RefValue" datatype="double" 
                name="Central Frequency" unit="Hz">
           <DESCRIPTION>Frequency at center of the image wavehand</DESCRIPTION>
         </FIELD>
         <FIELD ucd="VOX:Image_Title" datatype="char" name="Description">
           <DESCRIPTION>Image Description</DESCRIPTION>
         </FIELD>
         <FIELD datatype="char" arraysize="*" name="Source Types">
             <DESCRIPTION>a list of Source Types associated with this image</DESCRIPTION>
         </FIELD>
         <FIELD ucd="TEL_ID" datatype="char" arraysize="*" name="Telescopes">
             <DESCRIPTION>a list of Telescopes used to create this image</DESCRIPTION>
         </FIELD>
         <FIELD ucd="NVOX:Image_Epoch" datatype="double" 
	        name="Observation Epoch" unit="years">
           <DESCRIPTION>Upper bound on the epoch of the observations</DESCRIPTION>
         </FIELD>
         <FIELD ucd="VOX:Image_AccessReference" datatype="char" arraysize="*" 
	        name="URL">
           <DESCRIPTION>The URL for downloading image</DESCRIPTION>
         </FIELD>
       </vs:VOTableColumns>
       <ImageServiceType>Pointed</ImageServiceType>
       <MaxQueryRegionSize>
          <long>360.0</long>
          <lat>180.0</lat>
       </MaxQueryRegionSize>
       <MaxImageExtent>
          <long>360.0</long>
          <lat>180.0</lat>
       </MaxImageExtent>
       <MaxImageSize>
          <long>5000</long>
          <lat>5000</lat>
       </MaxImageSize>
       <MaxFileSize>100000000</MaxFileSize>
       <MaxRecords>5000</MaxRecords>
    </sia:SimpleImageAccess>
    <vs:ParamHTTP qtype="GET">
      <Invocation>Extended</Invocation>
      <AccessURL use="base">http://adil.ncsa.uiuc.edu/vocone?</AccessURL>
      <vs:HTTPResults>text/xml</vs:HTTPResults>
      <!-- 
           These are the supported input parameters taken from the ADIL
           SIA service's "Metadata" operation.  
         -->
      <vt:PARAM name="INPUT:POS" value="0,0">
          <vt:DESCRIPTION>Search Position in the form "ra,dec" where ra and dec are given in decimal degrees in the ICRS coordinate system.</vt:DESCRIPTION>
      </vt:PARAM>
      <vt:PARAM name="INPUT:SIZE" value="0.5">
          <vt:DESCRIPTION>Size of search region in the RA and Dec. directions.</vt:DESCRIPTION>

      </vt:PARAM>
      <vt:PARAM name="INPUT:FORMAT" value="ALL">
          <vt:DESCRIPTION>Requested format of images.</vt:DESCRIPTION>
          <vt:VALUES>
              <vt:OPTION value="image/fits"/>
              <vt:OPTION value="image/gif"/>
              <vt:OPTION value="text/html"/>

              <vt:OPTION value="ALL"/>
              <vt:OPTION value="GRAPHIC"/>
              <vt:OPTION value="METADATA"/>
          </vt:VALUES>
      </vt:PARAM>
      <vt:PARAM name="INPUT:INTERSECT" value="OVERLAPS">
          <vt:DESCRIPTION>Choice of intersection of matched images with the region of interest.</vt:DESCRIPTION>
          <vt:VALUES>
              <vt:OPTION value="COVERS"/>
              <vt:OPTION value="ENCLOSED"/>
              <vt:OPTION value="CENTER"/>
              <vt:OPTION value="OVERLAPS"/>
          </vt:VALUES>
      </vt:PARAM>
      <vt:PARAM name="INPUT:FREQ" value="1400000000">
          <vt:DESCRIPTION>Frequency of observation.</vt:DESCRIPTION>
      </vt:PARAM>
    </vs:ParamHTTP>
    <vs:Coverage>
      <!--  These tags have not be fully defined in current schema -->
      <vs:Spatial/>
      <vs:Spectral/>
      <vs:Temporal/>
    </vs:Coverage>
  </vs:SkyService>
</VODescription>

