<?xml version='1.0'?><?xml-stylesheet href='/static/xsl/oai.xsl' type='text/xsl'?><ri:Resource created="2010-11-30T10:25:00Z" status="active" updated="2024-06-12T13:04:11Z" version="1.2" xmlns:ri="http://www.ivoa.net/xml/RegistryInterface/v1.0" xmlns:vr="http://www.ivoa.net/xml/VOResource/v1.0" xmlns:vs="http://www.ivoa.net/xml/VODataService/v1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.ivoa.net/xml/RegistryInterface/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/RegistryInterface.xsd http://www.ivoa.net/xml/VOResource/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/VOResource.xsd http://www.ivoa.net/xml/VODataService/v1.1 http://vo.ari.uni-heidelberg.de/docs/schemata/VODataService.xsd" xsi:type="vs:CatalogResource"><shortName>lensunion.main</shortName><identifier>ivo://org.gavo.dc/lensunion/q/main</identifier><curation><publisher>The GAVO DC team</publisher><creator><name>GAVO Data Centre</name><logo>http://vo.ari.uni-heidelberg.de/docs/GavoTiny.png</logo></creator><date role="Updated">2021-12-22T12:46:20Z</date><contact><name>GAVO Data Centre Team</name><address>Mönchhofstrasse 12-14, D-69120 Heidelberg</address><email>gavo@ari.uni-heidelberg.de</email><telephone>+49 6221 54 1837</telephone></contact></curation><content><subject>quasars</subject><subject>observational-cosmology</subject><subject>strong-gravitational-lensing</subject><description>A collection of images of lensed quasars from various sources.
Included are images from Maidanak Observatory
(ivo://org.gavo.dc/maidanak/res/rawframes/siap), Apache Point
Observatory, from the MiNDSTEp project
(ivo://org.gavo.dc/danish/red/q), and from the Liverpool Robotic
Telescope (ivo://org.gavo.dc/liverpool/res/rawframes/q).</description><referenceURL>http://dc.g-vo.org/tableinfo/lensunion.main</referenceURL></content><coverage><spatial>4/1045,1047
5/902,1816,1856,2162,2298,2554,3497,4213,4215,4221,4377,4386,4392,4394,4480,4489,4507,4804,8959
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Included are images from Maidanak Observatory
(ivo://org.gavo.dc/maidanak/res/rawframes/siap), Apache Point
Observatory, from the MiNDSTEp project
(ivo://org.gavo.dc/danish/red/q), and from the Liverpool Robotic
Telescope (ivo://org.gavo.dc/liverpool/res/rawframes/q).</description><table><name>lensunion.main</name><description>A collection of images of lensed quasars from various sources.
Included are images from Maidanak Observatory
(ivo://org.gavo.dc/maidanak/res/rawframes/siap), Apache Point
Observatory, from the MiNDSTEp project
(ivo://org.gavo.dc/danish/red/q), and from the Liverpool Robotic
Telescope (ivo://org.gavo.dc/liverpool/res/rawframes/q).</description><column><name>accref</name><description>Access key for the data</description><ucd>meta.ref.url</ucd><utype>Access.Reference</utype><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>indexed</flag><flag>nullable</flag></column><column><name>owner</name><description>Owner of the data</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>embargo</name><description>Date the data will become/became public</description><unit>yr</unit><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>mime</name><description>MIME type of the file served</description><ucd>meta.code.mime</ucd><utype>Access.Format</utype><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>accsize</name><description>Size of the data in bytes</description><unit>byte</unit><ucd>VOX:Image_FileSize</ucd><utype>Access.Size</utype><dataType xsi:type="vs:VOTableType">long</dataType><flag>nullable</flag></column><column><name>centeralpha</name><description>Approximate center of image, RA</description><unit>deg</unit><ucd>pos.eq.ra</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>indexed</flag><flag>nullable</flag></column><column><name>centerdelta</name><description>Approximate center of image, Dec</description><unit>deg</unit><ucd>pos.eq.dec</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>indexed</flag><flag>nullable</flag></column><column><name>imagetitle</name><description>Synthetic name of the image</description><ucd>meta.title</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>instid</name><description>Identifier of the originating instrument</description><ucd>meta.id;instr</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>dateobs</name><description>Epoch at midpoint of observation</description><unit>d</unit><ucd>time;obs.exposure</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>naxes</name><description>Number of axes in data</description><ucd>pos.wcs.naxes</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>pixelsize</name><description>Number of pixels along each of the axes</description><unit>pixel</unit><ucd>pos.wcs.naxis</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>pixelscale</name><description>The pixel scale on each image axis</description><unit>deg/pixel</unit><ucd>pos.wcs.scale</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>refframe</name><description>Coordinate system reference frame</description><ucd>pos.frame</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>wcs_equinox</name><description>Equinox of the given coordinates</description><unit>yr</unit><ucd>time.equinox</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>wcs_projection</name><description>FITS WCS projection type</description><ucd>pos.wcs.ctype</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>wcs_refpixel</name><description>WCS reference pixel</description><unit>pixel</unit><ucd>pos.wcs.crpix</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>wcs_refvalues</name><description>World coordinates at WCS reference pixel</description><unit>deg</unit><ucd>pos.wcs.crval</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>wcs_cdmatrix</name><description>FITS WCS CDij matrix</description><unit>deg/pixel</unit><ucd>pos.wcs.cdmatrix</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>bandpassid</name><description>Free-form name of the bandpass used</description><ucd>instr.bandpass</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>bandpassunit</name><description>Unit of bandpass specifications (always m).</description><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>bandpassrefval</name><description>Characteristic quantity for the bandpass of the image</description><unit>m</unit><ucd>instr.bandpass;stat.median</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>bandpasshi</name><description>Upper limit of the bandpass (in BandPass_Unit units)</description><unit>m</unit><ucd>instr.bandpass;stat.max</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>bandpasslo</name><description>Lower limit of the bandpass (in BandPass_Unit units)</description><unit>m</unit><ucd>instr.bandpass;stat.min</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>pixflags</name><description>Flags specifying the processing done (C-original; F-resampled; Z-fluxes valid; X-not resampled; V-for display only</description><ucd>meta.code</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>coverage</name><description>Field covered by the image</description><unit>deg</unit><dataType arraysize="*" extendedType="polygon" xsi:type="vs:VOTableType">double</dataType><flag>indexed</flag><flag>nullable</flag></column><column><name>object</name><description>Object being observed, Simbad-resolvable form</description><ucd>meta.id</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column></table></schema></tableset></ri:Resource>