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<ri:Resource created="1998-06-05T14:58:03Z" status="active" updated="2026-08-03T00:00:00Z" 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/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:CatalogService"><title>Cross-Identifications in Abell and Zwicky clusters</title><shortName>VII/201</shortName><identifier>ivo://CDS.VizieR/VII/201</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Kalinkov M.</name></creator><creator><name>Valtchanov I.</name></creator><creator><name>Kuneva I.</name></creator><date role="Updated">1998-06-05T14:58:05Z</date><date role="Created">1998-06-05T14:58:03Z</date><contact><name>CDS support team</name><address>CDS, Observatoire de Strasbourg, 11 rue de l'Universite, F-67000 Strasbourg, France</address><email>cds-question@unistra.fr</email></contact></curation><content><subject>galaxy-clusters</subject><subject>astronomical-object-identification</subject><description>A new identification between Abell and Zwicky clusters of galaxies and vice versa is completed. Two convenient files are generated with necessary data for comparing both catalogs; remarks on the cluster matching are also included.</description><source format="bibcode">1998yCat.7201....0K</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/VII/201</referenceURL><type>Catalog</type><contentLevel>Research</contentLevel><relationship><relationshipType>IsServedBy</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/TAP">TAP VizieR generic service</relatedResource></relationship><relationship><relationshipType>related-to</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/VII/4">VII/4 : Abell and Zwicky Clusters of Galaxies (Abell+ 1974)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/110">VII/110 : Rich Clusters of Galaxies (Abell+ 1989)</relatedResource></relationship></content><rights>https://cds.unistra.fr/vizier-org/licences_vizier.html</rights><capability><interface xsi:type="vr:WebBrowser"><accessURL use="full">https://vizier.cds.unistra.fr/viz-bin/VizieR-2?-source=VII/201</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=VII/201</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=VII/201</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=VII/201</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=VII/201</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=VII/201</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface></capability><capability standardID="ivo://ivoa.net/std/TAP#aux"><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://tapvizier.cds.unistra.fr/TAPVizieR/tap</accessURL></interface></capability><coverage><footprint ivo-id="ivo://ivoa.net/std/moc"/><waveband>Optical</waveband></coverage><tableset><schema><name>default</name><table><name>VII/201/azrem</name><description>Remarks on azsrt.dat</description><column><name>recno</name><description>Record number assigned by the VizieR team. Should Not be used for identification.</description><ucd>meta.record</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Abell</name><description>[4/2706]+ Abell cluster as in file azsrt.dat</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>primary</flag><flag>indexed</flag></column><column><name>Text</name><description>*Text of comment</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="79*">char</dataType></column></table><table><name>VII/201/azsrt</name><description>Abell to Zwicky cross-identifications</description><column><name>Rab</name><description>Abell cluster radius</description><unit>deg</unit><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>recno</name><description>Record number assigned by the VizieR team. Should Not be used for identification.</description><ucd>meta.record</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Abell</name><description>[1/2712]+ Abell cluster designation</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>primary</flag><flag>indexed</flag></column><column><name>Cflag</name><description>*[cn] 'c' indicates a comment in file azrem.dat</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Field</name><description>Field where Abell cluster center lies on</description><ucd>obs.field</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Code</name><description>*[012+n]! Code for correspondence between A- and Z-clusters</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>ZCl</name><description>[1/9133]? Zwicky cluster designation</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>Delta</name><description>? Angular distance between Abell and Zwicky clusters centers</description><unit>deg</unit><ucd>pos.angDistance</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Rz</name><description>? Zwicky cluster radius</description><unit>deg</unit><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Rabc</name><description>Abell cluster radius with cosmology</description><unit>deg</unit><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Znames</name><description>Up to 10 names (field and consequent number in that field)</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="80*">char</dataType></column></table><table><name>VII/201/zasrt</name><description>Zwicky to Abell cross-identifications</description><column><name>recno</name><description>Record number assigned by the VizieR team. Should Not be used for identification.</description><ucd>meta.record</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>ZCl</name><description>[1/9133]+ Zwicky cluster consequent number</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>primary</flag><flag>indexed</flag></column><column><name>Cflag</name><description>[c] indicates a comment in file zarem.dat</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Code</name><description>*[0123+]! Code for correspondence between Z- and A-clusters</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Abell</name><description>[1/2712]? Abell cluster designation</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>Rz</name><description>Zwicky cluster radius</description><unit>deg</unit><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Delta</name><description>? Angular distance between Zwicky and Abell clusters</description><unit>deg</unit><ucd>pos.angDistance</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Rab</name><description>? Abell cluster radius</description><unit>deg</unit><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Rabc</name><description>? Abell cluster radius using z</description><unit>deg</unit><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Znames</name><description>Up to 12 Zwicky cluster names (field and consequent number in that field)</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="106*">char</dataType></column></table><table><name>VII/201/zarem</name><description>Remarks on zasrt.dat</description><column><name>recno</name><description>Record number assigned by the VizieR team. 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