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<ri:Resource created="2000-04-22T12:41:31Z" status="active" updated="2025-05-19T09:50:00Z" version="1.2" xmlns:cs="http://www.ivoa.net/xml/ConeSearch/v1.0" 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/ConeSearch/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/ConeSearch.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:CatalogService"><title>Nearby poor clusters of galaxies catalog</title><shortName>J/AJ/118/2014</shortName><identifier>ivo://CDS.VizieR/J/AJ/118/2014</identifier><altIdentifier>doi:10.26093/cds/vizier.51182014</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>White R.A.</name></creator><creator><name>Bliton M.</name></creator><creator><name>Bhavsar S.P.</name></creator><creator><name>Bornmann P.</name></creator><creator><name>Burns J.O.,Ledlow M.J.</name></creator><creator><name>Loken C.</name></creator><date role="Updated">2023-04-06T16:50:35Z</date><date role="Created">2000-04-22T12:41:31Z</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>galaxies</subject><subject>catalogs</subject><subject>redshifted</subject><subject>astronomical-object-identification</subject><description>A catalog of 732 optically selected, nearby poor clusters of galaxies covering the entire sky north of -3{deg} declination is presented. The poor clusters, called WBL clusters, were identified as concentrations of three or more galaxies with photographic magnitudes brighter than 15.7, possessing a galaxy surface overdensity of 10^4/3^. These criteria are consistent with those used in the identification of the original Yerkes poor clusters, and this new catalog substantially increases the sample size of such objects. These poor clusters cover the entire range of galaxy associations up to and including Abell clusters, systematically including poor and rich galaxy systems spanning over 3 orders of magnitude in the cluster mass function. As a result, this new catalog contains a greater diversity of richness and structures than other group catalogs, such as the Hickson and Yerkes catalogs. The information on individual galaxies includes redshifts and cross-references to other galaxy catalogs. The entries for the clusters include redshift (where available) and cross-references to other group and cluster catalogs.</description><source format="bibcode">1999AJ....118.2014W</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/AJ/118/2014</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>IsServedBy</relationshipType><relatedResource>Conesearch service</relatedResource></relationship><relationship><relationshipType>related-to</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/VII/26">VII/26 : Uppsala General Catalogue of Galaxies (UGC) (Nilson 1973)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/49">VII/49 : Galaxies and Clusters of Galaxies (CGCG) (Zwicky, 1968)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/118">VII/118 : NGC 2000.0 (Sky Publishing, ed. Sinnott 1988)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/190">VII/190 : Zwicky Galaxy Catalog (Zwicky+ 1968)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/193">VII/193 : The CfA Redshift Catalogue, Version June 1995 (Huchra+ 1995)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/213">VII/213 : Hickson's Compact groups of Galaxies (Hickson+ 1982-1994)</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=J/AJ/118/2014</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/AJ/118/2014</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/AJ/118/2014</mirrorURL></interface></capability><capability><interface 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Poor-cluster redshift (2)</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>o_z</name><description>? Number of galaxy redshifts available from NED</description><ucd>meta.number</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>n_z</name><description>Notes on z (3)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>ZWCL</name><description>Zwicky cluster containing the given WBL cluster within its contours</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="11*">char</dataType></column><column><name>n_ZWCL</name><description>[MD ] MD: medium-distant cluster</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="2*">char</dataType></column><column><name>RZ</name><description>? 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Should Not be used for identification.</description><ucd>meta.record</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Name</name><description>Identification (1)</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="8*">char</dataType></column><column><name>WBL</name><description>WBL designation</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="7*">char</dataType><flag>primary</flag></column><column><name>Note</name><description>[abc ] Note when no WBL poor cluster associated with a Yerkes cluster (2)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="2*">char</dataType></column></table></schema></tableset></ri:Resource>