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<ri:Resource created="1997-12-09T23:29:43Z" 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>6C Survey of radio sources - IV.</title><shortName>VIII/23</shortName><identifier>ivo://CDS.VizieR/VIII/23</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Hales S.E.G.</name></creator><creator><name>Mayer C.J.</name></creator><creator><name>Warner P.J.</name></creator><creator><name>Baldwin J.E.</name></creator><date role="Updated">2015-04-24T17:52:08Z</date><date role="Created">1997-12-09T23:29:43Z</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>radio-sources</subject><subject>surveys</subject><description>The 6th Cambridge Survey of radio sources covers most of the sky north of 30{deg} with an angular resolution of 4.2x4.2cosec{delta} arcmin^2^ and a limiting flux density of 160mJy at 151MHz, with completeness achieved at 600mJy. 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