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<ri:Resource created="2006-07-01T21:52:39Z" status="active" updated="2025-05-19T09:50:00Z" 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>Core dominance in extragalactic radio sources</title><shortName>J/A+A/407/899</shortName><identifier>ivo://CDS.VizieR/J/A+A/407/899</identifier><altIdentifier>doi:10.26093/cds/vizier.34070899</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Fan J.H.</name></creator><creator><name>Zhang J.S.</name></creator><date role="Updated">2006-07-01T21:54:46Z</date><date role="Created">2006-07-01T21:52:39Z</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>quasars</subject><subject>seyfert-galaxies</subject><subject>radio-sources</subject><description>In this paper, based on a paper by Liu and Zhang (2002, Cat. &lt;J/A+A/381/757&gt;), we have chosen a sample of 542 extragalactic sources (27 BL Lac objects, 300 galaxies (radio galaxies and Seyfert galaxies), and 215 quasars), for which we have calculated the core-dominance parameters and investigated the relation between core-dominance parameter and the core and extended luminosities. The core-dominance parameter of galaxies is smaller than that in quasars, which is smaller than that in BL Lac objects.</description><source format="bibcode">2003A&amp;A...407..899F</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/407/899</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/J/A+A/381/757">J/A+A/381/757 : List of extra-galactic radio jets (Liu+, 2002)</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/A+A/407/899</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/407/899</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/407/899</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/407/899</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/407/899</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/407/899</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>Radio</waveband></coverage><tableset><schema><name>default</name><table><name>J/A+A/407/899/table1</name><description>Core-dominance parameters</description><column><name>z</name><description>Redshift</description><ucd>src.redshift</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>Name</name><description>IAU name of the radio source, HHMM+DDd (B1950.0)</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="8*">char</dataType></column><column><name>Type</name><description>Type of the source (1)</description><ucd>src.class</ucd><dataType xsi:type="vs:VOTableType" arraysize="4*">char</dataType></column><column><name>logPtot</name><description>Total luminosity at 1.4GHz</description><unit>log(W.Hz**-1)</unit><ucd>phys.luminosity;em.radio.750-1500MHz</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>logPc</name><description>Core luminosity at 5GHz</description><unit>log(W.Hz**-1)</unit><ucd>phys.luminosity;em.radio.3-6GHz</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>logR05</name><description>Core-dominance parameter corresponding to {alpha}E=0.5 (2)</description><ucd>phot.flux;arith.ratio</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>logR10</name><description>Core-dominance parameter corresponding to {alpha}E=1.0 (2)</description><ucd>phot.flux;arith.ratio</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column></table></schema></tableset></ri:Resource>