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<ri:Resource created="2003-12-27T20:39:39Z" 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>Magnetic activity of 6 young solar stars. II</title><shortName>J/A+A/409/1017</shortName><identifier>ivo://CDS.VizieR/J/A+A/409/1017</identifier><altIdentifier>doi:10.26093/cds/vizier.34091017</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Messina S.</name></creator><creator><name>Guinan E.F.</name></creator><date role="Updated">2017-06-27T06:37:49Z</date><date role="Created">2003-12-27T20:39:39Z</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>photometry</subject><subject>late-type-stars</subject><subject>g-stars</subject><description>The present paper is the second of a series dedicated to the study of the magnetic activity in a selected sample of young solar analogues. The sample includes five single G0-G5V stars with ages between ~=130Myr and 700Myr: EK Dra, {pi}^1^ UMa, HN Peg, {kappa}^1^ Cet and BE Cet. In this study we also include the Pleiades-age (~=130Myr) K0V star DX Leo. Our analysis is based on high precision photometric observations carried out as part of "The Sun in Time" project, aimed at a multiwavelength study of stars with solar-like global properties, but with different ages and thus at different stages of evolution.</description><source format="bibcode">2003A&amp;A...409.1017M</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/409/1017</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/393/225">J/A+A/393/225 : Magnetic activity of 6 young solar analogues I (Messina+ 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/409/1017</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/409/1017</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/409/1017</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/409/1017</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/409/1017</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/409/1017</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>J/A+A/409/1017/table3</name><description>{kappa}^1^ Cet periodogram analysis</description><column><name>recno</name><description>Record number assigned by the VizieR team. 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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>JD1-2440000</name><description>First observing HJD</description><unit>d</unit><ucd>time.epoch</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>JD2-2440000</name><description>Last observing HJD</description><unit>d</unit><ucd>time.epoch</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Nights</name><description>Number of observing nights</description><ucd>meta.number</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Per</name><description>Rotational period</description><unit>d</unit><ucd>time.period</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_Per</name><description>Uncertainty on P</description><unit>d</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>FAP</name><description>False Alarm Probability</description><ucd>stat.fit.goodness</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>Note</name><description>[1/2]? 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