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<ri:Resource created="2006-07-15T14:17:46Z" 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>Proper motion and BV photometry in Trumpler 2</title><shortName>J/A+A/451/901</shortName><identifier>ivo://CDS.VizieR/J/A+A/451/901</identifier><altIdentifier>doi:10.26093/cds/vizier.34510901</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Frolov V.N.</name></creator><creator><name>Ananjevskaja J.K.</name></creator><creator><name>Jilinski E.G.</name></creator><creator><name>Gorshanov D.L.,Bronnikova N.M.</name></creator><date role="Updated">2006-07-15T14:22:20Z</date><date role="Created">2006-07-15T14:17:46Z</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>open-star-clusters</subject><subject>visible-astronomy</subject><subject>photographic-photometry</subject><subject>proper-motions</subject><description>The results of a complex study of the galactic open cluster Trumpler 2 are presented. In order to obtain the proper motions, the positions of approximately 3000 stars up to the limit magnitude B~16.25mag in the area 80'x80' around the cluster were measured on 6 plates with a maximal epoch difference of 63-years. The root-mean error of the relative proper motions is 4.2mas/yr. The catalogue of BV magnitudes of all the stars in the investigated area was compiled. The selection of the cluster members within the region of R&lt;16 arcmin from the center of the cluster was made. Altogether, 148 stars were considered to be cluster members by both astrometrical and photometrical criteria. We present the estimated age (8.91E+07) and physical parameters of the cluster and append the catalogues of the proper motions and of the photometry of the stars.</description><source format="bibcode">2006A&amp;A...451..901F</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/451/901</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/I/252">I/252 : The USNO-A2.0 Catalogue (Monet+ 1998)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/396/125">J/A+A/396/125 : Proper motions and BV photometry in NGC 1513 (Frolov+, 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/451/901</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/451/901</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/451/901</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/451/901</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/451/901</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/451/901</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><capability xsi:type="cs:ConeSearch" standardID="ivo://ivoa.net/std/ConeSearch"><description>Cone search capability for table J/A+A/451/901/table2 (Catalogue of the astrometrical results)</description><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/conesearch/J/A+A/451/901/table2?</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/conesearch/J/A+A/451/901/table2?</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/conesearch/J/A+A/451/901/table2?</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface><maxSR>180.0</maxSR><maxRecords>50000</maxRecords><verbosity>true</verbosity><testQuery><ra>38.181564</ra><dec>55.270971</dec><sr>0.005555555555555556</sr></testQuery></capability><coverage><spatial>6/3227-3228 3230-3231 3249 3252</spatial><footprint ivo-id="ivo://ivoa.net/std/moc">https://cdsarc.cds.unistra.fr/viz-bin/moc/J/A+A/451/901?format=ascii</footprint><waveband>Optical</waveband></coverage><tableset><schema><name>default</name><table><name>J/A+A/451/901/table2</name><description>Catalogue of the astrometrical results</description><column><name>Notes</name><description>Notes (2)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>OName</name><description>Other name</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</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>Seq</name><description>[1/2362] Number of the star in our study</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>primary</flag></column><column><name>USNO-A2</name><description>Number of the star according to USNO-A2.0 &lt;I/252&gt; catalogue</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="13*">char</dataType></column><column><name>Xpos</name><description>? Rectangular coordinate X (G1)</description><unit>arcmin</unit><ucd>pos.cartesian.x</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>Ypos</name><description>? 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