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<ri:Resource created="1998-09-01T06:43:27Z" 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>HD,HDE,DM Identifications in Open Clusters</title><shortName>IV/17A</shortName><identifier>ivo://CDS.VizieR/IV/17A</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Mermilliod J.C.</name></creator><date role="Updated">1998-09-01T06:45:01Z</date><date role="Created">1998-09-01T06:43:27Z</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>astronomical-object-identification</subject><description>The catalog is a compilation of cross-identifications between the numbering system of Mermilliod (1978) for stars in open clusters and the numbering systems of several other astronomical catalogs, including HR, HD-HDE, DM, LS, LSS, GCVS, IDS, ADS, SAO, and several smaller lists. Also included are files listing the inverse cross-identifications from each catalog to the Mermilliod (1978) numbers. This version updates and expands the version presented by Mermilliod (1976A&amp;AS...23..419M). The catalog is in 13 files: the first file contains the main cross- identification list from the Mermilliod (1978) system to the other catalogs; the next 11 files contain the inverse lists from the catalogs to Mermilliod (1978); and the thirteenth file contains a list of the references adopted for the individual star numberings for each cluster used by the Mermilliod (1978) system.</description><source format="bibcode">1986A&amp;AS...63..293M</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/IV/17A</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>http://obswww.unige.ch/webda/ : A Site Devoted to Stellar Open Clusters,</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=IV/17A</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=IV/17A</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=IV/17A</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=IV/17A</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=IV/17A</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=IV/17A</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>IV/17A/openclus</name><description>Main Catalog</description><column><name>GCVS</name><description>*?GCVS identification</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="9*">char</dataType></column><column><name>LSS</name><description>*?LSS number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>IDS</name><description>*?IDS identification</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</dataType></column><column><name>IDScomp</name><description>*?IDS components</description><ucd>meta.id.assoc</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>ADS</name><description>*?ADS number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>SAO</name><description>*?SAO number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>Misc1</name><description>*?Misc. name 1</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="9*">char</dataType></column><column><name>Misc2</name><description>*?Misc. name 2</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="9*">char</dataType></column><column><name>Misc3</name><description>*?Misc. name 3</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="9*">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>LID</name><description>*Mermilliod (Lausanne) number</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">long</dataType><flag>primary</flag></column><column><name>m_LID</name><description>*Mermilliod number suffix</description><ucd>meta.code.multip</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>HR</name><description>*?HR number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>HD</name><description>*?HD number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>DM</name><description>*?DM number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</dataType></column><column><name>n_DM</name><description>*?DM remark</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>LS</name><description>*?LS name</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</dataType></column><column><name>BF</name><description>*?Bayer/Flamsteed identification</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="8*">char</dataType></column></table><table><name>IV/17A/refs</name><description>References</description><column><name>Ref</name><description>*Reference</description><ucd>meta.ref</ucd><dataType xsi:type="vs:VOTableType" arraysize="66*">char</dataType></column><column><name>Cluster</name><description>*Cluster number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="9*">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></table><table><name>IV/17A/hridx</name><description>BS=HR Index (Inverted from openclus.dat)</description><column><name>BF</name><description>Bayer/Flamsteed name</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="8*">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>HR</name><description>HR number</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>primary</flag></column><column><name>LID</name><description>Lausanne (Mermilliod) number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">long</dataType></column><column><name>m_LID</name><description>LID number suffix</description><ucd>meta.code.multip</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column></table><table><name>IV/17A/idsidx</name><description>IDS Index (Inverted from openclus.dat)</description><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>IDS</name><description>IDS identification</description><ucd>meta.id.part;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</dataType><flag>primary</flag></column><column><name>IDScomp</name><description>IDS components</description><ucd>meta.id.part;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>LID</name><description>Lausanne (Mermilliod) number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">long</dataType></column><column><name>m_LID</name><description>LID number suffix</description><ucd>meta.code.multip</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column></table><table><name>IV/17A/adsidx</name><description>ADS Index (Inverted from openclus.dat)</description><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>ADS</name><description>ADS number</description><ucd>meta.id.part;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>primary</flag></column><column><name>ADScomp</name><description>ADS components</description><ucd>meta.id.part;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>LID</name><description>Lausanne (Mermilliod) number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">long</dataType></column><column><name>m_LID</name><description>LID number suffix</description><ucd>meta.code.multip</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column></table><table><name>IV/17A/miscidx</name><description>Index for misc. catalogs and lists (Inverted)</description><column><name>m_LID</name><description>LID number suffix</description><ucd>meta.code.multip</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">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>Misc</name><description>Identification</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</dataType></column><column><name>LID</name><description>Lausanne (Mermilliod) number</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">long</dataType></column></table><table><name>IV/17A/selidx</name><description>Selected Areas Index (Inverted)</description><column><name>recno</name><description>Record number assigned by the VizieR team. 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