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<ri:Resource created="1997-12-09T23:21:05Z" status="active" updated="2025-06-13T15:25:00Z" 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>Star Clusters and Associations, Selected Data</title><shortName>VII/5A</shortName><identifier>ivo://CDS.VizieR/VII/5A</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Alter G.</name></creator><creator><name>Ruprecht J.</name></creator><creator><name>Vanysek V.</name></creator><date role="Updated">2013-02-26T12:39:41Z</date><date role="Created">1997-12-09T23:21:05Z</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>stellar-associations</subject><subject>open-star-clusters</subject><description>The catalog is a selection of data on all open clusters extracted from the second, considerably enlarged edition of the "Catalogue of Star Clusters and Associations" edited by Alter, Balazs, and Ruprecht (1970), which includes four parts: Part 1: 1039 open clusters, five moving clusters, and 11 stellar groups; Part 2: 70 OB associations; Part 3: 125 globular clusters; Part 4: 28 extragalactic objects. The catalog includes galactic and equatorial coordinates, name, classification, angular diameter, distance, magnitude and spectral types of the brightest stars, total magnitude, and color excess.</description><source>Akad. 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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>GLON</name><description>Galactic longitude</description><unit>deg</unit><ucd>pos.galactic.lon</ucd></column><column><name>GLAT</name><description>Galactic latitude</description><unit>deg</unit><ucd>pos.galactic.lat</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>RA1950</name><description>Hours RA, equinox 1950.0</description><ucd>pos.eq.ra;meta.main</ucd></column><column><name>DE1950</name><description>Degrees Dec, equinox 1950.0</description><ucd>pos.eq.dec;meta.main</ucd></column><column><name>Class</name><description>Trumbler class. codes, see below. The following coding is used: 32p = III 2 p 43pn = IV 3 p n, etc.</description><ucd>meta.code.class</ucd><dataType xsi:type="vs:VOTableType" arraysize="4*">char</dataType></column><column><name>Diam</name><description>[]? Angular diameter</description><unit>arcmin</unit><ucd>phys.angSize</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Dist</name><description>[]? Cluster distance</description><unit>pc</unit><ucd>pos.distance</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>Mag1</name><description>[]? Magnitude of brightest stars in cluster</description><unit>mag</unit><ucd>phot.mag</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>SpType</name><description>Spectral type</description><ucd>src.spType</ucd><dataType xsi:type="vs:VOTableType" arraysize="2*">char</dataType></column><column><name>Code1</name><description>Unidentified code</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>IntMag</name><description>[]? 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Color excess of the cluster in UBV system</description><unit>mag</unit><ucd>phot.color.excess</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Code3</name><description>Unidentified code</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>_RA.icrs</name><description>Right ascension (ICRS) (computed by VizieR, not part of the original data)</description><ucd>pos.eq.ra</ucd><flag>nullable</flag><flag>indexed</flag></column><column><name>_DE.icrs</name><description>Declination (ICRS) (computed by VizieR, not part of the original data)</description><ucd>pos.eq.dec</ucd><flag>nullable</flag><flag>indexed</flag></column></table></schema></tableset></ri:Resource>