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<ri:Resource created="2020-05-04T07:48:05Z" 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>Updated cat. of extended objects in Magellanic clouds</title><shortName>J/AJ/159/82</shortName><identifier>ivo://CDS.VizieR/J/AJ/159/82</identifier><altIdentifier>doi:10.26093/cds/vizier.51590082</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Bica E.</name></creator><creator><name>Westera P.</name></creator><creator><name>de O. Kerber L.</name></creator><creator><name>Dias B.</name></creator><creator><name>Maia F.</name></creator><creator><name>Santos J.F.C. Jr,Barbuy B.</name></creator><creator><name>Oliveira R.A.P.</name></creator><date role="Updated">2021-06-10T07:11:27Z</date><date role="Created">2020-05-04T07:48:05Z</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>magellanic-clouds</subject><subject>stellar-associations</subject><subject>open-star-clusters</subject><subject>astronomical-object-identification</subject><subject>chemical-abundances</subject><subject>absolute-magnitude</subject><subject>nebulae</subject><subject>h-ii-regions</subject><subject>visible-astronomy</subject><description>We present a catalog of star clusters, associations, and related extended objects in the Small Magellanic Cloud (SMC) and the Magellanic Bridge with 2741 entries, a factor 2 more than a previous version from a decade ago. Literature data up until 2018 December are included. The identification of star clusters was carried out with digital atlases in various bands currently available in the Digitized Sky Survey (DSS) and the Machine Automatique a Mesurer pour l'Astronomie (MAMA) imaging surveys. In particular, we cross-identified recent cluster samples from the Visible and Infrared Survey Telescope for Astronomy (VISTA) near-infrared YJKs survey of the Magellanic System (VMC; Rubele+, 2015, J/MNRAS/449/639), Optical Gravitational Lensing Experiment IV (OGLE IV; Sitek+ 2017, J/AcA/67/363), and Survey of the MAgellanic Stellar History (SMASH; Piatti 2017ApJ...834L..14P) surveys, confirming new clusters and pointing out equivalencies. A major contribution of the present catalog consists of the accurate central positions for clusters and small associations, including a new sample of 45 clusters or candidates in the SMC and 19 in the Magellanic Bridge, as well as a compilation of the most reliable age and metallicity values from the literature. A general catalog must also deal with the recent discoveries of 27 faint and ultra-faint star clusters and galaxies projected on the far surroundings of the Clouds, most of them from the Dark Energy Survey. The information on these objects has been complemented with photometric, spectroscopic, and kinematical follow-up data from the literature. The underluminous galaxies around the Magellanic System, still very few as compared to the predictions from {Lambda} Cold Dark Matter simulations, can bring constraints to galaxy formation and hierarchical evolution. Furthermore, we provide diagnostics, when possible, of the nature of the ultra-faint clusters, searching for borders of the Magellanic System extensions into the Milky Way gravitational potential.</description><source format="bibcode">2020AJ....159...82B</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/AJ/159/82</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/B/ocl">B/ocl : Optically visible open clusters and Candidates (Dias+ 2002-2015)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJS/101/41">J/ApJS/101/41 : SMC and Bridge extended catalog (Bica+ 1995)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/112/2004">J/AJ/112/2004 : CCD photometry of SMC cluster Kron 3 (Alcaino+ 1996)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AcA/48/175">J/AcA/48/175 : OGLE SMC clusters (Pietrzynski+ 1998)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/116/2395">J/AJ/116/2395 : BV photometry in five SMC clusters (Mighell+, 1998)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/345/430">J/A+A/345/430 : Abundances of 6 cool supergiants in NGC 330 (Hill, 1999)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/119/1214">J/AJ/119/1214 : Census of star clusters in the SMC (Bica+, 2000)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/562/303">J/ApJ/562/303 : Old Stellar Populations of the SMC (Dolphin+ 2001)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/440/111">J/A+A/440/111 : Spectra of SMC star clusters (Piatti+, 2005)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/358/1215">J/MNRAS/358/1215 : CT1 photometry of 10 SMC clusters (Piatti+, 2005)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/129/2701">J/AJ/129/2701 : UBVRI photometry of SMC star clusters (Rafelski+, 2005)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/452/179">J/A+A/452/179 : Ages of SMC young clusters and field stars (Chiosi+, 2006)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/377/300">J/MNRAS/377/300 : CT1 photometry in 6 SMC star clusters (Piatti+, 2007)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/133/44">J/AJ/133/44 : NGC 346 HST VI photometry (Sabbi+, 2007)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/389/678">J/MNRAS/389/678 : Catalogue of extended obj. in Magellanic Clouds (Bica+,2008)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/136/1703">J/AJ/136/1703 : Ridgelines of 6 intermediate-age SMC clusters (Glatt+, 2008)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/681/290">J/ApJ/681/290 : HST/ACS photometry in the SMC (Schmalzl+, 2008)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/138/517">J/AJ/138/517 : CaII spectroscopy of SMC red giants (Parisi+, 2009)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/517/A50">J/A+A/517/A50 : Ages &amp; luminosities of SMC/LMC star clusters (Glatt+, 2010)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/403/996">J/MNRAS/403/996 : Clusters and associations in SMC and LMC (Bonatto+, 2010)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/417/1559">J/MNRAS/417/1559 : CT1T2 photometry in 14 SMC star clusters (Piatti+, 2011)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/756/L32">J/ApJ/756/L32 : BVI photometry of SMC star cluster ESO 51-SC09 (Piatti,2012)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/425/3085">J/MNRAS/425/3085 : CCD CT1 data of stars in the field of B119 (Piatti+, 2012)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/561/A93">J/A+A/561/A93 : On the metallicity of open clusters. 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