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<ri:Resource created="2008-01-23T09:43:26Z" 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>The SDSS-DR3 damped Ly{alpha} survey</title><shortName>J/ApJ/635/123</shortName><identifier>ivo://CDS.VizieR/J/ApJ/635/123</identifier><altIdentifier>doi:10.26093/cds/vizier.16350123</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Prochaska J.X.</name></creator><creator><name>Herbert-fort S.</name></creator><creator><name>Wolfe A.M.</name></creator><date role="Updated">2017-07-06T06:26:32Z</date><date role="Created">2008-01-23T09:43:26Z</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>quasars</subject><subject>redshifted</subject><description>We present the results from a damped Ly{alpha} survey of the Sloan Digital Sky Survey, Data Release 3 (Cat. &lt;II/259&gt;). We have discovered over 500 new damped Ly{alpha} systems at z&gt;2.2, and the complete statistical sample for z&gt;1.6 has more than 600 damped Ly{alpha} galaxies.</description><source format="bibcode">2005ApJ...635..123P</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/ApJ/635/123</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>http://www.sdss.org : SDSS Home Page</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/PASP/116/622">J/PASP/116/622 : SDSS damped Ly{alpha} survey: DR1 (Prochaska+, 2004)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/243">VII/243 : SDSS quasar catalog. 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(Schneider+, 2005)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/II/259">II/259 : The SDSS Photometric Catalog Release 3 (Abazajian+ 2005)</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/ApJ/635/123</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/ApJ/635/123</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/ApJ/635/123</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/ApJ/635/123</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/ApJ/635/123</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/ApJ/635/123</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/ApJ/635/123/table1 (SDSS-DR3 quasar sample)</description><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/conesearch/J/ApJ/635/123/table1?</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/conesearch/J/ApJ/635/123/table1?</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/conesearch/J/ApJ/635/123/table1?</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface><maxSR>180.0</maxSR><maxRecords>50000</maxRecords><verbosity>true</verbosity><testQuery><ra>0.2108333</ra><dec>-10.3655</dec><sr>0.005555555555555556</sr></testQuery></capability><coverage><spatial>4/260 361 371 379 698 737 1709 5/1024 1033 1034 1035 1056 1197 1199 1209 1211 1212 1215 1257 1262 1270 1272 1275 1277 1279 1403 1405 1407 1438 1450 1451 1454 1455 1460 1461 1464 1465 1466 1471 1479 1482 1488 1489 1492 1494 1495 1496 1505 1506 1509 1510 1511 1512 1521 1522 1523 1525 1527 1528 1530 1531 1532 1535 1553 1556 1559 1565 1588 1600 1601 1603 1604 1606 1608 1610 1614 1617 1618 1619 1621 1622 1625 1626 1627 1630 1631 1633 1637 1638 1639 1649 1654 1792 1796 1797 1798 1800 1802 1808 1811 1814 1815 1816 1818 1823 1828 1840 1841 1856 1858 1861 1862 1863 1865 1866 1867 1868 1869 1875 1877 1888 2048 2050 2333 2334 2353 2355 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31435 31436 31442 31458 31464 32478 32497 32499 32500 32502 32503 32680 32682 36715 36728 36730 36734 36759 36761 36777 36778 36779 36784 36785 36786 36788 36789 36790 36792 36802 36803 36805 36806 36808 36809 36810 36812 36816 40959 45039 45048 45049 45051 45052 45054 45055 48990 48991 49011 49012 49016 49018 49019 49078 49085 49086 49094 49097 49098 49100 49101 49103 49105 49106 49121 49124 49128 49129 49130 49151</spatial><footprint ivo-id="ivo://ivoa.net/std/moc">https://cdsarc.cds.unistra.fr/viz-bin/moc/J/ApJ/635/123?format=ascii</footprint><waveband>Optical</waveband></coverage><tableset><schema><name>default</name><table><name>J/ApJ/635/123/table1</name><description>SDSS-DR3 quasar sample</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>Plate</name><description>Plate number</description><ucd>obs.field</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>MJD</name><description>Modified Julian Date of observation</description><unit>d</unit><ucd>time.epoch</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Fiber</name><description>Fiber number</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>n_SDSS</name><description>Simbad column added by the CDS</description><ucd>meta.ref.url</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>SDSS</name><description>Quasar name</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="19*">char</dataType><flag>primary</flag></column><column><name>zem</name><description>QSO emission redshift</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>f_zem</name><description>Flag describing intrisic absorption on z (1)</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>zstart</name><description>? Starting redshift for S/N_lim_=4 (2)</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>zstart5</name><description>? Starting redshift for S/N_lim_=5 (2)</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>zend</name><description>? Ending redshift for S/N_lim_=4 (2)</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>zcand</name><description>Candidate(s) absorption redshift(s) along sightline</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType" arraysize="65*">char</dataType></column><column><name>SDSSdata</name><description>View the SDSS details</description><ucd>meta.ref.url</ucd><dataType xsi:type="vs:VOTableType" arraysize="*">char</dataType></column><column><name>_RA</name><description>Position (from SDSS name) (right ascension part)</description><unit>deg</unit><ucd>pos.eq.ra;meta.main</ucd></column><column><name>_DE</name><description>Position (from SDSS name) (declination part)</description><unit>deg</unit><ucd>pos.eq.dec;meta.main</ucd></column></table><table><name>J/ApJ/635/123/dla</name><description>SDSS-DR3 DLA and super-LLS sample</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>Class</name><description>Simbad column added by the CDS</description><ucd>src.class</ucd><dataType xsi:type="vs:VOTableType" arraysize="5*">char</dataType></column><column><name>n_SDSS</name><description>[*] when quasar does not exit is SDSS-DR3 (3)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>SDSS</name><description>Quasar name in DR3, as in table1 (3)</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="19*">char</dataType></column><column><name>SDSSt</name><description>Quasar truncated name (1)</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="18*">char</dataType></column><column><name>zabs</name><description>Damped Ly{alpha} absorption redshift (1)</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>DR</name><description>[1,3] Data release of actual spectrum analyzed</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>S/N</name><description>? Signal-to-Noise ratio</description><ucd>stat.snr</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>Memb</name><description>[yn] Membership in the CLR (confidence limit ratio) statistical cut?</description><ucd>meta.code.member;stat.value</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Metal</name><description>[0/2] Flag on the metal-line absorption (2)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>logNHI</name><description>Log of the Hydrogen column density</description><unit>log(cm**-2)</unit><ucd>phys.columnDensity</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>E_logNHI</name><description>Upper limit error in logNHI</description><unit>log(cm**-2)</unit><ucd>stat.error;stat.max</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_logNHI</name><description>Lower limit error in logNHI</description><unit>log(cm**-2)</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column></table></schema></tableset></ri:Resource>