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<ri:Resource created="2007-04-25T17:24:37Z" 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>Lyman-alpha forest toward PKS 0405-123</title><shortName>J/ApJ/636/631</shortName><identifier>ivo://CDS.VizieR/J/ApJ/636/631</identifier><altIdentifier>doi:10.26093/cds/vizier.16360631</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Williger G.M.</name></creator><creator><name>Heap S.R.</name></creator><creator><name>Weymann R.J.</name></creator><creator><name>Dave R.</name></creator><creator><name>Ellingson E.,Carswell R.F.</name></creator><creator><name>Tripp T.M.</name></creator><creator><name>Jenkins E.B.</name></creator><date role="Updated">2017-12-18T07:57:57Z</date><date role="Created">2007-04-25T17:24:37Z</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><subject>spectroscopy</subject><description>We present results for Ly{alpha} forest and metal absorbers from ~7km/s resolution Space Telescope Imaging Spectrograph (STIS) data for QSO PKS 0405-123 (z=0.574). We analyze strong and weak samples of Ly{alpha} forest lines, containing 60 absorbers with column density log N(HI)&gt;=13.3 over 0.002&lt;z&lt;0.423 and 44 with logN(HI)&gt;=13.1 over 0.020&lt;z&lt;0.234, respectively.</description><source format="bibcode">2006ApJ...636..631W</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/ApJ/636/631</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/J/A+A/373/757">J/A+A/373/757 : Lyman-Alpha forest of 3 QSOs (Kim+, 2001)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/391/L11">J/A+A/391/L11 : Lyman alpha forest in HE 0515-4414 (Janknecht+ 2002)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/335/555">J/MNRAS/335/555 : Lyman-alpha forest of 5 QSOs (Kim+, 2002)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/617/718">J/ApJ/617/718 : Atomic data and EW for PKS 0405-123 (Prochaska+, 2004)</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/636/631</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/ApJ/636/631</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/ApJ/636/631</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/ApJ/636/631</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/ApJ/636/631</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/ApJ/636/631</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/636/631/table5 (Galaxies around PKS 0405-123)</description><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/conesearch/J/ApJ/636/631/table5?</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/conesearch/J/ApJ/636/631/table5?</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/conesearch/J/ApJ/636/631/table5?</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface><maxSR>180.0</maxSR><maxRecords>50000</maxRecords><verbosity>true</verbosity><testQuery><ra>61.865833</ra><dec>-12.203778</dec><sr>0.005555555555555556</sr></testQuery></capability><coverage><spatial>6/22659</spatial><footprint ivo-id="ivo://ivoa.net/std/moc">https://cdsarc.cds.unistra.fr/viz-bin/moc/J/ApJ/636/631?format=ascii</footprint><waveband>Optical</waveband></coverage><tableset><schema><name>default</name><table><name>J/ApJ/636/631/table1</name><description>Absorption lines toward PKS 0405-123</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>Species</name><description>Species name and ionization stage</description><ucd>meta.id;phys.atmol.ionStage;phys.atmol.ionization</ucd><dataType xsi:type="vs:VOTableType" arraysize="5*">char</dataType></column><column><name>z</name><description>Redshift</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>e_z</name><description>? The 1{sigma} error in z (1)</description><ucd>stat.error;src.redshift</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>n_z</name><description>Simbad column added by the CDS</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>b</name><description>? Doppler parameter</description><unit>km/s</unit><ucd>spect.dopplerParam</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>e_b</name><description>? The 1{sigma} error in b (1)</description><unit>km/s</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>l_logN</name><description>Limit flag on logN</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>logN</name><description>Log of the HI column density</description><unit>log(cm**-2)</unit><ucd>phys.columnDensity</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_logN</name><description>? The 1{sigma} error in logN (1)</description><unit>log(cm**-2)</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Lines</name><description>Line(s) used in profile fits or remarks (2)</description><ucd>meta.note</ucd></column><column><name>Rem</name><description>Remarks on lines (3)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column></table><table><name>J/ApJ/636/631/table4</name><description>Ly{alpha} forest pairs with {Delta}v&lt;250km/s and logN(HI)&gt;=13.3</description><column><name>recno</name><description>Record number assigned by the VizieR team. 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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>[WHW2006]</name><description>Running number</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>RAJ2000</name><description>Hour of Right Ascension (J2000)</description><ucd>pos.eq.ra;meta.main</ucd></column><column><name>DEJ2000</name><description>Degree of Declination (J2000)</description><ucd>pos.eq.dec;meta.main</ucd></column><column><name>rmag</name><description>Apparent r band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>u_rmag</name><description>Uncertainty flag on rmag</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>rMAG</name><description>Absolute r band magnitude (1)</description><unit>mag</unit><ucd>phys.magAbs</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>u_rMAG</name><description>Uncertainty flag on rMAG</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>z</name><description>Redshift (2)</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>u_z</name><description>Uncertainty flag on z</description><ucd>meta.code.error;src.redshift</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>n_z</name><description>[AE] Absorption (A) or emission (E) line spectrum</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>AngDist</name><description>Angular distance from PKS 0405-123</description><unit>arcsec</unit><ucd>pos.angDistance</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>LRFDist</name><description>Local rest frame distance from PKS 0405-123</description><unit>Mpc</unit><ucd>pos.distance;pos.lsr</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>EY</name><description>? 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