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<ri:Resource created="2011-05-17T09:41:41Z" 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>UV and X-Ray radio-quiet QSOs</title><shortName>J/ApJ/696/924</shortName><identifier>ivo://CDS.VizieR/J/ApJ/696/924</identifier><altIdentifier>doi:10.26093/cds/vizier.16960924</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Gibson R.R.</name></creator><creator><name>Brandt W.N.</name></creator><creator><name>Gallagher S.C.</name></creator><creator><name>Schneider D.P.</name></creator><date role="Updated">2017-10-18T08:24:28Z</date><date role="Created">2011-05-17T09:41:41Z</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>ultraviolet-astronomy</subject><subject>x-ray-sources</subject><description>We examine the ultraviolet and X-ray properties of 256 radio-quiet Sloan Digital Sky Survey quasars (QSOs) observed in X-rays with Chandra and/or XMM-Newton in order to study the relationship between QSOs with broad CIV absorption lines (BALs; width&gt;2000km/s) and those with CIV mini-BALs (here defined to have widths of 1000-2000km/s). Our sample includes 42 BAL and 48 mini-BAL QSOs. The relative X-ray brightness and hard spectral slopes of the mini-BAL population are, on average, intermediate between those of BAL and non-BAL QSOs, as might be expected if narrower and broader absorption line outflows are physically related. However, a significant population of mini-BALs has outflow velocities higher than would be expected for BAL QSOs of the same relative X-ray brightness. Consistently strong X-ray absorption is apparently not required to accelerate at least some mini-BALs to high outflow velocities.</description><source format="bibcode">2009ApJ...696..924G</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/ApJ/696/924</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/chandra">B/chandra : The Chandra Archive Log (CXC, 1999-)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/B/xmm">B/xmm : XMM-Newton Observation Log (XMM-Newton SOC, 2009)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VII/260">VII/260 : The SDSS-DR7 quasar catalog (Schneider+, 2010)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/692/758">J/ApJ/692/758 : BAL QSOs in SDSS-DR5 (Gibson+, 2009)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/399/2231">J/MNRAS/399/2231 : SDSS DR5 BALQSO catalog (Scaringi+, 2009)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJS/165/1">J/ApJS/165/1 : BAL QSOs from SDSS DR3 (Trump+, 2006)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/665/990">J/ApJ/665/990 : SDSS DR2 BAL QSOs (Ganguly+, 2007)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/125/1711">J/AJ/125/1711 : Broad Absorption Line Quasars from SDSS (Reichard+, 2003)</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/696/924</accessURL><mirrorURL title="VizieR 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Aox uncertainty</description><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></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>SDSS</name><description>SDSS-DR5 name (JHHMMSS.ss+DDMMSS.s)</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="19*">char</dataType></column><column><name>z</name><description>SDSS-DR5 redshift</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>ObsID</name><description>Chandra (four-digit) or XMM (ten-digit) observation number</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</dataType></column><column><name>ExpT</name><description>Exposure time</description><unit>ks</unit><ucd>time.duration;obs.exposure</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>AI</name><description>Absorption index for CIV{lambda}1549</description><unit>km/s</unit><ucd>spect.index</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>BI</name><description>Extended balnicity index, BI_0_, for CIV1549</description><unit>km/s</unit><ucd>meta.code;spect.index</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>V(min)</name><description>? Outflow velocity corresponding to the longest CIV wavelength (1)</description><unit>km/s</unit><ucd>phys.veloc</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>V(max)</name><description>? 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