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<ri:Resource created="2012-06-14T08:05:22Z" 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>CAIXA. II. AGNs from excess variance analysis</title><shortName>J/A+A/542/A83</shortName><identifier>ivo://CDS.VizieR/J/A+A/542/A83</identifier><altIdentifier>doi:10.26093/cds/vizier.35420083</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Ponti G.</name></creator><creator><name>Papadakis I.</name></creator><creator><name>Bianchi S.</name></creator><creator><name>Guainazzi M.</name></creator><creator><name>Matt G.</name></creator><creator><name>Uttley P.,Bonilla N.F.</name></creator><date role="Updated">2017-06-29T08:55:46Z</date><date role="Created">2012-06-14T08:05:22Z</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>active-galactic-nuclei</subject><subject>x-ray-sources</subject><description>We report on the results of the first XMM-Newton systematic "excess variance" study of all the radio quiet, X-ray unobscured AGN. The entire sample consist of 161 sources observed by XMM-Newton for more than 10ks in pointed observations, which is the largest sample used so far to study AGN X-ray variability on time scales less than a day. Recently it has been suggested that the same engine might be at work in the core of every Black Hole (BH) accreting object. In this hypothesis, the same variability should be observed in all AGN, once rescaled by the MBH (MBH) and accretion rate (dm/dt). We systematically compute the excess variance for all AGN, on different time-scales (10, 20, 40 and 80ks) and in different energy bands (0.3-0.7, 0.7-2 and 2-10keV).</description><source format="bibcode">2012A&amp;A...542A..83P</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/542/A83</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/495/421">J/A+A/495/421 : Catalog of AGN in XMM-Newton archive (CAIXA) (Bianchi+, 2009)</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/A+A/542/A83</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/542/A83</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/542/A83</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/542/A83</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/542/A83</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/542/A83</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/A+A/542/A83/AGNs (List of all the excess variance computed, in the 2-10keV band, with 10, 20, 40 and 80ks intervals)</description><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/conesearch/J/A+A/542/A83/AGNs?</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/conesearch/J/A+A/542/A83/AGNs?</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/conesearch/J/A+A/542/A83/AGNs?</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface><maxSR>180.0</maxSR><maxRecords>50000</maxRecords><verbosity>true</verbosity><testQuery><ra>68.2962314</ra><dec>5.3543386</dec><sr>0.005555555555555556</sr></testQuery></capability><coverage><spatial>6/941 1405 2622 3309 4369 4439 4488 4536 4955 5091 5244 5367 5437 5576 5687 5731 5952 6033 6212 6472 6977 7241 7246 7266 7298 7642 7659 7998 8299 8324 8845 8906 8922 8941 9018 9112 9194 9231 9457 9660 9750 9959 10265 10312 10578 10691 10694 10709 10761 10912 10927 11217 11388 11610 11615 11723 11829 11875 11898 12002 12025 12317 12380 12805 13414 16269 16301 16589 16671 16831 17075 17448 17727 17814 17819 17866 18038 18114 18207 18367 19017 19283 19730 19883 19932 21245 22595 22632 22651 22890 23323 24120 24831 25182 25518 25658 25986 26019 26148 26292 26427 26509 26650 26859 27005 27127 27720 27742 27862 27914 28060 28126 28148 28356 28471 28517 28535 28654 28848 29398 29466 29574 29795 29906 32028 33662 33716 33930 34414 34430 34672 34768 34845 34881 35067 35180 35256 35542 35585 35611 36733 36786 38268 38653 39118 39182 39295 39322 39349 41423 41435 43787 43806 43877 44448 44551 44785 44988 45779 46281 46568 46615 46739 46831 47007 47047 49009 49042</spatial><footprint ivo-id="ivo://ivoa.net/std/moc">https://cdsarc.cds.unistra.fr/viz-bin/moc/J/A+A/542/A83?format=ascii</footprint><waveband>X-ray</waveband></coverage><tableset><schema><name>default</name><table><name>J/A+A/542/A83/AGNs</name><description>List of all the excess variance computed, in the 2-10keV band, with 10, 20, 40 and 80ks intervals</description><column><name>SimbadName</name><description>Simbad column added by the CDS</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType" arraysize="26*">char</dataType></column><column><name>Sample</name><description>Sample (G1)</description><ucd>src.sample</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>recno</name><description>Record number assigned by the VizieR team. 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H{beta} FWHM</description><unit>km/s</unit><ucd>spect.line.width</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>Gamma</name><description>? Spectral index {Gamma}</description><ucd>spect.index</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>s80</name><description>? Excess variance ({sigma})^2^ computed, in the 2-10keV band, with 80ks interval</description><ucd>stat.variance</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>e_s80</name><description>? Error on s80 (lower value) (90%)</description><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>E_s80</name><description>? Error on s80 (upper value) (90%) (1)</description><ucd>stat.error;stat.max</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>s40</name><description>? Excess variance ({sigma})^2^ computed, in the 2-10keV band, with 40ks interval</description><ucd>stat.variance</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>e_s40</name><description>? Error on s40 (lower value) (90%)</description><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>E_s40</name><description>? Error on s40 (upper value) (90%) (1)</description><ucd>stat.error;stat.max</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>s20</name><description>? 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Error on s10 (lower value) (90%)</description><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>E_s10</name><description>? Error on s10 (upper value) (90%) (1)</description><ucd>stat.error;stat.max</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>_RA</name><description>Right Ascension (J2000) from SIMBAD (not part of the original data)</description><unit>deg</unit><ucd>pos.eq.ra;meta.main</ucd></column><column><name>_DE</name><description>Declination (J2000) from SIMBAD (not part of the original data)</description><unit>deg</unit><ucd>pos.eq.dec;meta.main</ucd></column><column><name>z</name><description>Redshift</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column></table><table><name>J/A+A/542/A83/table4</name><description>List of AGN for which M_BH_ has been measured to MBH estimated in otherwhise</description><column><name>recno</name><description>Record number assigned by the VizieR team. 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