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<ri:Resource created="2001-09-22T13:57:17Z" status="active" updated="2025-05-19T09:50:00Z" version="1.2" 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/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>Line ratios for helium-like ions</title><shortName>J/A+A/376/1113</shortName><identifier>ivo://CDS.VizieR/J/A+A/376/1113</identifier><altIdentifier>doi:10.26093/cds/vizier.33761113</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Porquet D.</name></creator><creator><name>Mewe R.</name></creator><creator><name>Dubau J.</name></creator><creator><name>Raassen A.J.J.</name></creator><creator><name>Kaastra J.S.</name></creator><date role="Updated">2001-09-22T13:58:43Z</date><date role="Created">2001-09-22T13:57:17Z</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>atomic-physics</subject><description>The tables include data concerning six He-like ions: wavelengths, transition probabilities, wavelengths at which the radiation temperatures should be determined. Line ratios (G and R, see definition in table 1 below) for six He-like ions from Tables 3 to 69 for various parameters: density (n_e_), temperature (T_e_), dilution factor (W), radiation temperature (T_rad_), and spectral resolution. Atomic data (appendix A) concerning the unresolved satellite lines are displayed (from Tables A1 to A6).</description><source format="bibcode">2001A&amp;A...376.1113P</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/376/1113</referenceURL><type>Catalog</type><contentLevel>Research</contentLevel><relationship><relationshipType>IsServedBy</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/TAP">TAP VizieR generic service</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/376/1113</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/376/1113</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/376/1113</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/376/1113</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/376/1113</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/376/1113</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><coverage><footprint ivo-id="ivo://ivoa.net/std/moc"/><waveband>X-ray</waveband></coverage><tableset><schema><name>default</name><table><name>J/A+A/376/1113/gline</name><description>G line intensity ratio (tables 4 to 9)</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>Z</name><description>[6,14] Atomic number of the ion (G1)</description><ucd>phys.atmol.number</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Ne</name><description>Electronic density</description><unit>cm**-3</unit><ucd>phys.density</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>Te</name><description>Electronic temperature</description><unit>MK</unit><ucd>phys.temperature;phys.electron</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Trad</name><description>Radiative temperature</description><unit>kK</unit><ucd>phys.temperature</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>G</name><description>G ratio for Te &amp; Trad, G=(z+(x+y))/w</description><ucd>phot.flux;arith.ratio</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Inst</name><description>Spectral resolution for the calculations (G2)</description><ucd>meta.id;instr</ucd><dataType xsi:type="vs:VOTableType" arraysize="19*">char</dataType></column></table><table><name>J/A+A/376/1113/rline</name><description>R line intensity ratios for W=0.5, 0.01, 0.01 (tables 10 to 69)</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>Z</name><description>[6,14] Atomic number of the ion (G1)</description><ucd>phys.atmol.number</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>W</name><description>Dilution factor of the radiation field (1)</description><ucd>arith.factor;pos.distance</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Ne</name><description>Electronic density</description><unit>cm**-3</unit><ucd>phys.density</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Te</name><description>Electronic temperature</description><unit>MK</unit><ucd>phys.temperature;phys.electron</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Trad</name><description>Radiative temperature</description><unit>kK</unit><ucd>phys.temperature</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>R</name><description>R ratio for Te and Trad, R = z/(x+y)</description><ucd>phot.flux;arith.ratio</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>Inst</name><description>Spectral resolution used for the calculations (G2)</description><ucd>meta.id;instr</ucd><dataType xsi:type="vs:VOTableType" arraysize="9*">char</dataType></column></table><table><name>J/A+A/376/1113/taba1-3</name><description>Atomic data of the dielectronic satellite lines (1s2l2l'-1s^2^2l'') for Ne IX, Mg XI and Si XIII (tables A1 to A3)</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>Z</name><description>[10,14] Atomic number (G1)</description><ucd>phys.atmol.number</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Trans</name><description>Blended satellite line transition</description><ucd>meta.id;phys.atmol.transition</ucd><dataType xsi:type="vs:VOTableType" arraysize="25*">char</dataType></column><column><name>label</name><description>Current name of the transition</description><ucd>meta.id;phys.atmol.transition</ucd><dataType xsi:type="vs:VOTableType" arraysize="4*">char</dataType></column><column><name>lambda</name><description>Wavelength of the transition</description><unit>0.1nm</unit><ucd>em.wl</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Ar</name><description>Radiative probability</description><unit>1e+12s**-1</unit><ucd>phys.atmol.transProb</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>sumAr</name><description>Sum of the radiative probability</description><unit>1e+12s**-1</unit><ucd>phys.atmol.transProb</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Aa</name><description>Auto-ionization probability</description><unit>1e+12s**-1</unit><ucd>phys.atmol.transProb</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>F2(s)</name><description>Line strength factor</description><unit>1e+12s**-1</unit><ucd>phot.flux;em.UV</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column></table><table><name>J/A+A/376/1113/taba4-6</name><description>Atomic data related to the dielectronic satellite lines of type 1s2l nl'- 1s^2^nl'' for n=3 and 4 for Ne IX, Mg XI and Si XIII (tables A4 to A6)</description><column><name>Z</name><description>[10,14] Atomic number (G1)</description><ucd>phys.atmol.number</ucd><dataType xsi:type="vs:VOTableType">int</dataType></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>Trans</name><description>Blended satellite line transition</description><ucd>meta.id;phys.atmol.transition</ucd><dataType xsi:type="vs:VOTableType" arraysize="25*">char</dataType></column><column><name>label</name><description>Current name of the transition</description><ucd>meta.id;phys.atmol.transition</ucd><dataType xsi:type="vs:VOTableType" arraysize="4*">char</dataType></column><column><name>lambda</name><description>Wavelength of the transition</description><unit>0.1nm</unit><ucd>em.wl</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Ar</name><description>Radiative probability</description><unit>1e+12s**-1</unit><ucd>phys.atmol.transProb</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>sumAr</name><description>Sum of the radiative probability</description><unit>1e+12s**-1</unit><ucd>phys.atmol.transProb</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Aa</name><description>Auto-ionization probability</description><unit>1e+12s**-1</unit><ucd>phys.atmol.transProb</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>F2(s)</name><description>Line strength factor</description><unit>1e+12s**-1</unit><ucd>phot.flux;em.UV</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column></table></schema></tableset></ri:Resource>