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<ri:Resource created="2024-08-01T06:55:02Z" 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>Quiet-Sun photosphere and lower chromosphere</title><shortName>J/A+A/688/A56</shortName><identifier>ivo://CDS.VizieR/J/A+A/688/A56</identifier><altIdentifier>doi:10.26093/cds/vizier.36880056</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Borrero J.M.</name></creator><creator><name>Milic I.</name></creator><creator><name>Pastor Yabar A.</name></creator><creator><name>Kaithakkal A.J.,de la Cruz Rodriguez J.</name></creator><date role="Updated">2024-11-29T20:05:07Z</date><date role="Created">2024-08-01T06:55:02Z</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>the-sun</subject><description>One-dimensional, semi-empirical models of the solar atmosphere are widely employed in numerous contexts within solar physics, ranging from the determination of element abundances and atomic parameters to studies of the solar irradiance and from Stokes inversions to coronal extrapolations. These models provide the physical parameters (i.e. temperature, gas pressure, etc.) in the solar atmosphere as a function of the continuum optical depth {tau}c. The transformation to the geometrical z scale (i.e. vertical coordinate) is provided via vertical hydrostatic equilibrium. Our aim is to provide updated, one-dimensional, semi-empirical models of the solar atmosphere as a function of z, but employing the more general case of three-dimensional magneto-hydrostatic equilibrium (MHS) instead of vertical hydrostatic equilibrium (HE). We employed a recently developed Stokes inversion code that, along with non-local thermodynamic equilibrium effects, considers MHS instead of HE. This code is applied to spatially and temporally resolved spectropolarimetric observations of the quiet Sun obtained with the CRISP instrument attached to the Swedish Solar Telescope. We provide average models for granules, intergranules, dark magnetic elements, and overall quiet-Sun as a function of both {tau}c and z from the photosphere to the lower chromosphere. We demonstrate that, in these quiet-Sun models, the effect of considering MHS instead of HE is negligible. However, employing MHS increases the consistency of the inversion results before averaging. We surmise that in regions with stronger magnetic fields (i.e. pores, sunspots, network) the benefits of employing the magneto-hydrostatic approximation will be much more palpable.</description><source format="bibcode">2024A&amp;A...688A..56B</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/688/A56</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/688/A56</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/688/A56</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/688/A56</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/688/A56</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/688/A56</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/688/A56</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"/></coverage><tableset><schema><name>default</name><table><name>J/A+A/688/A56/tablea1</name><description>Average model for the entire quiet Sun</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>Vertical direction</description><unit>km</unit><ucd>phys.size</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>tau</name><description>logarithm of the optical depth at 500nm (in (c)- unit)</description><ucd>phys.absorption.opticalDepth</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>T</name><description>Temperature</description><unit>K</unit><ucd>phys.temperature</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Bz</name><description>Vertical component of the magnetic field</description><unit>G</unit><ucd>phys.magField</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Bh</name><description>Horizontal component of the magnetic field</description><unit>G</unit><ucd>phys.magField</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>vz</name><description>Vertical component of the velocity</description><unit>km/s</unit><ucd>phys.veloc</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Pg</name><description>Gas pressure</description><unit>dyn.cm**-2</unit><ucd>phys.pressure</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>rho*g</name><description>Gravity force</description><unit>g.s**-2.cm**-2</unit><ucd>phys.gravity;arith.diff</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>Lz</name><description>Vertical component of the Lorentz force</description><unit>g.s**-2.cm**-2</unit><ucd>phys.angMomentum</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>nelec</name><description>Electron density in non-LTE</description><unit>cm**-3</unit><ucd>phys.density;phys.electron</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>nh</name><description>Hydrogen density</description><unit>cm**-3</unit><ucd>phys.density</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column></table><table><name>J/A+A/688/A56/tablea2</name><description>Average model only granular regions</description><column><name>recno</name><description>Record number assigned by the VizieR team. 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