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<ri:Resource created="2018-10-21T14:00:00" status="active" updated="2025-10-29T14:00:00" version="1.2" xmlns:ri="http://www.ivoa.net/xml/RegistryInterface/v1.0" xmlns:tr="http://www.ivoa.net/xml/TAPRegExt/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/TAPRegExt/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/TAPRegExt.xsd http://www.ivoa.net/xml/VODataService/v1.1 http://vo.ari.uni-heidelberg.de/docs/schemata/VODataService.xsd" xsi:type="vs:CatalogResource"><title>TAP VizieR query engine</title><shortName>VizieR ObsTAP</shortName><identifier>ivo://CDS.VizieR/obstap</identifier><curation><publisher ivo-id="ivo://CDS.VizieR">CDS VizieR service</publisher><creator><name>Gilles Landais</name></creator><contributor>Laurent Michel, Gilles Landais</contributor><date role="Created">2018-10-21</date><date role="Updated">2023-11-12</date><version>1.0</version><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>observational-astronomy</subject><description>This service provides ObsTAP access to VizieR spectra, time-series and images.</description><referenceURL>https://cdsarc.cds.unistra.fr/assocdata/</referenceURL><type>Archive</type><contentLevel>Research</contentLevel></content><capability standardID="ivo://ivoa.net/std/VOSI#availability"><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="full">https://cdsarc.cds.unistra.fr/saadavizier.tap/tap/availability</accessURL></interface></capability><capability standardID="ivo://ivoa.net/std/VOSI#capabilities"><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="full">https://cdsarc.cds.unistra.fr/saadavizier.tap/tap/capabilities</accessURL></interface></capability><capability standardID="ivo://ivoa.net/std/VOSI#tables"><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="full">https://cdsarc.cds.unistra.fr/saadavizier.tap/tap/tables</accessURL></interface></capability><capability standardID="ivo://ivoa.net/std/TAP" xsi:type="tr:TableAccess"><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://cdsarc.cds.unistra.fr/saadavizier.tap/tap</accessURL></interface><dataModel ivo-id="ivo://ivoa.net/std/obscore#core-1.1">Obscore-1.1</dataModel><language><name>ADQL</name><version>2.0</version><description>ADQL 2.0</description></language><outputFormat><mime>text/xml</mime><alias>votable</alias></outputFormat><outputFormat><mime>application/json</mime><alias>json</alias></outputFormat><outputFormat><mime>text/csv</mime><alias>csv</alias></outputFormat><outputFormat><mime>text/plain</mime><alias>text</alias></outputFormat><retentionPeriod><default>86400</default><hard>86400</hard></retentionPeriod><executionDuration><default>3600</default><hard>3600</hard></executionDuration><outputLimit><default unit="row">100000</default><hard unit="row">1000000</hard></outputLimit></capability><coverage><spatial>0/0-11</spatial><temporal>-3973 88069</temporal><spectral>1.9864e-25  1.9864e-14</spectral></coverage><tableset><schema><name>ivoa</name><table><name>obscore</name><description>Associated data published in VizieR</description><utype>ivo://ivoa.net/std/obscore#table-1.1</utype><column><name>dataproduct_type</name><description>Data product</description><ucd>meta.id</ucd><utype>obscore:obsdataset.dataproducttype</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>calib_level</name><description>Calibration level</description><ucd>meta.code;obs.calib</ucd><utype>obscore:obsdataset.caliblevel</utype><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>target_name</name><description>Astronomical object observed</description><ucd>meta.id;src</ucd><utype>obscore:Target.Name</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>obs_id</name><description>Observation ID</description><ucd>meta.id</ucd><utype>obscore:DataID.observationID</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>obs_collection</name><description>Name of the data collection</description><ucd>meta.id</ucd><utype>obscore:dataid.collection</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>obs_publisher_did</name><description>Dataset identifier given by the publisher</description><ucd>meta.ref.url;meta.curation</ucd><utype>obscore:curation.publisherdid</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>access_url</name><description>URL used to access (download) dataset</description><ucd>meta.ref.url</ucd><utype>obscore:access.reference</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>access_format</name><description>File content format</description><ucd>meta.code.mime</ucd><utype>obscore:access.format</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>access_estsize</name><description>Estimated size of dataset in kilo bytes</description><ucd>phys.size;meta.file</ucd><utype>obscore:access.size</utype><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>s_ra</name><description>Central right ascension, ICRS</description><ucd>pos.eq.ra</ucd><utype>obscore:char.spatialaxis.coverage.location.coord.position2d.value2.c1</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>s_dec</name><description>Central declination, ICRS</description><ucd>pos.eq.dec</ucd><utype>obscore:char.spatialaxis.coverage.location.coord.position2d.value2.c2</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>s_fov</name><description>Diameter (bounds) of the covered region</description><ucd>phys.angSize;instr.fov</ucd><utype>obscore:char.spatialaxis.coverage.bounds.extent.diameter</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>s_region</name><description>Region covered as specified in STC or ADQL</description><ucd>phys.angArea;obs</ucd><utype>obscore:char.spatialaxis.coverage.support.area</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>s_resolution</name><description>Spatial resolution of data as FWHM</description><ucd>pos.angResolution</ucd><utype>obscore:Char.SpatialAxis.Resolution.refval.value</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>t_min</name><description>Start time in MJD</description><ucd>time.start;obs.exposure</ucd><utype>obscore:char.timeaxis.coverage.bounds.limits.starttime</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>t_max</name><description>Stop time in MJD</description><ucd>time.end;obs.exposure</ucd><utype>obscore:char.timeaxis.coverage.bounds.limits.stoptime</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>t_exptime</name><description>Total exposure time</description><ucd>time.duration;obs.exposure</ucd><utype>obscore:char.timeaxis.coverage.support.extent</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>t_resolution</name><description>Temporal resolution FWHM</description><ucd>time.resolution</ucd><utype>obscore:char.timeaxis.resolution.refval.value</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>em_band</name><description>Spectral band</description><ucd>em.wl;stat.min</ucd><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>em_min</name><description>Start in spectral coordinates</description><ucd>em.wl;stat.min</ucd><utype>obscore:char.spectralaxis.coverage.bounds.limits.lolimit</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>em_max</name><description>Stop in spectral coordinates</description><ucd>em.wl;stat.max</ucd><utype>obscore:char.spectralaxis.coverage.bounds.limits.hilimit</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>em_res_power</name><description>Spectral resolution</description><ucd>spect.resolution</ucd><utype>obscore:char.spectralaxis.resolution.resolpower.refval</utype><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>o_ucd</name><description>UCD of observable</description><ucd>meta.ucd</ucd><utype>obscore:char.observableaxis.ucd</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>pol_states</name><description>List of polarization states</description><ucd>meta.code;phys.polarization</ucd><utype>obscore:Char.PolarizationAxis.stateList</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>facility_name</name><description>Name of the facility used for this observation</description><ucd>meta.id;instr.tel</ucd><utype>obscore:Provenance.ObsConfig.facility.name</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>instrument_name</name><description>Name of the instrument used for this observation</description><ucd>meta.id;instr</ucd><utype>obscore:Provenance.ObsConfig.instrument.name</utype><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>oidsaada</name><description>internal Saada OID (non persistent)</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>has_wcs</name><description>WCS flags detection</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>extension</name><description>Extension (HDU)</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>bib_reference</name><description>Bibliography reference</description><ucd>meta.bib</ucd><dataType xsi:type="vs:VOTableType">char</dataType></column></table><table><name>epn_core</name><description>Associated data published in VizieR for solar system and planets</description><utype>ivo://ivoa.net/std/epntap#table-2.0</utype><column><name>processing_level</name><description>[5.0]? CODMAC calibration level</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>access_estsize</name><description>Estimate file size in kbyte (with this spelling)</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>modification_date</name><description>Date of last modification</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>target_name</name><description>Standard IAU name of target (from a list related to target class</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>target_class</name><description>Type of target</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>access_md5</name><description>MD5 Hash for the file when available</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>thumbnail_url</name><description>URL of a thumbnail image with predefined size</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>file_name</name><description>Name of the data file only</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>species</name><description>Identifies a chemical species</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>filter</name><description>Identifies a filter in use (e.g. imaging)</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>target_region</name><description>Type of region of interest</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>feature_name</name><description>Secondary name (can be standard name of region of interest)</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>bib_reference</name><description>Bibcode</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>external_link</name><description>Link to a web page providing more details on the granule</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>publisher</name><description>Resource publisher</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>spatial_coordinate_description</name><description>ID of specific coordinate system and version</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>time_scale</name><description>Always UTC in data services (may be relaxed in computational services such as ephemeris)</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>description</name><description>Catalogue title (column added by CDS)</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>granule_uid</name><description>Internal table row index Unique ID in data service</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>granule_gid</name><description>Common to granules of same type (e.g. same map projection</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>release_date</name><description>Start of public access period (set to creation_date if no proprietary period)</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>obs_id</name><description>Associates granules derived from the same data (e.g. various representations / processing levels)</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>dataproduct_type</name><description>Organization of the data product</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>spectral_range_min</name><description>? Min spectral range frequency</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>spectral_range_max</name><description>? Max spectral range frequency</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>spectral_sampling_step_min</name><description>[0.0]? Min spectral sampling step</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>service_title</name><description>Title of resource (an acronym really</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>access_url</name><description>URL of the data file</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>access_format</name><description>File format type</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>s_region</name><description>ObsCore-like footprint</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>spatial_frame_type</name><description>Flavor of coordinate system</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>instrument_host_name</name><description>Standard name of the observatory or spacecraft</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>instrument_name</name><description>Standard name of instrument</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>measurement_type</name><description>UCD defining the data</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>creation_date</name><description>Date of first entry of this granule</description><dataType xsi:type="vs:VOTableType">char</dataType></column><column><name>spectral_sampling_step_max</name><description>[0.0]? Max spectral sampling step</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>spectral_resolution_min</name><description>[0.0]? Min spectral resolution</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>spectral_resolution_max</name><description>[0.0]? Max spectral resolution</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c1min</name><description>[0.0]? Min of first coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c1max</name><description>[0.0]? Max of first coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c2min</name><description>[0.0]? Min of second coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c2max</name><description>[0.0]? Max of second coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c3min</name><description>[0.0]? Min of third coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c3max</name><description>[0.0]? Max of third coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c1_resol_min</name><description>[0.0]? Min resolution in first coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c1_resol_max</name><description>[0.0]? Max resolution in first coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c2_resol_min</name><description>[0.0]? Min resolution in second coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c2_resol_max</name><description>[0.0]? Max resolution in second coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c3_resol_min</name><description>[0.0]? Min resolution in third coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>c3_resol_max</name><description>[0.0]? Max resolution in third coordinate</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>incidence_min</name><description>[0.0]? Min incidence angle (solar zenithal angle)</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>incidence_max</name><description>[0.0]? Max incidence angle (solar zenithal angle)</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>emergence_min</name><description>[0.0]? Min emergence angle</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>emergence_max</name><description>[0.0]? Max emergence angle</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>phase_min</name><description>[0.0]? Min phase angle</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>phase_max</name><description>[0.0]? Max phase angle</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>time_min</name><description>[0.0/2665606.0]? Acquisition start time (in JD). UTC measured at time_origin location (default is observer's frame)</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>time_max</name><description>? Acquisition stop time (in JD). UTC measured at time_origin location (default is observer's frame)</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>time_sampling_step_min</name><description>[0.0]? Min time sampling step</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ra</name><description>[0.0]? Right ascension</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>dec</name><description>[0.0]? Declination</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>time_sampling_step_max</name><description>[0.0]? Max time sampling step</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>time_exp_min</name><description>[0.0]? Min integration time</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>time_exp_max</name><description>[0.0]? Max integration time</description><dataType xsi:type="vs:VOTableType">double</dataType></column></table></schema></tableset></ri:Resource>