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<ri:Resource created="1999-05-02T20:51:19Z" status="active" updated="2025-06-13T15:25:00Z" 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>Optical/IR observ. of Radio Galaxies and QSOs</title><shortName>J/MNRAS/238/1171</shortName><identifier>ivo://CDS.VizieR/J/MNRAS/238/1171</identifier><altIdentifier>doi:10.26093/cds/vizier.72381171</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Dunlop J.S.</name></creator><creator><name>Peacock J.A.</name></creator><creator><name>Savage A.</name></creator><creator><name>Lilly S.J.</name></creator><creator><name>Heasley J.N.,Simon A.J.B.</name></creator><date role="Updated">2013-03-04T07:05:25Z</date><date role="Created">1999-05-02T20:51:19Z</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>radio-galaxies</subject><subject>quasars</subject><subject>infrared-photometry</subject><subject>visible-astronomy</subject><subject>broad-band-photometry</subject><description>This catalog reports on an extensive optical and infrared study of the 178 radio sources in the Parkes Selected Regions (S &gt; 100 mJy at 2.7 GHz). CCD observations have resulted in the essential completion (95 percent) of optical identifications and have provided B and R photometry. In addition, K photometry has been completed for four of the six selected regions.</description><source format="bibcode">1989MNRAS.238.1171D</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/MNRAS/238/1171</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/VIII/15">VIII/15 : Parkes Radio Sources Catalogue (PKSCAT90)</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/MNRAS/238/1171</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/MNRAS/238/1171</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/MNRAS/238/1171</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/MNRAS/238/1171</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/MNRAS/238/1171</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/MNRAS/238/1171</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/MNRAS/238/1171/pks_opir (Optical and IR Study of Parkes Radio Sources (-22{deg} &lt; Dec &lt; 4{deg} ))</description><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/conesearch/J/MNRAS/238/1171/pks_opir?</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/conesearch/J/MNRAS/238/1171/pks_opir?</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/conesearch/J/MNRAS/238/1171/pks_opir?</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface><maxSR>180.0</maxSR><maxRecords>50000</maxRecords><verbosity>true</verbosity><testQuery><ra>0.7382064</ra><dec>-0.4130381</dec><sr>0.005555555555555556</sr></testQuery></capability><coverage><spatial>5/4510 6508 6/17398 17401 17406 17407 17717 17732 17734 17735 17737 17740 17741 17742 17746 17754 17755 17758 17759 17760 17761 17763 17766 17772 17775 17779 17780 17782 17783 17790 17875 17974 17979 17981 17983 17993 17996 17999 18016 18017 18019 18022 18026 18031 18044 18045 18058 18083 18084 18089 18090 18091 18093 18095 18108 18112 18114 18117 18119 18121 18466 18773 19456 19458 19459 19461 19462 19469 19470 25567 25585 25586 25588 25590 25593 25598 25822 25841 25990 25992 25995 25996 25998 25999 26016 26017 26021 26023 26025 26026 26027 26029 26031 26242 26248 26254 26272 26273 26274 26276 26278 26280 26283 26286 26290 26297 26369 26373 26374 27648 27650 27657 48459 48460 48461 48463 48467 48476 48479 48480 48481 48483 48484 48486 48487 48489 48492 48493 48496 48498 48499 48501 48504 48507 48593</spatial><spectral>1.7890388155787247e-24 3.264051565855503e-19</spectral><footprint ivo-id="ivo://ivoa.net/std/moc">https://cdsarc.cds.unistra.fr/viz-bin/moc/J/MNRAS/238/1171?format=ascii</footprint><waveband>Optical</waveband><waveband>Infrared</waveband><waveband>Radio</waveband></coverage><tableset><schema><name>default</name><table><name>J/MNRAS/238/1171/pks_opir</name><description>Optical and IR Study of Parkes Radio Sources (-22{deg} &lt; Dec &lt; 4{deg} )</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>Name</name><description>IAU name of source (1)</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="10*">char</dataType></column><column><name>RAB1950</name><description>Right Ascension (B1950) (2)</description><ucd>pos.eq.ra;meta.main</ucd></column><column><name>DEB1950</name><description>Declination (B1950) (2)</description><ucd>pos.eq.dec;meta.main</ucd></column><column><name>S2.7G</name><description>Flux density at 2.7 GHz (3)</description><unit>Jy</unit><ucd>phot.flux.density;em.radio.1500-3000MHz</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>f_S2.7G</name><description>[ :] ':' if fluxes corrected for confusion</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Sp-Index</name><description>Spectral index between 5 and 1.4 GHz (4)</description><ucd>spect.index;em.radio.750-1500MHz</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>u_Sp-Index</name><description>[ :] ':' if spectral index is uncertain</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Struct</name><description>Brief description of radio structure (5)</description><ucd>meta.code;src.morph</ucd><dataType xsi:type="vs:VOTableType" arraysize="9*">char</dataType></column><column><name>ra_opt</name><description>? Last column of optical right asc. (B1950) (6)</description><unit>s</unit><ucd>pos.eq.ra</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>dec_opt</name><description>? Last column of optical declination (B1950) (6)</description><unit>arcsec</unit><ucd>pos.eq.dec</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>delta</name><description>? Offset between radio and optical positions (7)</description><unit>arcsec</unit><ucd>pos.angDistance;arith.diff</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>ID</name><description>Optical classification (8)</description><ucd>meta.code.class</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>l_Bmag</name><description>[ &gt;] '&gt;' if B magnitude is a lower limit</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Bmag</name><description>? Apparent B magnitude</description><unit>mag</unit><ucd>phot.mag;em.opt.B</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>e_Bmag</name><description>? Uncertainty on B magnitude</description><unit>mag</unit><ucd>stat.error;phot.mag;em.opt.B</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>l_Rmag</name><description>[ &gt;] '&gt;' if R magnitude is a lower limit</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Rmag</name><description>? Apparent R magnitude</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>f_Rmag</name><description>[ ?] '?' if R magnitude is uncertain</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>e_Rmag</name><description>? Uncertainty on R magnitude</description><unit>mag</unit><ucd>stat.error;phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>l_Kmag</name><description>[ &gt;] '&gt;' if K magnitude is a lower limit (9)</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Kmag</name><description>? Apparent K magnitude (9)</description><unit>mag</unit><ucd>phot.mag;em.IR.K</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>f_Kmag</name><description>[ *?] if Kmag is uncertain or from Downes (9)</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>e_Kmag</name><description>? Uncertainty on K magnitude (9)</description><unit>mag</unit><ucd>stat.error;phot.mag;em.IR.K</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>z</name><description>? Redshift</description><ucd>src.redshift</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>u_z</name><description>[ ?] Flagged '?' if redshift is uncertain</description><ucd>meta.code.error;src.redshift</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>r_ID</name><description>Source references (10)</description><ucd>meta.ref;pos.frame</ucd><dataType xsi:type="vs:VOTableType" arraysize="11*">char</dataType></column><column><name>_RA.icrs</name><description>Right ascension (ICRS) (computed by VizieR, not part of the original data)</description><ucd>pos.eq.ra</ucd><flag>nullable</flag><flag>indexed</flag></column><column><name>_DE.icrs</name><description>Declination (ICRS) (computed by VizieR, not part of the original data)</description><ucd>pos.eq.dec</ucd><flag>nullable</flag><flag>indexed</flag></column></table><table><name>J/MNRAS/238/1171/refs</name><description>References</description><column><name>code</name><description>reference code</description><ucd>meta.bib.bibcode</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>recno</name><description>Record number assigned by the VizieR team. 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