<?xml-stylesheet href='/static/xsl/oai.xsl' type='text/xsl'?>
<ri:Resource created="2019-01-24T16:25:41Z" status="active" updated="2025-09-30T00:00:00Z" 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>UBV photoelectric photometry of Cepheids</title><shortName>II/308</shortName><identifier>ivo://CDS.VizieR/II/308</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Mitchell R.I.</name></creator><creator><name>Iriarte B.</name></creator><creator><name>Steinmetz D.</name></creator><creator><name>Johnson H.L.</name></creator><date role="Updated">2019-02-01T11:41:46Z</date><date role="Created">2019-01-24T16:25:41Z</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>visible-astronomy</subject><subject>broad-band-photometry</subject><subject>variable-stars</subject><description>The catalog contains approximatively 10,000 photoelectric observations of Cepheid variable stars, observed by the authors or derived from published data. The catalog contains data on more than 300 stars; of these approximately 230 can be classified as "well-observed".</description><source format="bibcode">1964BOTT....3..153M</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/II/308</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/II/162">II/162 : CCD search for Cepheids in Crux and Centaurus (Caldwell+, 1991)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/II/285">II/285 : Photoelectric observations of Cepheids in UBV(RI)c (Berdnikov, 2008)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/III/229">III/229 : Radial Velocities of Cepheids (Gorynya+ 1992-98)</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=II/308</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=II/308</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=II/308</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=II/308</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=II/308</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=II/308</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 II/308/stars (Stars observed, with basic parameters from Simbad and pulsation periods from GCV)</description><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/conesearch/II/308/stars?</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/conesearch/II/308/stars?</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/conesearch/II/308/stars?</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface><maxSR>180.0</maxSR><maxRecords>50000</maxRecords><verbosity>true</verbosity><testQuery><ra>143.4619167</ra><dec>-36.61575</dec><sr>0.005555555555555556</sr></testQuery></capability><coverage><spatial>5/9482 6/1239 1340 1388 1426 1431 1432 1445 1625 1858 1920 2799 2805 3000 3005 3033 3045 3050 3052 3060 3252 3255 3261 3263 3309 3342 3361 3362 3365 3599 3600 3616 3627 3629 3632 3645 3712 3714 3731 3849 7878 12321 12436 12685 12846 12934 12971 13166 13201 13288 13309 13310 13814 13931 13933 13955 13990 14009 14047 14205 14238 14239 14246 14260 14262 14267 14271 14283 14291 14295 14303 14321 14323 14324 14328 14404 14409 14424 14427 14436 14462 14480 14568 14601 14609 14625 14637 14709 14718 15360 15388 15429 15618 15633 20827 20873 21514 21542 21632 21648 21671 22068 22069 22071 22114 22115 22219 22227 22255 23332 23619 23622 23635 23662 23762 23778 23841 23846 23852 23922 23936 24002 24226 24326 24372 24411 24479 25842 25869 27983 28675 28687 28689 28700 28717 28720 28768 28773 28779 28808 28819 28821 28831 28893 28991 29029 29032 29081 29089 29095 29104 29110 29126 29166 29216 29468 29533 29665 29875 29897 30108 30128 30211 30222 30223 30239 30245 30258 30307 30311 30321 30322 30333 30609 30641 31093 31866 32012 32052 32074 32170 32254 32607 33804 36705 37203 37223 37235 37245 37247 37303 37329 37330 37332 37334 37336 37339 37340 37357 37364 37674 37723 37729 37739 37741 37745 37746 37757 37828 37829 37840 37856 37859 37867 37870 37888 37895 37897 37903 37904 37917 37923 37926 37927 37934 37938 37939 37963 38020 38022 38023 38024 38026 38029 38049 38171 38627 39216 39217 39232 39244 39245 39277 39348 39374 39410 39629 39766 39771 39790 39794 39886 39889 39891 39892 39908 39926 39933 39935 40099 40491 40494 40608 41311 41375 41385 41413 41419 41458 41461 41599 41605 41608 41661 41667 41673 41674 41698 41719 41721 41722 41768 41810 41813 41862 42123 42127 42155 42156 42297 42300 42329 42333 42378 42445 42500 42820 43013 43017 43022 43023 43028 43040 43041 43056 43057 43060 43656 44350 44786 45720 46753 47234 47726 47790 47791 47863 48880</spatial><spectral>7.952274030004205e-20 3.852589004194616e-19</spectral><footprint ivo-id="ivo://ivoa.net/std/moc">https://cdsarc.cds.unistra.fr/viz-bin/moc/II/308?format=ascii</footprint><waveband>Optical</waveband></coverage><tableset><schema><name>default</name><table><name>II/308/stars</name><description>Stars observed, with basic parameters from Simbad and pulsation periods from GCV</description><column><name>LC</name><description>Plot the light curve</description><ucd>meta.ref.url</ucd><dataType xsi:type="vs:VOTableType" arraysize="*">char</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>Name</name><description>Star name (GCVS)</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="12*">char</dataType><flag>primary</flag></column><column><name>Nobs</name><description>Number of observations for this star</description><ucd>meta.number</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>RAICRS</name><description>Simbad Right Ascension (ICRS, Ep=J2000)</description><ucd>pos.eq.ra;meta.main</ucd></column><column><name>DEICRS</name><description>Simbad Declination (ICRS, Ep=J2000)</description><ucd>pos.eq.dec;meta.main</ucd></column><column><name>OT</name><description>Simbad object classification (1)</description><ucd>meta.code.class;src.class</ucd><dataType xsi:type="vs:VOTableType" arraysize="3*">char</dataType></column><column><name>Bmag</name><description>? Simbad B band 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>Vmag</name><description>? Simbad V band magnitude</description><unit>mag</unit><ucd>phot.mag;em.opt.V</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Jmag</name><description>? Simbad J band magnitude</description><unit>mag</unit><ucd>phot.mag;em.IR.J</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>Kmag</name><description>? Simbad K band magnitude</description><unit>mag</unit><ucd>phot.mag;em.IR.K</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>SpType</name><description>Simbad MK spectral type</description><ucd>src.spType</ucd><dataType xsi:type="vs:VOTableType" arraysize="13*">char</dataType></column><column><name>Per</name><description>[0.4/99]? Pulsation period, from GCVS (B/gcvs)</description><unit>d</unit><ucd>time.period</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>u_Per</name><description>[:] uncertainty flag on Period</description><ucd>meta.code.error</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Simbad</name><description>Simbad column added by the CDS</description><ucd>meta.ref.url</ucd><dataType xsi:type="vs:VOTableType" arraysize="*">char</dataType></column><column><name>_RA.icrs</name><description>Right ascension (ICRS) at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services)</description><ucd>pos.eq.ra</ucd><flag>nullable</flag><flag>indexed</flag></column><column><name>_DE.icrs</name><description>Declination (ICRS) at Epoch=J2000. (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services)</description><ucd>pos.eq.dec</ucd><flag>nullable</flag><flag>indexed</flag></column></table><table><name>II/308/bott</name><description>Observations (tables 1 and 2)</description><column><name>ref</name><description>[1/21] Reference number (1)</description><ucd>meta.id</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>Name</name><description>Star name (GCVS)</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="12*">char</dataType></column><column><name>JDobs</name><description>Observation Julian date</description><unit>d</unit><ucd>time.epoch</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>Vmag</name><description>Johnson V-band magnitude</description><unit>mag</unit><ucd>phot.mag;em.opt.V</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>B-V</name><description>Johnson (B-V) colour index</description><unit>mag</unit><ucd>phot.color;em.opt.B;em.opt.V</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>U-B</name><description>? Johnson (U-B) colour index</description><unit>mag</unit><ucd>phot.color;em.opt.U;em.opt.B</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column><column><name>u_ref</name><description>[-] A minus sign indicates observations with lower weight (frequently on the U-B)</description><ucd>meta.code.error;pos.frame</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>f_ref</name><description>[*] indicates an unconfirmed observation (2)</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column></table></schema></tableset></ri:Resource>