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<ri:Resource created="2019-12-30T13:22:33Z" 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>SMARTS &amp; Euler R-band monitoring of WFI J2033-4723</title><shortName>J/ApJ/869/106</shortName><identifier>ivo://CDS.VizieR/J/ApJ/869/106</identifier><altIdentifier>doi:10.26093/cds/vizier.18690106</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Morgan C.W.</name></creator><creator><name>Hyer G.E.</name></creator><creator><name>Bonvin V.</name></creator><creator><name>Mosquera A.M.</name></creator><creator><name>Cornachione M.,Courbin F.</name></creator><creator><name>Kochanek C.S.</name></creator><creator><name>Falco E.E.</name></creator><date role="Updated">2020-04-08T10:41:06Z</date><date role="Created">2019-12-30T13:22:33Z</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>quasars</subject><subject>gravitational-lensing</subject><subject>infrared-photometry</subject><subject>visible-astronomy</subject><subject>photometry</subject><description>We present 13 seasons of R-band photometry of the quadruply lensed quasar WFI J2033-4723 from the 1.3m SMARTS telescope at CTIO and the 1.2m Euler Swiss Telescope at La Silla, in which we detect microlensing variability of ~0.2mag on a timescale of ~6yrs. Using a Bayesian Monte Carlo technique, we analyze the microlensing signal to obtain a measurement of the size of this system's accretion disk of log(r_s_/cm)=15.86_-0.27_^+0.25^ at {lambda}_rest_=2481{AA}, assuming a 60{deg} inclination angle. We confirm previous measurements of the BC and AB time delays, and we obtain a tentative measurement of the delay between the closely spaced A1 and A2 images of {Delta}t_A1A2_=t_A1_-t_A2_=-3.9_-2.2_^+3.4^d. We conclude with an update to the Quasar Accretion Disk Size-Black Hole Mass Relation, in which we confirm that the accretion disk size predictions from simple thin disk theory are too small.</description><source format="bibcode">2018ApJ...869..106M</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/ApJ/869/106</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>related-to</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/660/146">J/ApJ/660/146 : HE 1104-1805 differential light curves (Poindexter+, 2007)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/488/481">J/A+A/488/481 : Time delays and H0 from WFI J2033-4723 (Vuissoz+, 2008)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/544/A62">J/A+A/544/A62 : Spectra of 13 lensed quasars (Sluse+, 2012)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/756/52">J/ApJ/756/52 : R-band light curve of QSO J0158-4325 images (Morgan+, 2012)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/806/258">J/ApJ/806/258 : Optical LCs of QSO J0924+0219 lensed quasar (MacLeod+, 2015)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/MNRAS/465/4914">J/MNRAS/465/4914 : R-band light curves of HE 0435-1223 (Bonvin+, 2017)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/840/41">J/ApJ/840/41 : X-ray/UV Swift monitoring of NGC 4151 (Edelson+, 2017)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/ApJ/854/107">J/ApJ/854/107 : Light curves of 2 Seyfert 1 galaxies (Fausnaugh+, 2018)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/618/A56">J/A+A/618/A56 : Gaia GraL. 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Should Not be used for identification.</description><ucd>meta.record</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>HJD</name><description>[3082.8/7914.8] Heliocentric Julian Day; HJD-2450000</description><unit>d</unit><ucd>time.epoch;pos.heliocentric</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>A1</name><description>[2.3/3.1] Component A1 1.3m SMARTS/ANDICAM R band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_A1</name><description>[0.01/0.05] Uncertainty in A1</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>A2</name><description>[3/3.7] Component A2 1.3m SMARTS/ANDICAM R band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_A2</name><description>[0.01/0.09] Uncertainty in A2</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>B</name><description>[2.9/3.7] Component B 1.3m SMARTS/ANDICAM R band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_B</name><description>[0.01/0.04] Uncertainty in B</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>C</name><description>[3.3/3.9] Component C 1.3m SMARTS/ANDICAM R band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_C</name><description>[0.01/0.06] Uncertainty in C</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>chi2</name><description>[0.3/11.8] Goodness of fit (G1)</description><ucd>stat.fit.goodness</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Tel</name><description>Telescope (SMARTS)</description><ucd>meta.id;instr.tel</ucd><dataType xsi:type="vs:VOTableType" arraysize="6*">char</dataType></column></table><table><name>J/ApJ/869/106/table3</name><description>WFI J2033-4723 light curves - EULER</description><column><name>e_A1</name><description>[0.001/0.02] Uncertainty in A1</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</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>HJD</name><description>[5485.6/7696.6] Heliocentric Julian Day; HJD-2450000</description><unit>d</unit><ucd>time.epoch;pos.heliocentric</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>A1</name><description>[2.3/3] Component A1 1.2m Euler/EulerCAM RG band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>A2</name><description>[3.2/3.7] Component A2 1.2m Euler/EulerCAM RG band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_A2</name><description>[0.001/0.04] Uncertainty in A2</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>B</name><description>[3/3.7] Component B 1.2m Euler/EulerCAM RG band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_B</name><description>[0.001/0.02] Uncertainty in B</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>C</name><description>[3.4/4] Component C 1.2m Euler/EulerCAM RG band magnitude (1)</description><unit>mag</unit><ucd>phot.mag;em.opt.R</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_C</name><description>[0.001/0.03] Uncertainty in C</description><unit>mag</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>chi2</name><description>[0.8/22] Goodness of fit (G1)</description><ucd>stat.fit.goodness</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Tel</name><description>Telescope (EULER)</description><ucd>meta.id;instr.tel</ucd><dataType xsi:type="vs:VOTableType" arraysize="5*">char</dataType></column></table></schema></tableset></ri:Resource>