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<ri:Resource created="2000-10-25T22:01:05Z" status="active" updated="2025-05-19T09:50:00Z" 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>Speckle interferometry at USNO. II.</title><shortName>J/AJ/117/1905</shortName><identifier>ivo://CDS.VizieR/J/AJ/117/1905</identifier><altIdentifier>doi:10.26093/cds/vizier.51171905</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Germain M.E.</name></creator><creator><name>Douglass G.G.</name></creator><creator><name>Worley C.E.</name></creator><date role="Updated">2023-04-06T16:50:32Z</date><date role="Created">2000-10-25T22:01:05Z</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>multiple-stars</subject><subject>interferometry</subject><description>Position angles and separations resulting from 2406 speckle interferometric observations of 547 binary stars are tabulated. This is the second in a series of papers presenting measures obtained using the 66 cm refractor at the US Naval Observatory in Washington, DC, with an intensified CCD detector. Program stars range in separation from 0.2'' to 3.8'', with {delta}m {&lt;=} 2.5 mag and a limiting magnitude of V = 10.0. The observation epochs run from 1993 January through 1995 August. Random errors are estimated to be 14 mas in separation and (0.52 degrees)/{rho} in position angle, where {rho} is the separation in arcseconds.</description><source format="bibcode">1999AJ....117.1905G</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/AJ/117/1905</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/I/237">I/237 : The Washington Visual Double Star Catalog, 1996.0 (Worley+, 1996)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/VI/46">VI/46 : Second catalog of interferometric measurements of binary stars</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/111/370">J/AJ/111/370 : Orbits of 37 close visual systems (Hartkopf+ 1996)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/117/1890">J/AJ/117/1890 : Hipparcos binaries (Mason+, 1999)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/117/2511">J/AJ/117/2511 : Speckle interferometry at USNO. III (Germain+, 1999)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/118/1395">J/AJ/118/1395 : Speckle interferometry at USNO. IV. (Douglass+, 1999)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/119/3071">J/AJ/119/3071 : Speckle interferometry at USNO. V. (Douglass+, 2000)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/120/1120">J/AJ/120/1120 : Speckle interferometry at USNO. VI. (Mason+, 2000)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/122/1586">J/AJ/122/1586 : Speckle interferometry at USNO. VII. (Mason+, 2001)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/124/2254">J/AJ/124/2254 : Speckle interferometry at USNO. VIII. (Mason+, 2002)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/127/539">J/AJ/127/539 : Speckle interferometry at USNO. IX. (Mason+, 2004)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/120/2638">J/AJ/120/2638 : CCD speckle obs. of binary stars. II. (Horch+, 2000)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/128/3012">J/AJ/128/3012 : Speckle interferometry at USNO. X. (Mason+, 2004)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/131/2687">J/AJ/131/2687 : Speckle interferometry at USNO. XI. (Mason+, 2004)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/AJ/132/2219">J/AJ/132/2219 : Speckle interferometry at USNO. 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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>WDS</name><description>Link to values from the Washington Catalog of Double stars</description><ucd>meta.ref</ucd><dataType xsi:type="vs:VOTableType" arraysize="*">char</dataType></column><column><name>RAJ2000</name><description>Right Ascension (J2000) (1)</description><ucd>pos.eq.ra;meta.main</ucd></column><column><name>DEJ2000</name><description>Declination (J2000) (1)</description><ucd>pos.eq.dec;meta.main</ucd></column><column><name>Name</name><description>Discoverer designation, number, and component names</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType" arraysize="15*">char</dataType></column><column><name>Pvmag</name><description>Visual magnitude of the primary</description><unit>mag</unit><ucd>phot.mag;em.opt.V</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Svmag</name><description>Visual magnitude of the secondary</description><unit>mag</unit><ucd>phot.mag;em.opt.V</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Obs</name><description>Observation date</description><unit>yr</unit><ucd>time.epoch</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>PA</name><description>Position angle</description><unit>deg</unit><ucd>pos.posAng</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Sep</name><description>Angular Separation</description><unit>arcsec</unit><ucd>pos.angDistance;src.orbital</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Power</name><description>Power of the microscope objective used</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Filt</name><description>Type of filter used</description><ucd>meta.code;instr.filter</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>q_Name</name><description>Estimate of the quality of the parabolic fit (2)</description><ucd>meta.code.qual</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>n_Name</name><description>Further notes on the system (3)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column></table></schema></tableset></ri:Resource>