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<ri:Resource created="1998-03-12T17:12:03Z" 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>Proper-motion of LTT stars</title><shortName>J/A+AS/92/449</shortName><identifier>ivo://CDS.VizieR/J/A+AS/92/449</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Wroblewski H.</name></creator><creator><name>Torres C.</name></creator><date role="Updated">2013-03-06T05:38:34Z</date><date role="Created">1998-03-12T17:12:03Z</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>proper-motions</subject><description>Data are given for 205 LTT stars found on 23 areas, covering 25 square degrees each, south of declination -40D and right ascension between 04h 30m and 16h 00m. Four stars present differences in proper motion &gt;=0.10", three present differences in position angle &gt;20deg and one presents those differences in both values.</description><source format="bibcode">1992A&amp;AS...92..449W</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+AS/92/449</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/98">I/98 : NLTT Catalogue (Luyten, 1979)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/I/87">I/87 : LHS Catalogue, 2nd Edition (Luyten 1979)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/78/231">J/A+AS/78/231 : Dec&lt;-40, 0&lt;RA&lt;4h30, stars 1 to 144 (Wroblewski+ 1989)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/91/129">J/A+AS/91/129 : Dec&lt;-40, 0&lt;RA&lt;4h30, stars 145 to 521 (Wroblewski+ 1991)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/105/179">J/A+AS/105/179 : Dec&lt;-40, 16&lt;RA&lt;24h, stars 522 to 1069 (Wroblewski+ 1994)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/115/481">J/A+AS/115/481 : -30&lt;Dec&lt;-5, 0&lt;RA&lt;9h, stars 1070 to 1563 (Wroblewski+ 1996)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/83/317">J/A+AS/83/317 : LTT stars, Dec&lt;-40, 0&lt;RA&lt;4h30 (Wroblewski+ 1990)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/110/27">J/A+AS/110/27 : LTT stars, Dec&lt;-40, 16&lt;RA&lt;24h (Wroblewski+, 1995)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/128/457">J/A+AS/128/457 : LTT stars -5&lt;Dec&lt;-30, 0&lt;RA&lt;13h30 (Wroblewski+ 1998)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/128/457">J/A+AS/128/457 : LTT stars -5&lt;DE&lt;-30, 0&lt;RA&lt;13h30 (Wroblewski+ 2000)</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/A+AS/92/449</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+AS/92/449</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+AS/92/449</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+AS/92/449</accessURL><mirrorURL title="VizieR at IUCAA: Pune, 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43218-43221 43225 43229 43231 43233-43234 43236 43242 43250-43251 43306 43310 43318 43321 43324 43326-43327 43331 43335-43337 43339 43342 43354 43362 43366-43367 43370 43412-43413 43415 43432 43434 43541 43543 43578 43583-43585 43587 43589 43594 43600-43601 43605-43606 43610-43612 43622 43628 43654-43655 43657 43659-43660 43664 43669 43671 43680 43685-43687</spatial><footprint ivo-id="ivo://ivoa.net/std/moc">https://cdsarc.cds.unistra.fr/viz-bin/moc/J/A+AS/92/449?format=ascii</footprint><waveband>Optical</waveband></coverage><tableset><schema><name>default</name><table><name>J/A+AS/92/449/table1</name><description>Positions and relative proper motions</description><column><name>Seq</name><description>[1/205]+ Running number</description><ucd>meta.id;meta.main</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>primary</flag><flag>indexed</flag></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>LTT</name><description>Star number in Luyten's catalogue</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Loc</name><description>Localisation (area and number)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="7*">char</dataType></column><column><name>mpg</name><description>Photographic magnitude, accurate to 0.5mag</description><unit>mag</unit><ucd>phot.mag;em.opt</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>RA1950</name><description>Right Ascension 1950</description><ucd>pos.eq.ra;meta.main</ucd></column><column><name>DE1950</name><description>Declination 1950</description><ucd>pos.eq.dec;meta.main</ucd></column><column><name>RA2000</name><description>Right Ascension 2000</description><ucd>pos.eq.ra</ucd></column><column><name>DE2000</name><description>Declination 2000</description><ucd>pos.eq.dec</ucd></column><column><name>pm</name><description>Total proper motion</description><unit>arcsec/yr</unit><ucd>pos.pm</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>e_pm</name><description>Mean error on pm</description><unit>arcsec/yr</unit><ucd>stat.error</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>pmPA</name><description>Position angle (North to East) of the proper motion in J2000 equinox</description><unit>deg</unit><ucd>pos.posAng;pos.pm</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Dpm</name><description>Difference LTT pm minus pm (this work) (1)</description><unit>arcsec</unit><ucd>pos.pm;arith.diff</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Remarks</name><description>[1246]? Remarks (2)</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="2*">char</dataType></column><column><name>_RA.icrs</name><description>Right ascension (ICRS) at Epoch=J2000, proper motions taken into account (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) at Epoch=J2000, proper motions taken into account (computed by VizieR, not part of the original data)</description><ucd>pos.eq.dec</ucd><flag>nullable</flag><flag>indexed</flag></column></table></schema></tableset></ri:Resource>