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<ri:Resource created="1999-06-19T21:59:11Z" 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>Solar and Lunar Eclipses: 1996-2020</title><shortName>VI/97</shortName><identifier>ivo://CDS.VizieR/VI/97</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Espenak</name></creator><creator><name>F.</name></creator><date role="Updated">1999-06-19T22:02:23Z</date><date role="Created">1999-06-19T21:59:11Z</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>the-sun</subject><subject>solar-system</subject><description>Solar Eclipses - During the twenty-five year period 1996-2020, some portion of the Moon's shadow will sweep across the Earth a total of fifty-six times. Twenty-one of these events result in partial solar eclipses, seventeen of them are annular eclipses, sixteen more are total eclipses and the remaining two are both annular and total along sections of their narrow paths. Local circumstances at the instant of greatest eclipse1 for every event during this quarter century period are presented in solar.dat. The date and Universal Time of the instant of greatest eclipse are found in the first two columns. The eclipse type is given (T=Total, A=Annular, AT=Annular/Total or P=Partial) along with the Saros series, as defined by van den Bergh (1955). The magnitude of the eclipse is defined as the fraction of the Sun's diameter obscured at greatest eclipse. The latitude and longitude of the umbra are given for the instant of greatest eclipse, along with the Sun's altitude, the width of the path (kilometers) and the duration of totality or annularity. For partial eclipses, the latitude and longitude of the point closest to the umbra's axis at the instant of greatest eclipse are listed. The altitude of the Sun at this location is 0 degrees. Note: Greatest eclipse is defined as the instant when the axis of the Moon's shadow passes closest to the Earth's center. For total eclipses, the instant of greatest eclipse is virtually identical to the instants of greatest magnitude and greatest duration. However, for annular eclipses, the instant of greatest duration may occur at either the time of greatest eclipse or near the sunrise and sunset points of the eclipse path. Lunar Eclipses - During the twenty-five year period 1996-2020, the Moon will swing through some portion of Earth's shadow a total of fifty-eight times. Twenty-three of these events result in penumbral lunar eclipses, twelve of them are partial (umbral) eclipses, twenty-three more are total lunar eclipses. Local circumstances at the instant of greatest eclipse1 for every event during this quarter century period are presented in Table 1. The date and Universal Time of the instant of greatest eclipse are found in the first two columns. The eclipse type is given (T=Total, P=Partial [Umbral], or P=Penumbral) along with the Saros series, as defined by van den Bergh (1955). The penumbral and umbral magnitudes of the eclipse are defined as the fraction of the Moon's diameter obscured by either shadow at greatest eclipse. The partial and total semi-durations of the eclipse along with the Greenwich Siderial Time at midnight, and the Moon's Right Ascension and Declination are listed. The start and end times of the partial eclipse can be calculated by respectively subtacting and adding the partial semi-duration (i.e. - Par. SDur) to the instant of greatest eclipse. Likewise, the start and end times of the total eclipse can be calculated by respectively subtacting and adding the total semi-duration (i.e. - Total SDur) to the instant of greatest eclipse. Note: Greatest eclipse is defined as the instant when the Moon passes closest to the axis of Earth's shadow(s). This marks the instant when the Moon is deepest in Earth's shadow(s).</description><source>Bull. Inf. CDS (in press) (1999)</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/VI/97</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>http://sunearth.gsfc.nasa.gov/eclipse/eclipse.html</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=VI/97</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=VI/97</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=VI/97</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=VI/97</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=VI/97</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=VI/97</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><coverage><footprint ivo-id="ivo://ivoa.net/std/moc"/></coverage><tableset><schema><name>default</name><table><name>VI/97/solar</name><description>Solar: Local Circumstances at Greatest Eclipse</description><column><name>Type</name><description>[PTA ] Type of eclipse</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="2*">char</dataType></column><column><name>Saros</name><description>Saros series of eclipse</description><ucd>meta.number;time.period</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>Ecl</name><description>Calendar Year (Gregorian) at instant of Greatest Eclipse</description><ucd>time.epoch</ucd></column><column><name>Gamma</name><description>Distance of the shadow cone axis from the center of Earth (units of equatorial radii)</description><ucd>pos.distance</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Magnitude</name><description>Fraction of Sun's diameter obscured by Moon</description><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Lat</name><description>Latitude where greatest eclipse is seen</description><unit>deg</unit><ucd>pos.ecliptic.lat</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>LatHemi</name><description>[NS] Latitude hemisphere (North or South)</description><ucd>meta.code;pos.galactic</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Long</name><description>Longitude where greatest eclipse is seen</description><unit>deg</unit><ucd>pos.earth.lon</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>LongHemi</name><description>[EW] Longitude hemisphere (East or West)</description><ucd>meta.code</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Alt</name><description>Sun's altitude at greatest eclipse</description><unit>deg</unit><ucd>pos.az.alt</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Width</name><description>?Width of the path of totality or annularity at greatest eclipse</description><unit>km</unit><ucd>pos.distance</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>Dur</name><description>?Central duration of total or annular phase at greatest eclipse (minutes)</description><ucd>time.interval</ucd><flag>nullable</flag></column></table><table><name>VI/97/lunar</name><description>Lunar: Local Circumstances at Greatest Eclipse</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>Ecl</name><description>Calendar Year (Gregorian) at instant of Greatest Eclipse</description><ucd>time.epoch</ucd></column><column><name>Type</name><description>[PTU ] Type of eclipse</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>n_Type</name><description>[+-b ] Note on type</description><ucd>meta.note</ucd><dataType xsi:type="vs:VOTableType" arraysize="1*">char</dataType></column><column><name>Saros</name><description>Saros series of eclipse</description><ucd>meta.number;time.period</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Gamma</name><description>Distance of Moon from the axis of Earth's shadow cone (units of equatorial radii)</description><ucd>pos.distance</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>PenMag</name><description>Fraction of Moon's diameter obscured by the penumbra</description><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>UmbMag</name><description>Fraction of Moon's diameter obscured by the umbra</description><ucd>phys.angSize;src</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>ParSDur</name><description>?Semi-duration of partial (umbral) eclipse</description><unit>min</unit><ucd>time.interval</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>TotSDur</name><description>?Semi-duration of total (umbral) eclipse</description><unit>min</unit><ucd>time.interval</ucd><dataType xsi:type="vs:VOTableType">int</dataType><flag>nullable</flag></column><column><name>GSTO</name><description>Greenwich Siderial Time at 00:00 U.T.</description><unit>h</unit><ucd>time.epoch</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>RA</name><description>Geocentric Right Ascension of the Moon at greatest eclipse</description><unit>h</unit><ucd>pos.eq.ra;meta.main</ucd></column><column><name>Dec</name><description>Geocentric Declination of the Moon at greatest eclipse</description><unit>deg</unit><ucd>pos.eq.dec</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column></table></schema></tableset></ri:Resource>