<?xml version='1.0'?><?xml-stylesheet href='/static/xsl/oai.xsl' type='text/xsl'?><ri:Resource created="2026-01-19T00:00:00Z" status="active" updated="2026-02-24T04:54:18Z" xmlns:g-colstat="http://dc.g-vo.org/ColStats-1" 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://dc.g-vo.org/ColStats-1 http://vo.ari.uni-heidelberg.de/docs/schemata/Colstats.xsd http://www.ivoa.net/xml/RegistryInterface/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/RegistryInterface.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:CatalogResource"><title>Multi-Survey Detections</title><shortName>alerce_tap.detec</shortName><identifier>ivo://x-unregistred/alerce_tap/multisurvey_lowercase/detection</identifier><curation><publisher>ALeRCE (Automatic Learning for the Rapid Classification of Events)</publisher><creator><name>ALeRCE Team</name><logo>https://tap.alerce.online/favicon.png</logo></creator><date role="Updated">2026-04-11T22:13:50Z</date><contact><name>ALeRCE Team</name><address>Beauchef 851, Edificio Norte, piso 6. Santiago, Chile.</address><email>alerce.broker@gmail.com</email></contact></curation><content><subject>astronomy, objects</subject><subject>surveys</subject><subject>transients</subject><subject>time-series</subject><description>
Generic detection table containing basic information for all detections across
multiple surveys, including position, observation time, and photometric band.
For detailed survey-specific detection properties, see the corresponding
survey-specific detection tables.</description><referenceURL>http://tap.alerce.online/tableinfo/alerce_tap.detection</referenceURL></content><tableset><schema><name>alerce_tap</name><title>ALeRCE Multi-Survey Object Catalog</title><description>
Multi-survey astronomical object catalog containing astrometric and
statistical information from multiple surveys. This table provides
aggregated properties for astronomical objects including position,
detection statistics, and temporal coverage.</description><table><name>alerce_tap.detection</name><title>Multi-Survey Detections</title><description>
Generic detection table containing basic information for all detections across
multiple surveys, including position, observation time, and photometric band.
For detailed survey-specific detection properties, see the corresponding
survey-specific detection tables.</description><column><name>oid</name><description>Object identifier</description><ucd>meta.id;src</ucd><dataType xsi:type="vs:VOTableType">long</dataType><flag>indexed</flag><flag>primary</flag></column><column><name>sid</name><description>Survey identifier</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">short</dataType><flag>indexed</flag><flag>primary</flag></column><column><name>measurement_id</name><description>Measurement identifier</description><ucd>meta.id</ucd><dataType xsi:type="vs:VOTableType">long</dataType><flag>indexed</flag><flag>primary</flag></column><column><name>mjd</name><description>Modified Julian Date</description><unit>d</unit><ucd>time.epoch</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ra</name><description>Right ascension</description><unit>deg</unit><ucd>pos.eq.ra;meta.main</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>indexed</flag></column><column><name>dec</name><description>Declination</description><unit>deg</unit><ucd>pos.eq.dec;meta.main</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>indexed</flag></column><column><name>band</name><description>Photometric band</description><ucd>instr.bandpass</ucd><dataType xsi:type="vs:VOTableType">short</dataType><flag>nullable</flag></column><column><name>created_date</name><description>Date record was created</description><ucd>time.creation</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column></table></schema></tableset></ri:Resource>