<?xml version='1.0'?><?xml-stylesheet href='/static/xsl/oai.xsl' type='text/xsl'?><oai:OAI-PMH xmlns:oai="http://www.openarchives.org/OAI/2.0/" 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.openarchives.org/OAI/2.0/ http://vo.ari.uni-heidelberg.de/docs/schemata/OAI-PMH.xsd http://www.ivoa.net/xml/RegistryInterface/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/RegistryInterface-v1.0.xsd http://www.ivoa.net/xml/VOResource/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/VOResource-v1.1.xsd http://www.ivoa.net/xml/VODataService/v1.1 http://vo.ari.uni-heidelberg.de/docs/schemata/VODataService-v1.1.xsd"><oai:responseDate>2026-05-09T20:40:41.648672</oai:responseDate><oai:metadata><ri:Resource created="2014-05-08T00:00:00" status="active" updated="2018-01-08T15:30:12" xsi:type="vs:CatalogService"><title>DK-154 objects</title><identifier>ivo://asu.cas.cz/extract_dec17/q/DIM_exposure</identifier><curation><publisher>Stellar Department of Astronomical Institute of the Academy of
Sciences of the Czech Republic</publisher><creator><name>Stellar Department, Czech Acad. of Sciences</name><logo>http://vos2.asu.cas.cz/static/img/logo-long.png</logo></creator><date role="updated">2018-01-08T15:30:12</date><contact><name>Petr Skoda</name><address>Fricova 298, 251 65 Ondrejov, Czech Republic</address><email>skoda@sunstel.asu.cas.cz</email><telephone>+420 323620361</telephone></contact></curation><content><subject>Light curves</subject><subject>Stars</subject><subject>DK154</subject><description>Exposure dimension.</description><referenceURL>http://vos2.asu.cas.cz/tableinfo/bextract_dec17.DIM_exposure</referenceURL></content><tableset><schema><name>bextract_dec17</name><title>DK-154 objects</title><description>Identified objects on DK-154 surveys</description><table><name>bextract_dec17.dim_exposure</name><description>Exposure dimension.</description><column><name>accref</name><description>internal file reference</description><ucd>meta.ref.url;datalink.preview</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>dateobs</name><description>Epoch at midpoint of observation</description><unit>d</unit><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>hjd</name><description>Epoch at midpoint of observation in Heliocentric Modified Julian Date</description><unit>d</unit><ucd>VOX:Image_MJDateObs</ucd><utype>spec:Spectrum.Data.SpectralAxis.Value</utype><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>band</name><description>Freeform name of the bandpass used</description><ucd>VOX:BandPass_ID</ucd><dataType arraysize="*" xsi:type="vs:VOTableType">char</dataType><flag>nullable</flag></column><column><name>obsname_id</name><dataType arraysize="1" xsi:type="vs:VOTableType">int</dataType><flag>indexed</flag><flag>primary</flag></column><column><name>tel_alt</name><description>Horizontal telescope coordinates altitude</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>tel_az</name><description>Horizontal telescope coordinates azimuth</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>airmass</name><description>Airmass of target location</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>pressure</name><description>Atmospheric pressure [mbar]</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>tmp</name><description>Outside temperature of enviroment [Celsius]</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>orira</name><description>Original position of the center of the image (RA)</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>oridec</name><description>Original position of the center of the image (DEC)</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>crder2</name><description>Astrometry accuracy.</description><dataType arraysize="1" xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column></table></schema></tableset></ri:Resource></oai:metadata></oai:OAI-PMH>