@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix gsp: <http://www.opengis.net/ont/geosparql#> .
@prefix locn: <http://www.w3.org/ns/locn#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema: <http://schema.org/> .
@prefix vcard: <http://www.w3.org/2006/vcard/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879> a schema:Dataset,
        dcat:Dataset,
        foaf:Document ;
    dct:bibliographicCitation "https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879" ;
    dct:description "The AUXMON (AUXiliary MONitoring) project aims at providing a continuous monitoring of auxiliary variables useful to support investigation of night-sky brightness. Sky-Quality Meters (SQM) sensors are one of the core infrastructure of the project. They are low-cost sensors for measuring night sky brightness." ;
    dct:identifier "https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879" ;
    dct:issued "2026-05-20T14:21:10.358203"^^xsd:dateTime ;
    dct:modified "2026-05-20T21:38:16.416374"^^xsd:dateTime ;
    dct:publisher [ a foaf:Agent ;
            foaf:name "Consiglio Nazionale delle Ricerche (CNR - Partner 31)" ] ;
    dct:spatial [ a dct:Location ;
            locn:geometry "POLYGON ((78.9344 11.8325, 78.9344 78.9166, 11.8881 78.9166, 11.8881 11.8325, 78.9344 11.8325))"^^gsp:wktLiteral ] ;
    dct:temporal [ a dct:PeriodOfTime ;
            dcat:endDate "2024-04-06"^^xsd:date ;
            dcat:startDate "2024-02-18"^^xsd:date ],
        [ a dct:PeriodOfTime ;
            dcat:endDate "2024-04-06"^^xsd:date ;
            dcat:startDate "2024-02-18"^^xsd:date ] ;
    dct:title "Sky-Quality Meters (SQM) Antonswerk" ;
    schema:about [ a schema:Thing ;
            schema:name "cnr-arctic-station-dirigibile-italia" ],
        [ a schema:Thing ;
            schema:name "agriculture" ;
            schema:url "https://dataportal.dev.inkode.org/group/30a2f969-5b96-4b09-9b3b-14da3c16f146" ] ;
    schema:citation "https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879" ;
    schema:creator [ a schema:Organization ;
            schema:contactPoint [ a schema:ContactPoint ;
                    schema:contactType "customer service" ;
                    schema:name "Consiglio Nazionale delle Ricerche (CNR - Partner 31)" ;
                    schema:url "https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879" ] ;
            schema:name "Consiglio Nazionale delle Ricerche (CNR - Partner 31)" ] ;
    schema:dateModified "2026-05-20T21:38:16.416374" ;
    schema:datePublished "2026-05-20T14:21:10.358203" ;
    schema:description "The AUXMON (AUXiliary MONitoring) project aims at providing a continuous monitoring of auxiliary variables useful to support investigation of night-sky brightness. Sky-Quality Meters (SQM) sensors are one of the core infrastructure of the project. They are low-cost sensors for measuring night sky brightness." ;
    schema:distribution <https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk>,
        <https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk.csv> ;
    schema:identifier "https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879" ;
    schema:keywords "ARCTIC",
        "Atmospheric conditions",
        "Chemistry and physics of the atmosphere",
        "Earth Remote Sensing Instruments",
        "ITALY",
        "Passive Remote Sensing",
        "SPECTRAL-ENGINEERING",
        "SVALBARD AND JAN MAYEN",
        "Spectrometers-Radiometers",
        "VISIBLE FLUX",
        "VISIBLE WAVELENGTHS",
        "sky-quality- low-cost" ;
    schema:license "https://creativecommons.org/licenses/by-nc-sa/4.0/" ;
    schema:name "Sky-Quality Meters (SQM) Antonswerk" ;
    schema:provider [ a schema:Organization ;
            schema:name "Organization of Metadata Creator" ;
            schema:url "luciano.massetti@ibe.cnr.it" ] ;
    schema:publisher [ a schema:Organization ;
            schema:contactPoint [ a schema:ContactPoint ;
                    schema:contactType "customer service" ;
                    schema:name "Consiglio Nazionale delle Ricerche (CNR - Partner 31)" ;
                    schema:url "https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879" ] ;
            schema:name "Consiglio Nazionale delle Ricerche (CNR - Partner 31)" ] ;
    schema:spatialCoverage [ a schema:Place ;
            schema:geo [ a schema:GeoShape ;
                    schema:polygon "{\"type\": \"Polygon\", \"coordinates\": [[[78.9344, 11.8325], [78.9344, 78.9166], [11.8881, 78.9166], [11.8881, 11.8325], [78.9344, 11.8325]]]}" ] ] ;
    schema:temporalCoverage "2024-02-18/2024-04-06" ;
    schema:url "https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879" ;
    schema:version "1.0" ;
    owl:versionInfo "1.0" ;
    dcat:contactPoint [ a vcard:Organization ;
            vcard:fn "[]" ] ;
    dcat:distribution <https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk>,
        <https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk.csv> ;
    dcat:keyword "ARCTIC",
        "Atmospheric conditions",
        "Chemistry and physics of the atmosphere",
        "Earth Remote Sensing Instruments",
        "ITALY",
        "Passive Remote Sensing",
        "SPECTRAL-ENGINEERING",
        "SVALBARD AND JAN MAYEN",
        "Spectrometers-Radiometers",
        "VISIBLE FLUX",
        "VISIBLE WAVELENGTHS",
        "sky-quality- low-cost" ;
    dcat:landingPage <https://metadata.iadc.cnr.it/geonetwork/srv/api/records/43d450c8-dc37-4467-a9f0-60ed8aa5a879> ;
    dcat:theme "cnr-arctic-station-dirigibile-italia" .

<https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk> a schema:DataDownload,
        rdfs:Resource,
        dcat:Distribution ;
    dct:format "WWW:LINK-1.0-http--opendap" ;
    dct:issued "2026-05-20T16:38:22.832313"^^xsd:dateTime ;
    dct:modified "2026-05-20T16:45:00.688050"^^xsd:dateTime ;
    dct:title " OPeNDAP URL " ;
    schema:contentUrl "https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk" ;
    schema:encodingFormat "WWW:LINK-1.0-http--opendap" ;
    schema:name " OPeNDAP URL " ;
    dcat:downloadURL <https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk> .

<https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk.csv> a schema:DataDownload,
        rdfs:Resource,
        dcat:Distribution ;
    dct:format "WWW:DOWNLOAD-1.0-http--download" ;
    dct:issued "2026-05-20T16:38:21.213861"^^xsd:dateTime ;
    dct:modified "2026-05-20T16:38:22.823148"^^xsd:dateTime ;
    dct:title " CSV Direct Download " ;
    schema:contentUrl "https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk.csv" ;
    schema:encodingFormat "WWW:DOWNLOAD-1.0-http--download" ;
    schema:name " CSV Direct Download " ;
    dcat:downloadURL <https://data.iadc.cnr.it/erddap/tabledap/skyquality_meters_sqm_antonswerk.csv> ;
    dcat:mediaType "text/csv" .