# TerraFabric Ontology — generated by terrafabric-server
# version 1.0.0

@prefix tf: <https://terrafabric.world/ont#> .
@prefix tfr: <https://terrafabric.world/id/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix sosa: <http://www.w3.org/ns/sosa/> .
@prefix ssn: <http://www.w3.org/ns/ssn/> .
@prefix geo: <http://www.opengis.net/ont/geosparql#> .
@prefix schema: <https://schema.org/> .
@prefix odrl: <http://www.w3.org/ns/odrl/2/> .

<https://terrafabric.world/id/collection/sentinel-1-grd> a tf:PreprocessedCollection ;
    dct:identifier "sentinel-1-grd" ;
    dct:title "Sentinel-1 Ground Range Detected" ;
    dct:description "C-band SAR backscatter, multi-looked and projected to ground range. The workhorse of all-weather, day/night open radar monitoring." ;
    tf:providedBy <https://terrafabric.world/id/provider/copernicus> ;
    tf:dataTier tf:tier-preprocessed ;
    tf:processingLevel tf:level-L1 ;
    tf:accessClass "free" ;
    tf:hasModality tf:modality-sar ;
    tf:hasPlatform <https://terrafabric.world/id/platform/sentinel-1a> ;
    tf:hasPlatform <https://terrafabric.world/id/platform/sentinel-1c> ;
    tf:hasInstrument <https://terrafabric.world/id/instrument/c-sar> ;
    tf:gsdMeters "10"^^xsd:decimal ;
    tf:revisitHours "144"^^xsd:decimal ;
    tf:latencyHours "3"^^xsd:decimal ;
    tf:sarBand "C" ;
    tf:polarization "VV" ;
    tf:polarization "VH" ;
    tf:polarization "HH" ;
    tf:polarization "HV" ;
    tf:allWeather true ;
    tf:nightCapable true ;
    tf:taskable false ;
    tf:license <https://terrafabric.world/id/license/copernicus-open> ;
    tf:releasability tf:marking-public ;
    dcat:keyword "radar" ;
    dcat:keyword "backscatter" ;
    dcat:keyword "flood" ;
    dcat:keyword "ship detection" ;
    dcat:keyword "change detection" ;
    dcat:keyword "IW" ;
    dcat:keyword "EW" ;
    tf:spatialExtent <https://terrafabric.world/id/collection/sentinel-1-grd/extent/spatial> ;
    tf:temporalExtent <https://terrafabric.world/id/collection/sentinel-1-grd/extent/temporal> ;
    tf:format <https://terrafabric.world/id/format/safe> ;
    tf:format <https://terrafabric.world/id/format/cog> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/sentinel-1-grd/access/0> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/sentinel-1-grd/access/1> ;
    tf:derivedFrom <https://terrafabric.world/id/collection/sentinel-1-slc> .

<https://terrafabric.world/id/collection/sentinel-1-grd/extent/spatial> a tf:SpatialExtent ;
    tf:bbox "-180,-90,180,90" ;
    tf:asWKT "POLYGON((-180 -90,180 -90,180 90,-180 90,-180 -90))"^^geo:wktLiteral .

<https://terrafabric.world/id/collection/sentinel-1-grd/extent/temporal> a tf:TemporalExtent ;
    tf:startDate "2014-10-03"^^xsd:date .

<https://terrafabric.world/id/collection/sentinel-1-grd/access/0> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://stac.dataspace.copernicus.eu/v1"^^xsd:anyURI .

<https://terrafabric.world/id/collection/sentinel-1-grd/access/1> a tf:AccessMethod ;
    tf:accessKind "stac-api" ;
    tf:endpointURL "https://planetarycomputer.microsoft.com/api/stac/v1"^^xsd:anyURI .