{
  "type": "Collection",
  "id": "cbb9f2be-db0c-11ee-8d50-0242c0a87004_radar_collection",
  "stac_version": "1.1.0",
  "description": "[Repository](../collection.json) > [Turquie 2023](collection.json) > Radar geometry\n\n# Collection of products in **radar geometry** interferograms and time series from run Radar geometry\n\n> During NSBAS processing, three phases can be recognized:\n>\n> - the Interfero phase: from the creation of working directory to the unwrapping step\n> - the Time-Serie phase: time serie calculation\n> - the Populate phase: generation of the products\n\n_[source](https://formater.pages.in2p3.fr/flatsim/product.html)_\n\nAccordingly, this collection contains a subcollection of all generated interferograms and a single item corresponding to the time series. Auxiliary files can be found as assets to the items, collection, or catalog they are generally relevant to.\n",
  "links": [
    {
      "rel": "root",
      "href": "../collection.json",
      "type": "application/json",
      "title": "GDM-SAR-In"
    },
    {
      "rel": "cite-as",
      "href": "https://flatsim.cnes.fr/doi/docs/NSBAS_Etna.pdf"
    },
    {
      "rel": "cite-as",
      "href": "https://proceedings.esa.int/files/116.pdf"
    },
    {
      "rel": "cite-as",
      "href": "https://www.mdpi.com/2072-4292/13/18/3734"
    },
    {
      "rel": "license",
      "href": "https://creativecommons.org/licenses/by-nc/4.0/"
    },
    {
      "rel": "child",
      "href": "./radar_aux_collection.json",
      "type": "application/json",
      "title": "Auxiliary data"
    },
    {
      "rel": "child",
      "href": "./radar_interferogram_collection.json",
      "type": "application/json",
      "title": "Interferograms"
    },
    {
      "rel": "parent",
      "href": "./collection.json",
      "type": "application/json",
      "title": "Turquie 2023"
    }
  ],
  "stac_extensions": [
    "https://raw.githubusercontent.com/stac-extensions/processing/refs/heads/main/json-schema/schema.json",
    "https://raw.githubusercontent.com/stac-extensions/sar/refs/heads/main/json-schema/schema.json",
    "https://raw.githubusercontent.com/stac-extensions/sat/refs/heads/main/json-schema/schema.json"
  ],
  "uuid": "cbb9f2be-db0c-11ee-8d50-0242c0a87004",
  "STAC hierarchy": {
    "0": {
      "title": "Repository",
      "href": "../collection.json"
    },
    "1": {
      "title": "Turquie 2023",
      "href": "collection.json"
    },
    "2": {
      "title": "Radar geometry",
      "href": null
    }
  },
  "ingestion_time": "2026-07-01T11:43:51.212600",
  "title": "Radar geometry",
  "extent": {
    "spatial": {
      "bbox": [
        [
          35.7824,
          35.64,
          38.22,
          38.87
        ]
      ]
    },
    "temporal": {
      "interval": [
        [
          "2024-03-21T09:15:56Z",
          "2024-03-21T09:15:56Z"
        ]
      ]
    }
  },
  "license": "CC-BY-NC-4.0",
  "keywords": [
    "GDM-SAR-In",
    "InSAR",
    "NSBAS processing chain",
    "radar geometry"
  ],
  "providers": [
    {
      "name": "ESA",
      "description": "The European Space Agency (ESA) is a 22-member intergovernmental body devoted to space exploration. With its headquarters in Paris and a staff of around 2,547 people globally as of 2023, the ESA was founded in 1975.",
      "roles": [
        "producer"
      ],
      "url": "https://www.esa.int/"
    },
    {
      "name": "OSUG",
      "description": "L'Observatoire des sciences de l'Univers de Grenoble (OSUG) est un observatoire des sciences de l'Univers (OSU) associé à l'Institut national des sciences de l'Univers (INSU) du CNRS et une école interne de l'université Grenoble-Alpes. Les OSU ont pour mission l’observation, la recherche, la formation et la diffusion des connaissances. L’OSUG œuvre dans tous les domaines des Sciences de l’Univers, de la planète Terre et de l’environnement.",
      "roles": [
        "processor",
        "licensor"
      ],
      "url": "https://www.osug.fr/"
    },
    {
      "name": "OPGC",
      "description": "L'Observatoire de physique du globe de Clermont-Ferrand (OPGC) est un observatoire des sciences de l'univers (OSU) dépendant du Centre national de la recherche scientifique (CNRS) et de l’université Clermont-Auvergne (UCA). Fondé en 1876 par Émile Alluard sous le nom d'Observatoire du Puy de Dôme, il s'est nommé l'Institut et observatoire de physique du globe (IOPG) de 1921 à 1985.",
      "roles": [
        "host"
      ],
      "url": "https://opgc.uca.fr/"
    }
  ],
  "summaries": {
    "instruments": [
      "c-sar"
    ],
    "constellation": [
      "sentinel-1"
    ],
    "mission": [
      null
    ],
    "sat:platform_international_designator": [
      "2014-016A"
    ],
    "sat:orbit_state": [
      "geostationary"
    ],
    "sar:frequency_band": [
      "C"
    ],
    "processing:level": [
      "L2"
    ],
    "keywords": [
      "Digital Elevation Model",
      "GDM-SAR-In",
      "InSAR",
      "NSBAS processing chain",
      "auxiliary data",
      "digital elevation model",
      "geostationary",
      "radar geometry",
      "resolution_2looks",
      "temporal coherence",
      "ENU",
      "EPOS convention",
      "Map of LOS vector",
      "lookup table",
      "from 2023-01-28 to 2023-02-09",
      "interferograms",
      "wrapped interferogram",
      "filtered interferogram",
      "filtered wrapped interferogram",
      "unwrapped interferogram",
      "from 2023-01-28 to 2023-02-21",
      "from 2023-02-09 to 2023-02-21"
    ],
    "updated": {
      "minimum": "2024-03-21T09:15:56Z",
      "maximum": "2024-03-21T09:15:56Z"
    },
    "created": {
      "minimum": "2024-03-05T18:06:17Z",
      "maximum": "2024-03-06T16:48:54Z"
    },
    "sar:center_frequency": {
      "minimum": 5.405,
      "maximum": 5.405
    }
  },
  "assets": {
    "documentation": {
      "href": "https://formater.pages.in2p3.fr/flatsim/product.html",
      "type": "text/html",
      "title": "Product description (general for NSBAS, including GDM-SAR-In and FLATSIM)",
      "description": "Documentation page describing the product names and acronyms, information about the generation of the products, and metadata definitions.",
      "roles": [
        "metadata"
      ]
    },
    "download_tool": {
      "href": "https://isdeform.opgc.fr/download/GDMSARIn/cbb9f2be-db0c-11ee-8d50-0242c0a87004",
      "type": "text/html",
      "title": "Download tool",
      "roles": [
        "metadata"
      ]
    }
  }
}