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      -90,
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      90
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    "temporal": {"interval": [[
      "2007-01-23T10:16:34Z",
      null
    ]]}
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  "keywords": [
    "DIF10",
    "MetOp-A",
    "MetOp-B",
    "MetOp-C",
    "SO2",
    "Sulfur Dioxide",
    "AC-SAF",
    "FEDEO",
    "Atmospheric conditions",
    "EARTH SCIENCE>ATMOSPHERE>ATMOSPHERIC CHEMISTRY>SULFUR COMPOUNDS>SULFUR DIOXIDE",
    "METOP-A",
    "METOP-B",
    "METOP-C",
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  "description": "Gridded Level 3 SO2 total column densities derived from the Metop/GOME-2-instruments.Volcanoes are the largest soures of SO2 in the atmosphere, depending on the erruption the Sulfurous compounds can be injected into stratosphere but in most cases it stays within the troposphere. Another important source is the coal combustion. Desulfurisation facilities within the power stations have reduced the sulfur emissions around the globe. In the stratosphere sulfur is a key component for building up aerosols, which reflect parts of the solar irradiation. The total SO2 column is retrieved from GOME solar back-scattered measurements in the ultraviolet wavelength region [using the DOAS method]. Depending on the plume SO2 can be a very strong absorber, because of that the ODAS retrieval might have some smaller issues, they can be reduced by choosing different wavelenght ranges depending on the signal. We apply three different fitting windows between 310 and 360nm. For the AMF, we assume a plumeheight of 6 km altitude. The Global Ozone Monitoring Experiment-2 (GOME-2) instrument continues the long-term monitoring of atmospheric trace gas constituents started with GOME / ERS-2 and SCIAMACHY / Envisat. Three instruments  operate on board EUMETSAT's Meteorological Operational satellites MetOp-A, -B, and -C, launched in 2006, 2012, and 2018, respectively. GOME-2 measures a range of atmospheric trace constituents, with the emphasis on global ozone distribution. Furthermore, cloud properties and intensities of ultraviolet radiation are retrieved. These data are crucial for monitoring the atmospheric composition and the detection of pollutants. DLR generates operational GOME-2 / MetOp products in the framework of EUMETSAT's Satellite Application Facility on Atmospheric Composition Monitoring (AC-SAF).",
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      "rel": "related",
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      "title": "More collections for DE/DLR"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/series/eo:platform/Metop-A",
      "title": "More collections for Metop-A platform"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/series/eo:platform/Metop-B",
      "title": "More collections for Metop-B platform"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/series/eo:platform/Metop-C",
      "title": "More collections for Metop-C platform"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/concepts/instruments/eaa1390e-6453-5b90-9ed2-90c3f5096d83",
      "title": "More collections for GOME-2 instrument"
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  ],
  "id": "6cec07af-ffcb-4077-bf67-b8b03fc001a8",
  "updated": "2026-05-12T13:31:58Z",
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      "roles": ["host"],
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      "GOME-2",
      "GOME-2"
    ],
    "platform": [
      "Metop-A",
      "Metop-B",
      "Metop-C"
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}