{
  "manifest_version": 1,
  "generated": "2026-09-25T23:24:00+00:00",
  "generated_by": "https://hydrological.org",
  "note": "Links point to the original provider. Hydrological does not host or mirror data.",
  "dataset": {
    "slug": "grace-mascons",
    "name": "GRACE and GRACE-FO Mascons",
    "subtitle": "JPL GRACE/GRACE-FO Mascon solution, RL06.3",
    "source": "NASA JPL",
    "resolution": "0.5° grid (3° mascons)",
    "time_span": "2002–present",
    "formats": "NetCDF",
    "coverage": "Global",
    "license": "Public domain (U.S. Government work)",
    "license_url": "https://www.earthdata.nasa.gov/engage/open-data-services-software-policies/data-use-guidance",
    "citation": "Watkins, M. M., et al. (2015). Improved methods for observing Earth's time variable mass distribution with GRACE using spherical cap mascons. JGR Solid Earth, 120, 2648–2671. https://doi.org/10.1002/2014JB011547",
    "doi": "",
    "landing_url": "https://grace.jpl.nasa.gov/",
    "page": "https://hydrological.org/datasets/grace-mascons/"
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  "groups": [
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      "auth": "Free NASA Earthdata login needed to download",
      "note": null,
      "links": [
        {
          "url": "https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-protected/TELLUS_GRAC-GRFO_MASCON_CRI_GRID_RL06.3_V4/GRCTellus.JPL.200204_202607.GLO.RL06.3M.MSCNv04CRI.nc",
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          "file": true
        }
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    },
    {
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      "links": [
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          "url": "https://grace.jpl.nasa.gov/",
          "name": "https://grace.jpl.nasa.gov/",
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        }
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}