{
    "id":"snodas",
    "type":"Collection",
    "stac_version":"1.1.0",
    "description":"Snow Data Assimilation System (SNODAS) Data Products at NSIDC, Version 1",
    "links":[
        {
            "rel":"root",
            "href":"../catalog.json",
            "type":"application/json"
        },
        {
            "rel":"cite-as",
            "href":"https://doi.org/10.7265/N5TB14TC"
        },
        {
            "rel":"parent",
            "href":"../catalog.json",
            "type":"application/json"
        },
        {
            "rel":"parent",
            "href":"https://api.water.usgs.gov:443/gdp/pygeoapi/stac/stac-collection/snodas/.?f=json",
            "type":"application/json"
        },
        {
            "rel":"parent",
            "href":"https://api.water.usgs.gov:443/gdp/pygeoapi/stac/stac-collection/snodas/.",
            "type":"text/html"
        },
        {
            "type":"application/json",
            "rel":"canonical",
            "title":"NHGF STAC Catalog",
            "href":"https://code.usgs.gov/wma/nhgf/stac/-/raw/main/catalog/catalog.json",
            "hreflang":"en-US"
        }
    ],
    "stac_extensions":[
        "https://stac-extensions.github.io/scientific/v1.0.0/schema.json",
        "https://stac-extensions.github.io/datacube/v2.2.0/schema.json"
    ],
    "sci:doi":"10.7265/N5TB14TC",
    "cube:dimensions":{
        "time":{
            "type":"temporal",
            "description":null,
            "extent":[
                "2006-01-01T00:00:00Z",
                "2025-07-01T00:00:00Z"
            ],
            "step":"P1DT0H0M0S"
        },
        "lon":{
            "type":"spatial",
            "axis":"x",
            "description":"longitude",
            "extent":[
                -124.72958333333334,
                -66.94624999999999
            ],
            "step":0.0083333333333,
            "reference_system":"{\"$schema\":\"https://proj.org/schemas/v0.7/projjson.schema.json\",\"type\":\"GeographicCRS\",\"name\":\"unknown\",\"datum\":{\"type\":\"GeodeticReferenceFrame\",\"name\":\"World Geodetic System 1984\",\"ellipsoid\":{\"name\":\"WGS 84\",\"semi_major_axis\":6378137,\"inverse_flattening\":298.257223563},\"id\":{\"authority\":\"EPSG\",\"code\":6326}},\"coordinate_system\":{\"subtype\":\"ellipsoidal\",\"axis\":[{\"name\":\"Longitude\",\"abbreviation\":\"lon\",\"direction\":\"east\",\"unit\":\"degree\"},{\"name\":\"Latitude\",\"abbreviation\":\"lat\",\"direction\":\"north\",\"unit\":\"degree\"}]}}"
        },
        "lat":{
            "type":"spatial",
            "axis":"y",
            "description":"latitude",
            "extent":[
                24.953749999999992,
                52.87041666666666
            ],
            "step":0.0083333333333,
            "reference_system":"{\"$schema\":\"https://proj.org/schemas/v0.7/projjson.schema.json\",\"type\":\"GeographicCRS\",\"name\":\"unknown\",\"datum\":{\"type\":\"GeodeticReferenceFrame\",\"name\":\"World Geodetic System 1984\",\"ellipsoid\":{\"name\":\"WGS 84\",\"semi_major_axis\":6378137,\"inverse_flattening\":298.257223563},\"id\":{\"authority\":\"EPSG\",\"code\":6326}},\"coordinate_system\":{\"subtype\":\"ellipsoidal\",\"axis\":[{\"name\":\"Longitude\",\"abbreviation\":\"lon\",\"direction\":\"east\",\"unit\":\"degree\"},{\"name\":\"Latitude\",\"abbreviation\":\"lat\",\"direction\":\"north\",\"unit\":\"degree\"}]}}"
        }
    },
    "cube:variables":{
        "BSS":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Total of 24h sublimation rates, 06:00UTC-06:00UTC",
            "unit":"m"
        },
        "PRL":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Modeled liquid Precipitation, total from 06:00UTC to 06:00UTC",
            "unit":"kg m-2"
        },
        "PRS":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Modeled Solid Precipitation, total from 06:00UTC to 06:00UTC",
            "unit":"kg m-2"
        },
        "SDP":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Modeled Snow Depth, total of snow layers at 06:00UTC",
            "unit":"m"
        },
        "SNM":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Total of 24 hour snowmelt rates, 06:00UTC-06:00UTC",
            "unit":"m"
        },
        "SPS":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Total of 24h sublimation rates, 06:00UTC-06:00UTC",
            "unit":"m"
        },
        "SPT":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Average Temperature of Snowpack",
            "unit":"K"
        },
        "SWE":{
            "dimensions":[
                "time",
                "lat",
                "lon"
            ],
            "type":"data",
            "description":"Modeled SWE, total of snow layers",
            "unit":"m"
        },
        "crs":{
            "dimensions":[],
            "type":"auxiliary",
            "description":"CRS definition",
            "unit":null
        }
    },
    "extent":{
        "spatial":{
            "bbox":[
                [
                    -124.72958333333334,
                    24.953749999999992,
                    -66.94624999999999,
                    52.87041666666666
                ]
            ]
        },
        "temporal":{
            "interval":[
                [
                    "2006-01-01T00:00:00Z",
                    "2025-07-01T00:00:00Z"
                ]
            ]
        }
    },
    "license":"CC0-1.0",
    "assets":{
        "zarr-s3-osn":{
            "href":"s3://hytest/snodas.zarr/",
            "type":"application/vnd+zarr",
            "title":"Free access to zarr via S3 API",
            "description":"Free, public access to zarr data store via the S3 API. This data is stored on an Open Storage Network Pod.",
            "xarray:open_kwargs":{
                "chunks":{},
                "engine":"zarr",
                "consolidated":true
            },
            "xarray:storage_options":{
                "anon":true,
                "client_kwargs":{
                    "endpoint_url":"https://usgs.osn.mghpcc.org/"
                }
            },
            "roles":[
                "data",
                "zarr",
                "s3",
                "osn"
            ],
            "file:size":0
        },
        "zarr-disk-hovenweep":{
            "href":"/caldera/hovenweep/projects/usgs/water/impd/hytest/snodas.zarr/",
            "type":"application/vnd+zarr",
            "title":"USGS internal access to zarr via Hovenweep",
            "description":"USGS internal access to zarr data store via disk storage attached to the Hovenweep supercomputer.",
            "xarray:open_kwargs":{
                "chunks":{},
                "engine":"zarr",
                "consolidated":true
            },
            "roles":[
                "data",
                "zarr",
                "disk",
                "hovenweep"
            ],
            "file:size":0
        },
        "default":{
            "href":"https://api.water.usgs.gov:443/gdp/pygeoapi/stac/stac-collection/snodas",
            "file:size":0
        }
    }
}