{"description": "Global geomagnetic survey data", "options": ["data"], "query parameters": [{"start-year": {"description": "Earliest year for returned data", "example": "start-year=1970.0", "required": false, "range": null, "default": "Use default from start-date"}}, {"start-date": {"description": "Earliest date for returned data - alternative to \"start-year\"", "example": "start-date=1970-01-20", "required": false, "range": null, "default": "1 year before end-date, or if no end-date, 1st Jan 5 year ago"}}, {"end-year": {"description": "Latest year for returned data", "example": "end-year=1980.5", "required": false, "range": null, "default": "Use default from end-date"}}, {"end-date": {"description": "Latest date for returned data - alternative to \"end-year\"", "example": "end-date=1970-01-31", "required": false, "range": null, "default": "1 year after start-date, or if no start-date, current date"}}, {"north-latitude": {"description": "Maximum latitude for returned data", "example": "north-latitude=-30.0", "required": false, "range": ["-90.0", "90.0"], "default": "90.0"}}, {"south-latitude": {"description": "Minimum latitude for returned data", "example": "south-latitude=-40.0", "required": false, "range": ["-90.0", "90.0"], "default": "-90.0"}}, {"west-longitude": {"description": "Minimum longitude for returned data", "example": "west-longitude=-30.0", "required": false, "range": ["-180.0", "360.0"], "default": "0.0"}}, {"east-longitude": {"description": "Maximum longitude for returned data", "example": "east-longitude=-20.0", "required": false, "range": ["-180.0", "360.0"], "default": "360.0"}}, {"include-one-off": {"description": "include one-off observations in the data set", "example": "include-one-off=False", "required": false, "range": ["True", "False"], "default": "True"}}, {"include-aeromag": {"description": "include aeromagnetic observations in the data set", "example": "include-aeromag=False", "required": false, "range": ["True", "False"], "default": "False"}}, {"include-marine-vector": {"description": "include marine vector observations in the data set", "example": "include-marine-vector=False", "required": false, "range": ["True", "False"], "default": "False"}}, {"include-satellite": {"description": "include satellite observations in the data set", "example": "include-satellite=False", "required": false, "range": ["True", "False"], "default": "False"}}, {"include-marine-scalar": {"description": "include marine scalar observations in the data set", "example": "include-marine-scalar=False", "required": false, "range": ["True", "False"], "default": "False"}}, {"include-repeat-station": {"description": "include repeat station observations in the data set", "example": "include-repeat-station=False", "required": false, "range": ["True", "False"], "default": "True"}}, {"include-observatory": {"description": "include observatory observations in the data set", "example": "include-observatory=False", "required": false, "range": ["True", "False"], "default": "False"}}, {"add-source-information": {"description": "add information about the source of the observations to the returned results", "example": "add-source-information=True", "required": false, "range": ["True", "False"], "default": "False"}}, {"longitude-180": {"description": "return longitude between -180 and +180 degrees (default is between 0 and 360)", "example": "longitude-180=True", "required": false, "range": ["True", "False"], "default": "False"}}, {"format": {"description": "The format for the returned data", "example": "format=JSON-PP", "required": false, "range": ["JSON", "JSON-PP", "GEO-JSON", "GEO-JSON-PP", "CSV"], "default": "JSON"}}]}