{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:32.845321", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2017-Jul-15_to_2017-Jul-21_307.0_4.5"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2017070002177}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "July 15 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 21 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 64743.47479554488}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["Brazil", "French Guiana", "Suriname"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": []}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 4.5}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 307.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "307.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 305.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 307.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 1.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-07-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.0, 5.25], [-52.47, 5.03], [-52.25, 4.5], [-52.47, 3.97], [-53.0, 3.75], [-53.53, 3.97], [-53.75, 4.5], [-53.53, 5.03], [-53.0, 5.25]]]]}, "2017-07-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.0, 5.25], [-52.47, 5.03], [-52.25, 4.5], [-52.47, 3.97], [-53.0, 3.75], [-53.53, 3.97], [-53.75, 4.5], [-53.53, 5.03], [-53.0, 5.25]]]]}, "2017-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.15, 4.25], [-54.25, 4.5], [-54.03, 5.03], [-53.5, 5.25], [-53.25, 5.15], [-53.0, 5.25], [-52.47, 5.03], [-52.32, 4.68], [-51.97, 4.53], [-51.75, 4.0], [-51.85, 3.75], [-51.75, 3.5], [-51.97, 2.97], [-52.5, 2.75], [-52.75, 2.85], [-53.0, 2.75], [-53.25, 2.85], [-53.5, 2.75], [-54.03, 2.97], [-54.25, 3.5], [-54.15, 3.75], [-54.25, 4.0], [-54.15, 4.25]]]]}, "2017-07-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 6.03], [-54.0, 6.25], [-53.75, 6.15], [-53.5, 6.25], [-52.97, 6.03], [-52.82, 5.68], [-52.75, 5.65], [-52.5, 5.75], [-51.97, 5.53], [-51.75, 5.0], [-51.96, 4.5], [-51.75, 4.0], [-51.85, 3.75], [-51.75, 3.5], [-51.85, 3.25], [-51.75, 3.0], [-51.97, 2.47], [-52.32, 2.32], [-52.35, 2.25], [-52.25, 2.0], [-52.47, 1.47], [-53.0, 1.25], [-53.53, 1.47], [-53.68, 1.82], [-54.03, 1.97], [-54.25, 2.5], [-54.15, 2.75], [-54.25, 3.0], [-54.15, 3.25], [-54.25, 3.5], [-54.15, 3.75], [-54.25, 4.0], [-54.15, 4.25], [-54.18, 4.32], [-54.53, 4.47], [-54.75, 5.0], [-54.65, 5.25], [-54.75, 5.5], [-54.53, 6.03]]]]}, "2017-07-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.25, 5.5], [-55.03, 6.03], [-54.5, 6.25], [-54.25, 6.15], [-54.0, 6.25], [-53.75, 6.15], [-53.5, 6.25], [-52.97, 6.03], [-52.82, 5.68], [-52.75, 5.65], [-52.5, 5.75], [-51.97, 5.53], [-51.75, 5.0], [-51.96, 4.5], [-51.75, 4.0], [-51.85, 3.75], [-51.75, 3.5], [-51.85, 3.25], [-51.75, 3.0], [-51.97, 2.47], [-52.32, 2.32], [-52.35, 2.25], [-52.25, 2.0], [-52.47, 1.47], [-53.0, 1.25], [-53.53, 1.47], [-53.68, 1.82], [-54.03, 1.97], [-54.25, 2.5], [-54.15, 2.75], [-54.25, 3.0], [-54.15, 3.25], [-54.25, 3.5], [-54.15, 3.75], [-54.25, 4.0], [-54.15, 4.25], [-54.18, 4.32], [-54.53, 4.47], [-54.68, 4.82], [-55.03, 4.97], [-55.25, 5.5]]]]}, "2017-07-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.25, 5.5], [-55.03, 6.03], [-54.5, 6.25], [-54.25, 6.15], [-54.0, 6.25], [-53.75, 6.15], [-53.5, 6.25], [-52.97, 6.03], [-52.82, 5.68], [-52.75, 5.65], [-52.5, 5.75], [-51.97, 5.53], [-51.75, 5.0], [-51.96, 4.5], [-51.75, 4.0], [-51.85, 3.75], [-51.75, 3.5], [-51.85, 3.25], [-51.75, 3.0], [-51.97, 2.47], [-52.32, 2.32], [-52.35, 2.25], [-52.25, 2.0], [-52.47, 1.47], [-53.0, 1.25], [-53.53, 1.47], [-53.68, 1.82], [-54.03, 1.97], [-54.25, 2.5], [-54.15, 2.75], [-54.25, 3.0], [-54.15, 3.25], [-54.25, 3.5], [-54.15, 3.75], [-54.25, 4.0], [-54.12, 4.3], [-54.53, 4.47], [-54.68, 4.82], [-55.03, 4.97], [-55.25, 5.5]]]]}, "2017-07-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.25, 5.5], [-55.03, 6.03], [-54.5, 6.25], [-54.25, 6.15], [-54.0, 6.25], 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