{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:56:45.936092", "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": "2023-Dec-12_to_2023-Dec-17_314.5_-5.5"}, "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": 2023120001409}, "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": "December 12 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 17 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 98593.72690003463}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": -5.5}, "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": 314.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "314.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 313.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 316.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -2.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-47.75, -3.5], [-47.65, -3.25], [-47.75, -3.0], [-47.65, -2.75], [-47.75, -2.5], [-47.53, -1.97], [-47.0, -1.75], [-46.47, -1.97], [-46.32, -2.32], [-46.25, -2.35], [-46.0, -2.25], [-45.47, -2.47], [-45.25, -3.0], [-45.35, -3.25], [-45.32, -3.32], [-45.25, -3.35], [-45.0, -3.25], [-44.75, -3.35], [-44.5, -3.25], [-43.97, -3.47], [-43.75, -4.0], [-43.85, -4.25], [-43.8, -4.38], [-43.5, -4.25], [-42.97, -4.47], [-42.75, -5.0], [-42.97, -5.53], [-43.32, -5.68], [-43.47, -6.03], [-44.0, -6.25], [-44.25, -6.15], [-44.32, -6.18], [-44.47, -6.53], [-45.0, -6.75], [-45.25, -6.65], [-45.5, -6.75], [-45.75, -6.65], [-46.0, -6.75], [-46.53, -6.53], [-46.68, -6.18], [-47.03, -6.03], [-47.25, -5.5], [-47.04, -5.0], [-47.18, -4.68], [-47.53, -4.53], [-47.75, -4.0], [-47.65, -3.75], [-47.75, -3.5]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-12-12T11:30:00.000000000": {"type": 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[1.6985608348070234, 2.0585194226563743, 1.6172734287566595, 1.5905180134408488, 1.946479737541538, 1.9621209740449528]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.052173888946072, 2.911101993687055, 2.6882380884766803, 2.650377758064394, 2.7136908659362007, 2.5155735179927206]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.664068510096002, 1.9719914724398147, 1.5062790876667107, 1.451951906885307, 1.75745682344192, 1.784497773606661]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.2239254752481665, 2.716978499844767, 2.0169272756059162, 2.4490476521664464, 2.4978349418949857, 2.281174620079984]}}