{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:28.085657", "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": "2012-Sep-05_to_2012-Sep-09_303.0_-21.0"}, "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": 2012090001572}, "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": "September 05 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 09 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 79398.73248859981}, "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", "Paraguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": -21.0}, "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": 303.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "303.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 302.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 308.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -25.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -20.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-09-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.0, -20.25], [-56.47, -20.47], [-56.25, -21.0], [-56.47, 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-25.75], [-54.03, -25.53], [-54.18, -25.18], [-54.25, -25.15], [-54.5, -25.25], [-54.75, -25.15], [-55.0, -25.25], [-55.53, -25.03], [-55.75, -24.5], [-55.65, -24.25], [-55.68, -24.18], [-55.75, -24.15], [-56.0, -24.25], [-56.53, -24.03], [-56.68, -23.68], [-57.03, -23.53], [-57.18, -23.18], [-57.53, -23.03], [-57.75, -22.5], [-57.65, -22.25], [-57.68, -22.18], [-58.03, -22.03], [-58.25, -21.5]]]]}, "2012-09-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.25, -21.5], [-58.03, -20.97], [-57.68, -20.82], [-57.53, -20.47], [-57.0, -20.25], [-56.47, -20.47], [-56.32, -20.82], [-55.97, -20.97], [-55.82, -21.32], [-55.47, -21.47], [-55.25, -22.0], [-55.35, -22.25], [-55.25, -22.5], [-55.37, -22.8], [-54.97, -22.97], [-54.82, -23.32], [-54.75, -23.35], [-54.68, -23.32], [-54.53, -22.97], [-54.0, -22.75], [-53.5, -22.96], [-53.0, -22.75], [-52.47, -22.97], [-52.32, -23.32], [-51.97, -23.47], [-51.82, -23.82], [-51.47, -23.97], [-51.25, -24.5], [-51.47, -25.03], [-52.0, 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of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.95464744881633, 27.21078494563568, 27.86040778918732, 27.626543275921904, 27.22950753708949]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.777774779601998, 30.774369238756492, 30.3329462777362, 30.823019822263404, 29.48091239191689]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.866699984785242, 5.513067294375773, 6.006571639037416, 5.645949614172317, 5.53689710745974]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.385473489352705, 6.596423818930305, 6.971101476288595, 6.442364133594708, 6.118319099993471]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2240263854725018, 1.2804845507843658, 1.4128782981719026, 1.301451943360002, 1.2849187324013218]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2610368633903697, 1.3698642155878802, 1.6866539333209731, 1.576607548778301, 1.4490241358783826]}}