{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:27:22.729889", "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": "2021-Sep-12_to_2021-Sep-14_302.5_-20.0"}, "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": 2021090001755}, "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 12 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 14 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 318483.29286252835}, "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": ["Bolivia", "Brazil", "Paraguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America", "South-American-Monsoon"]}, "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": -20.0}, "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": 302.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "302.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 298.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 305.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -20.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-09-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, -16.0], [-62.03, -15.47], [-61.68, -15.32], 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-21.15], [-57.5, -21.25], [-57.75, -21.15], [-58.0, -21.25], [-58.53, -21.03], [-58.68, -20.68], [-59.03, -20.53], [-59.18, -20.18], [-59.53, -20.03], [-59.75, -19.5], [-59.65, -19.25], [-59.68, -19.18], [-60.03, -19.03], [-60.25, -18.5], [-60.15, -18.25], [-60.18, -18.18], [-60.53, -18.03], [-60.68, -17.68], [-61.03, -17.53], [-61.18, -17.18], [-61.53, -17.03], [-61.68, -16.68], [-62.03, -16.53], [-62.25, -16.0]]]]}, "2021-09-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, -16.0], [-62.03, -15.47], [-61.68, -15.32], [-61.65, -15.25], [-61.68, -15.18], [-62.03, -15.03], [-62.25, -14.5], [-62.03, -13.97], [-61.5, -13.75], [-61.25, -13.85], [-61.18, -13.82], [-61.03, -13.47], [-60.5, -13.25], [-59.97, -13.47], [-59.75, -14.0], [-59.87, -14.3], [-59.75, -14.35], [-59.5, -14.25], [-58.97, -14.47], [-58.8, -14.88], [-58.68, -14.82], [-58.53, -14.47], [-58.18, -14.32], [-58.03, -13.97], [-57.5, -13.75], [-56.97, -13.97], [-56.75, -14.5], [-56.85, -14.75], [-56.8, 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maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [33.835404554619174, 35.07353086774782, 33.955402274700816]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.374053168925771, 5.190730338382043, 4.772847171407524]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.76665184198805, 8.828960472769666, 7.317491564903889]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2546087213572432, 1.4815703768203423, 1.37291816976922]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.691880916355108, 1.947393551261191, 1.7478874234092632]}}