{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:32:13.370134", "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": "2022-Aug-25_to_2022-Aug-27_298.5_-28.0"}, "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": 2022080002665}, "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": "August 25 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 27 2022"}, "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": 263743.5474495557}, "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": ["Argentina", "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": -28.0}, "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": 298.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "298.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 296.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 301.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -29.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -22.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-08-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.15, -26.25], [-64.25, -26.0], [-64.15, -25.75], 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-29.75], [-61.53, -29.53], [-61.68, -29.18], [-61.75, -29.15], [-62.0, -29.25], [-62.25, -29.15], [-62.5, -29.25], [-63.03, -29.03], [-63.25, -28.5], [-63.15, -28.25], [-63.18, -28.18], [-63.53, -28.03], [-63.68, -27.68], [-64.03, -27.53], [-64.25, -27.0], [-64.15, -26.75], [-64.25, -26.5], [-64.15, -26.25]]]]}, "2022-08-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.15, -26.25], [-64.25, -26.0], [-64.15, -25.75], [-64.25, -25.5], [-64.15, -25.25], [-64.25, -25.0], [-64.03, -24.47], [-63.68, -24.32], [-63.65, -24.25], [-63.75, -24.0], [-63.65, -23.75], [-63.75, -23.5], [-63.53, -22.97], [-63.18, -22.82], [-63.15, -22.75], [-63.25, -22.5], [-63.03, -21.97], [-62.5, -21.75], [-62.25, -21.85], [-62.0, -21.75], [-61.75, -21.85], [-61.5, -21.75], [-60.97, -21.97], [-60.75, -22.5], [-60.85, -22.75], [-60.82, -22.82], [-60.47, -22.97], [-60.32, -23.32], [-59.97, -23.47], [-59.75, -24.0], [-59.85, -24.25], [-59.82, -24.32], [-59.75, -24.35], [-59.5, -24.25], [-58.97, 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9.184676745775459]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [10.677643267917688, 11.976592332136477, 10.416754145776338]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6208890393885773, 1.7774176070751575, 1.6182161840345668]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9848759380320007, 2.2352689794840774, 1.77932456036455]}}