{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:19:24.844215", "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": "2020-Mar-29_to_2020-Apr-02_300.0_-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": 2020030002742}, "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": "March 29 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 02 2020"}, "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": 74848.99213406412}, "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": 300.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "300.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 298.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 302.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -22.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -19.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-03-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.65, -20.25], [-60.75, -20.0], [-60.53, -19.47], [-60.0, 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"coordinates": [[[[-61.25, -20.0], [-61.03, -19.47], [-60.5, -19.25], [-60.25, -19.35], [-60.0, -19.25], [-59.47, -19.47], [-59.32, -19.82], [-58.97, -19.97], [-58.82, -20.32], [-58.75, -20.35], [-58.5, -20.25], [-58.25, -20.35], [-58.0, -20.25], [-57.47, -20.47], [-57.32, -20.82], [-56.97, -20.97], [-56.75, -21.5], [-56.96, -22.0], [-56.75, -22.5], [-56.97, -23.03], [-57.5, -23.25], [-57.75, -23.15], [-58.0, -23.25], [-58.25, -23.15], [-58.5, -23.25], [-59.03, -23.03], [-59.18, -22.68], [-59.25, -22.65], [-59.5, -22.75], [-59.75, -22.65], [-60.0, -22.75], [-60.25, -22.65], [-60.5, -22.75], [-61.03, -22.53], [-61.25, -22.0], [-61.12, -21.7], [-61.53, -21.53], [-61.75, -21.0], [-61.53, -20.47], [-61.18, -20.32], [-61.15, -20.25], [-61.25, -20.0]]]]}, "2020-04-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-61.25, -20.0], [-61.03, -19.47], [-60.5, -19.25], [-60.25, -19.35], [-60.0, -19.25], [-59.47, -19.47], [-59.32, -19.82], [-58.97, -19.97], [-58.82, -20.32], 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t2m.", "value": [31.38252843946333, 30.647867299195866, 31.518711337008313, 32.44216023997649, 32.11206155968813]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.300341993626755, 3.3929459995917868, 4.073397134538884, 4.4941290802099925, 4.311502268826102]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.603259526104125, 3.8963909302389084, 4.952873079541348, 5.899969431706381, 5.508235494276391]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4891443830583866, 1.2910857599190884, 1.4663175564522608, 1.5722746137335823, 1.5046813134598669]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5718703842727193, 1.3699460261376024, 1.6793970067432589, 1.8837147270327568, 1.80025120211604]}}