{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:09:30.707991", "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": "2017-Nov-11_to_2017-Nov-15_291.0_-26.5"}, "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": 2017110001821}, "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": "November 11 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 15 2017"}, "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": 69720.28857337151}, "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", "Chile"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America", "S.W.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": -26.5}, "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": 291.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "291.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 290.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 293.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -27.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -24.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-11-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.25, -26.0], [-70.03, -25.47], [-69.5, -25.25], [-69.0, -25.46], [-68.68, -25.32], [-68.62, -25.2], [-69.03, -25.03], [-69.25, -24.5], [-69.03, -23.97], [-68.5, -23.75], [-67.97, -23.97], [-67.75, -24.5], [-67.87, -24.8], [-67.47, -24.97], [-67.25, -25.5], [-67.47, -26.03], [-67.82, -26.18], [-67.85, -26.25], [-67.75, -26.5], [-67.97, -27.03], [-68.5, -27.25], [-68.75, -27.15], [-69.0, -27.25], [-69.53, -27.03], [-69.68, -26.68], [-70.03, -26.53], [-70.25, -26.0]]]]}, "2017-11-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.15, -26.25], [-70.25, -26.0], [-70.03, -25.47], [-69.5, -25.25], [-69.25, -25.35], [-69.18, -25.32], [-69.15, -25.25], [-69.25, -25.0], [-69.15, -24.75], [-69.25, -24.5], [-69.03, -23.97], [-68.5, -23.75], [-67.97, -23.97], [-67.82, -24.32], [-67.47, -24.47], [-67.25, -25.0], [-67.35, -25.25], [-67.25, -25.5], [-67.47, -26.03], [-67.82, -26.18], [-67.85, -26.25], [-67.75, -26.5], [-67.97, -27.03], [-68.5, -27.25], [-68.75, -27.15], [-68.82, -27.18], [-68.97, -27.53], [-69.5, -27.75], [-70.03, -27.53], [-70.25, -27.0], [-70.15, -26.75], [-70.25, -26.5], [-70.15, -26.25]]]]}, "2017-11-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.15, -26.25], [-70.25, -26.0], [-70.15, -25.75], [-70.25, -25.5], [-70.15, -25.25], [-70.25, -25.0], [-70.03, -24.47], [-69.5, -24.25], [-69.25, -24.35], [-69.18, -24.32], [-69.03, -23.97], [-68.5, -23.75], [-68.25, -23.85], [-68.0, -23.75], [-67.75, -23.85], [-67.5, -23.75], [-67.25, -23.85], [-67.0, -23.75], [-66.47, -23.97], [-66.25, -24.5], [-66.35, -24.75], [-66.25, -25.0], [-66.47, -25.53], [-66.82, -25.68], [-66.85, -25.75], [-66.75, -26.0], [-66.97, -26.53], [-67.32, -26.68], [-67.47, -27.03], [-68.0, -27.25], [-68.25, -27.15], [-68.5, -27.25], [-68.75, -27.15], [-68.82, -27.18], [-68.97, -27.53], [-69.5, -27.75], [-70.03, -27.53], [-70.25, -27.0], [-70.15, -26.75], [-70.25, -26.5], [-70.15, -26.25]]]]}, "2017-11-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.15, -26.25], [-70.25, -26.0], 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"evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [15.276926631796698, 15.17279770845289, 16.246781603839793, 16.612077826806114, 16.440544600398937]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.7035493719181054, 2.8588231903357695, 3.315924572553379, 3.4861272865066097, 2.9501443608396634]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.3151844286068695, 4.029634075106685, 4.25912575631105, 5.048651105114118, 3.7125423346797675]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3170302733738883, 1.394874741813588, 1.618896506956171, 1.7101667906049982, 1.4886025454258178]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4351981782572354, 1.7337267042292241, 2.0210590721809107, 2.335084934209085, 1.817000359224967]}}