{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:00.399333", "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": "2010-Oct-25_to_2010-Oct-28_291.5_-49.5"}, "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": 2010100002488}, "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": "October 25 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 28 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 71293.649251269}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.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": -49.5}, "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": 291.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "291.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 288.75}, "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": -50.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -46.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.75, -48.0], [-71.53, -47.47], [-71.18, -47.32], 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[-69.82, -46.82], [-69.75, -46.85], [-69.5, -46.75], [-69.25, -46.85], [-69.0, -46.75], [-68.75, -46.85], [-68.5, -46.75], [-67.97, -46.97], [-67.75, -47.5], [-67.85, -47.75], [-67.82, -47.82], [-67.75, -47.85], [-67.5, -47.75], [-67.25, -47.85], [-67.0, -47.75], [-66.47, -47.97], [-66.25, -48.5], [-66.47, -49.03], [-67.0, -49.25], [-67.25, -49.15], [-67.32, -49.18], [-67.47, -49.53], [-67.82, -49.68], [-67.97, -50.03], [-68.32, -50.18], [-68.47, -50.53], [-68.82, -50.68], [-68.97, -51.03], [-69.5, -51.25], [-69.75, -51.15], [-70.0, -51.25], [-70.53, -51.03], [-70.68, -50.68], [-71.03, -50.53], [-71.25, -50.0], [-71.15, -49.75], [-71.25, -49.5], [-71.15, -49.25], [-71.25, -49.0], [-71.15, -48.75], [-71.18, -48.68], [-71.53, -48.53], [-71.75, -48.0]]]]}, "2010-10-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.75, -48.0], [-71.53, -47.47], [-71.18, -47.32], [-71.15, -47.25], [-71.25, -47.0], [-71.03, -46.47], [-70.5, -46.25], [-69.97, -46.47], [-69.82, -46.82], [-69.75, -46.85], [-69.5, -46.75], [-69.25, -46.85], [-69.0, -46.75], [-68.75, -46.85], [-68.5, -46.75], [-67.97, -46.97], [-67.75, -47.5], [-67.85, -47.75], [-67.82, -47.82], [-67.75, -47.85], [-67.5, -47.75], [-67.25, -47.85], [-67.0, -47.75], [-66.47, -47.97], [-66.25, -48.5], [-66.47, -49.03], [-67.0, -49.25], [-67.25, -49.15], [-67.32, -49.18], [-67.47, -49.53], [-67.82, -49.68], [-67.97, -50.03], [-68.32, -50.18], [-68.47, -50.53], [-68.82, -50.68], [-68.97, -51.03], [-69.5, -51.25], [-69.75, -51.15], [-70.0, -51.25], [-70.53, -51.03], [-70.68, -50.68], [-71.03, -50.53], [-71.25, -50.0], [-71.15, -49.75], [-71.25, -49.5], [-71.15, -49.25], [-71.25, -49.0], [-71.15, -48.75], [-71.18, -48.68], [-71.53, -48.53], [-71.75, -48.0]]]]}, "2010-10-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.18, -48.82], [-69.15, -48.75], [-69.25, -48.5], [-69.03, -47.97], [-68.5, -47.75], [-68.25, -47.85], [-68.0, -47.75], [-67.75, -47.85], [-67.5, -47.75], [-67.25, -47.85], [-67.0, -47.75], [-66.47, -47.97], [-66.25, -48.5], [-66.47, -49.03], [-67.0, -49.25], [-67.25, -49.15], [-67.32, -49.18], [-67.47, -49.53], [-67.82, -49.68], [-67.97, -50.03], [-68.32, -50.18], [-68.47, -50.53], [-69.0, -50.75], [-69.25, -50.65], [-69.5, -50.75], [-70.03, -50.53], [-70.25, -50.0], [-70.03, -49.47], [-69.68, -49.32], [-69.53, -48.97], [-69.18, -48.82]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 8.399626345878687}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.318880864812499}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [14.424384583146889, 16.040884555880098, 17.13806205133858, 17.090769097111433]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [16.819311451862177, 18.48184554511431, 19.596117926843874, 17.960026159794893]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.033577022837629, 5.5172935839156025, 6.497698287667061, 4.868608430675209]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.583498896868264, 6.57031487085078, 8.399626345878687, 5.434042114432032]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3621081730821971, 1.8160942233610413, 2.0322184888730868, 1.435479854916253]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5020084833837584, 2.113982800134255, 2.5953344081570964, 1.601619792813812]}}