{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:05.306581", "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-Jun-24_to_2010-Jun-27_304.0_-24.0"}, "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": 2010060002597}, "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": "June 24 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 27 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": 86158.19069193515}, "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", "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": -24.0}, "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": 304.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "304.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 303.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 306.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -27.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -23.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-06-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.97, -27.03], [-56.5, -27.25], [-57.03, -27.03], [-57.25, -26.5], [-57.03, -25.97], [-56.5, -25.75], [-55.97, -25.97], [-55.75, -26.5], [-55.97, -27.03]]], [[[-56.65, -23.75], [-56.75, -23.5], [-56.53, -22.97], [-56.0, -22.75], [-55.47, -22.97], [-55.25, -23.5], [-55.35, -23.75], [-55.25, -24.0], [-55.35, -24.25], [-55.25, -24.5], [-55.47, -25.03], [-55.82, -25.18], [-55.97, -25.53], [-56.5, -25.75], [-57.03, -25.53], [-57.25, -25.0], [-57.03, -24.47], [-56.68, -24.32], [-56.65, -24.25], [-56.75, -24.0], [-56.65, -23.75]]]]}, "2010-06-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.25, -26.5], [-57.03, -25.97], [-56.68, -25.82], [-56.65, -25.75], [-56.68, -25.68], [-57.03, -25.53], [-57.25, -25.0], [-57.03, -24.47], [-56.68, -24.32], [-56.65, -24.25], [-56.75, -24.0], [-56.65, -23.75], [-56.75, -23.5], [-56.53, -22.97], [-56.0, -22.75], [-55.47, -22.97], [-55.25, -23.5], [-55.35, -23.75], [-55.32, -23.82], [-54.97, -23.97], [-54.82, -24.32], [-54.75, -24.35], [-54.5, -24.25], [-54.25, -24.35], [-54.0, -24.25], [-53.47, -24.47], [-53.25, -25.0], [-53.46, -25.5], [-53.25, -26.0], [-53.35, -26.25], [-53.25, -26.5], [-53.35, -26.75], [-53.25, -27.0], [-53.47, -27.53], [-53.82, -27.68], [-53.97, -28.03], [-54.5, -28.25], [-54.75, -28.15], [-55.0, -28.25], [-55.25, -28.15], [-55.5, -28.25], [-56.03, -28.03], [-56.18, -27.68], [-56.53, -27.53], [-56.68, -27.18], [-57.03, -27.03], [-57.25, -26.5]]]]}, "2010-06-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.25, -26.5], [-57.03, -25.97], [-56.68, -25.82], [-56.65, -25.75], [-56.68, -25.68], [-57.03, -25.53], [-57.25, -25.0], [-57.03, -24.47], [-56.68, -24.32], [-56.65, -24.25], [-56.75, -24.0], [-56.65, -23.75], [-56.75, -23.5], [-56.53, -22.97], [-56.0, -22.75], [-55.47, -22.97], [-55.25, -23.5], [-55.35, -23.75], [-55.32, -23.82], [-54.97, -23.97], [-54.82, -24.32], [-54.75, -24.35], [-54.5, -24.25], [-54.25, -24.35], [-54.0, -24.25], [-53.47, -24.47], [-53.25, -25.0], [-53.46, -25.5], [-53.25, -26.0], [-53.35, -26.25], [-53.25, -26.5], [-53.35, -26.75], [-53.25, -27.0], [-53.47, -27.53], [-53.82, -27.68], [-53.97, -28.03], [-54.5, -28.25], [-54.75, -28.15], [-55.0, -28.25], [-55.25, -28.15], [-55.5, -28.25], [-56.03, -28.03], [-56.18, -27.68], [-56.53, -27.53], [-56.68, -27.18], [-57.03, -27.03], [-57.25, -26.5]]]]}, "2010-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.25, -26.5], [-57.03, -25.97], [-56.68, -25.82], [-56.65, -25.75], [-56.68, -25.68], [-57.03, -25.53], [-57.25, -25.0], [-57.03, -24.47], [-56.68, -24.32], [-56.65, -24.25], [-56.75, -24.0], [-56.53, -23.47], [-56.0, -23.25], [-55.47, -23.47], [-55.32, -23.82], [-54.97, -23.97], [-54.82, -24.32], [-54.75, -24.35], [-54.5, -24.25], [-54.25, -24.35], [-54.0, -24.25], [-53.47, -24.47], [-53.25, -25.0], [-53.46, -25.5], [-53.25, -26.0], [-53.35, -26.25], [-53.25, -26.5], [-53.35, -26.75], [-53.25, -27.0], [-53.47, -27.53], [-53.82, -27.68], [-53.97, -28.03], [-54.5, -28.25], [-54.75, -28.15], [-55.0, -28.25], [-55.25, -28.15], [-55.5, -28.25], [-56.03, -28.03], [-56.18, -27.68], [-56.53, -27.53], [-56.68, -27.18], [-57.03, -27.03], [-57.25, -26.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.457716943805735}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.629761118856254}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.536069869841867, 22.715705424879218, 22.091963744076793, 21.964476342177704]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.20415675581546, 25.562287288024265, 23.603939223607597, 23.977485009548104]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.54874846108072, 6.075951082695896, 5.421690046840948, 5.397207040267026]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.129203789756161, 7.457716943805735, 6.29071927805046, 6.581274132914359]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2236944221332924, 1.377903696053106, 1.242360163910764, 1.240348250026208]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2534676088808476, 1.576890071521067, 1.3744105786031025, 1.4446932252900577]}}