{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:20:22.861140", "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-Jun-03_to_2020-Jun-06_308.0_4.5"}, "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": 2020060001333}, "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 03 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 06 2020"}, "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": 74025.63148880636}, "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", "French Guiana", "Suriname"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": 4.5}, "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": 308.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "308.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 305.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 309.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 1.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-06-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.25, 3.0], [-54.03, 3.53], [-53.5, 3.75], [-53.0, 3.54], [-52.5, 3.75], [-52.25, 3.65], [-52.18, 3.68], [-52.15, 3.75], [-52.18, 3.82], [-52.53, 3.97], [-52.75, 4.5], [-52.53, 5.03], [-52.0, 5.25], [-51.47, 5.03], [-51.32, 4.68], [-50.97, 4.53], [-50.75, 4.0], [-50.85, 3.75], [-50.75, 3.5], [-50.85, 3.25], [-50.75, 3.0], [-50.85, 2.75], [-50.82, 2.68], [-50.47, 2.53], [-50.25, 2.0], [-50.47, 1.47], [-51.0, 1.25], [-51.53, 1.47], [-51.68, 1.82], [-51.75, 1.85], [-52.0, 1.75], [-52.5, 1.96], [-53.0, 1.75], [-53.53, 1.97], [-53.68, 2.32], [-54.03, 2.47], [-54.25, 3.0]]]]}, "2020-06-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.03, 4.03], [-54.5, 4.25], [-54.25, 4.15], [-54.18, 4.18], [-54.15, 4.25], [-54.25, 4.5], [-54.15, 4.75], [-54.25, 5.0], [-54.03, 5.53], [-53.5, 5.75], [-53.25, 5.65], [-53.0, 5.75], [-52.75, 5.65], [-52.5, 5.75], [-51.97, 5.53], [-51.82, 5.18], [-51.47, 5.03], [-51.32, 4.68], [-50.97, 4.53], [-50.75, 4.0], [-50.85, 3.75], [-50.75, 3.5], [-50.85, 3.25], [-50.75, 3.0], [-50.85, 2.75], [-50.82, 2.68], [-50.47, 2.53], [-50.25, 2.0], [-50.47, 1.47], [-51.0, 1.25], [-51.53, 1.47], [-51.68, 1.82], [-51.75, 1.85], [-52.0, 1.75], [-52.5, 1.96], [-53.0, 1.75], [-53.53, 1.97], [-53.68, 2.32], [-54.0, 2.46], [-54.5, 2.25], [-55.03, 2.47], [-55.25, 3.0], [-55.15, 3.25], [-55.25, 3.5], [-55.03, 4.03]]]]}, "2020-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.03, 4.03], [-54.5, 4.25], [-54.25, 4.15], [-54.18, 4.18], [-54.15, 4.25], [-54.25, 4.5], [-54.15, 4.75], [-54.25, 5.0], [-54.03, 5.53], [-53.5, 5.75], [-53.25, 5.65], [-53.0, 5.75], [-52.75, 5.65], [-52.5, 5.75], [-51.97, 5.53], [-51.82, 5.18], [-51.47, 5.03], [-51.32, 4.68], [-50.97, 4.53], [-50.75, 4.0], [-50.85, 3.75], [-50.75, 3.5], [-50.85, 3.25], [-50.75, 3.0], [-50.85, 2.75], [-50.82, 2.68], [-50.47, 2.53], [-50.25, 2.0], [-50.47, 1.47], [-51.0, 1.25], [-51.53, 1.47], [-51.68, 1.82], [-51.75, 1.85], [-52.0, 1.75], [-52.5, 1.96], [-53.0, 1.75], [-53.53, 1.97], [-53.68, 2.32], [-54.0, 2.46], [-54.5, 2.25], [-55.03, 2.47], [-55.25, 3.0], [-55.15, 3.25], [-55.25, 3.5], [-55.03, 4.03]]]]}, "2020-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.03, 4.03], [-54.5, 4.25], [-54.25, 4.15], [-54.18, 4.18], [-54.15, 4.25], [-54.25, 4.5], [-54.15, 4.75], [-54.25, 5.0], [-54.03, 5.53], [-53.5, 5.75], [-53.25, 5.65], [-53.0, 5.75], [-52.75, 5.65], [-52.5, 5.75], [-51.97, 5.53], [-51.82, 5.18], [-51.47, 5.03], [-51.25, 4.5], [-51.35, 4.25], [-51.25, 4.0], [-51.47, 3.47], [-52.0, 3.25], [-52.25, 3.35], [-52.5, 3.25], [-52.75, 3.35], [-53.0, 3.25], [-53.25, 3.35], [-53.32, 3.32], [-53.47, 2.97], [-53.82, 2.82], [-53.97, 2.47], [-54.5, 2.25], [-55.03, 2.47], [-55.25, 3.0], [-55.15, 3.25], [-55.25, 3.5], [-55.03, 4.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.0021437185128548}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2620150249627882}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.57671483455931, 26.595746551461957, 26.765785560800794, 26.367984868028373]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.944847446253277, 27.473750082160393, 27.2339561356809, 26.862118131160173]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2196567885865555, 1.267048967651822, 1.4232342455711493, 1.0102910736057222]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4715093539605277, 2.0021437185128548, 1.7375998722693566, 1.1964684849650098]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7101889910915509, 1.8569358498664998, 2.1204090652620797, 1.5777364382256327]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.017131161755243, 2.602921815959257, 2.607018718565316, 1.9571251386925212]}}