{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:31.226261", "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-Aug-15_to_2010-Aug-21_26.5_1.0"}, "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": 2010080002244}, "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": "August 15 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 21 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 182329.69764583942}, "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": ["Congo DRC"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa", "N.Eastern-Africa", "S.Eastern-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": 1.0}, "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": 26.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "26.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 21.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 28.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 3.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[27.5, 2.25], [28.03, 2.03], [28.25, 1.5], [28.03, 0.97], [27.5, 0.75], [26.97, 0.97], [26.75, 1.5], [26.97, 2.03], [27.5, 2.25]]]]}, "2010-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[21.97, -2.03], [21.75, -1.5], [21.97, -0.97], [22.5, -0.75], [22.75, -0.85], [23.0, -0.75], [23.25, -0.85], [23.32, -0.82], [23.47, -0.47], [23.82, -0.32], [23.97, 0.03], [24.32, 0.18], [24.35, 0.25], [24.32, 0.32], [23.97, 0.47], [23.75, 1.0], [23.85, 1.25], [23.75, 1.5], [23.97, 2.03], [24.32, 2.18], [24.47, 2.53], [25.0, 2.75], [25.25, 2.65], [25.5, 2.75], [25.75, 2.65], [26.0, 2.75], [26.25, 2.65], [26.5, 2.75], [26.75, 2.65], [26.88, 2.7], [26.75, 3.0], [26.97, 3.53], [27.5, 3.75], [28.03, 3.53], [28.18, 3.18], [28.53, 3.03], [28.75, 2.5], [28.54, 2.0], [28.75, 1.5], [28.65, 1.25], [28.75, 1.0], [28.54, 0.5], [28.75, 0.0], [28.65, -0.25], [28.75, -0.5], [28.65, -0.75], [28.75, -1.0], [28.53, -1.53], [28.18, -1.68], [28.03, -2.03], [27.5, -2.25], [26.97, -2.03], [26.82, -1.68], [26.75, -1.65], [26.68, -1.68], [26.53, -2.03], [26.0, -2.25], [25.75, -2.15], [25.5, -2.25], [24.97, -2.03], [24.75, -1.5], [24.85, -1.25], [24.82, -1.18], [24.75, -1.15], [24.68, -1.18], [24.53, -1.53], [24.18, -1.68], [24.03, -2.03], [23.5, -2.25], [23.25, -2.15], [23.0, -2.25], [22.75, -2.15], [22.5, -2.25], [21.97, -2.03]]]]}, "2010-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[21.97, -2.03], [21.75, -1.5], [21.97, -0.97], [22.5, -0.75], [22.75, -0.85], [23.0, -0.75], [23.25, -0.85], [23.32, -0.82], [23.47, -0.47], [23.82, -0.32], [23.97, 0.03], [24.32, 0.18], [24.35, 0.25], [24.32, 0.32], [23.97, 0.47], [23.75, 1.0], [23.85, 1.25], [23.75, 1.5], [23.97, 2.03], [24.32, 2.18], [24.47, 2.53], [25.0, 2.75], [25.25, 2.65], [25.5, 2.75], [25.75, 2.65], [26.0, 2.75], [26.25, 2.65], [26.5, 2.75], [26.75, 2.65], [26.88, 2.7], [26.75, 3.0], [26.97, 3.53], [27.5, 3.75], [28.03, 3.53], [28.18, 3.18], [28.53, 3.03], [28.75, 2.5], [28.54, 2.0], [28.75, 1.5], [28.65, 1.25], [28.75, 1.0], [28.54, 0.5], [28.75, 0.0], [28.65, -0.25], [28.75, -0.5], [28.65, -0.75], [28.75, -1.0], [28.53, -1.53], [28.18, -1.68], [28.03, -2.03], [27.5, -2.25], [26.97, -2.03], [26.82, -1.68], [26.75, -1.65], [26.68, -1.68], [26.53, -2.03], [26.0, -2.25], [25.75, -2.15], [25.5, -2.25], [24.97, -2.03], [24.75, -1.5], [24.85, -1.25], [24.82, -1.18], [24.75, -1.15], [24.68, -1.18], [24.53, -1.53], [24.18, -1.68], [24.03, -2.03], [23.5, -2.25], [23.25, -2.15], [23.0, -2.25], [22.75, -2.15], [22.5, -2.25], [21.97, -2.03]]]]}, "2010-08-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[21.97, -2.03], [21.75, -1.5], [21.97, -0.97], [22.5, -0.75], [22.75, -0.85], [23.0, -0.75], [23.25, -0.85], [23.32, -0.82], [23.47, -0.47], [23.82, -0.32], [23.97, 0.03], [24.32, 0.18], [24.35, 0.25], [24.32, 0.32], [23.97, 0.47], [23.75, 1.0], [23.85, 1.25], [23.75, 1.5], [23.97, 2.03], [24.32, 2.18], [24.47, 2.53], [25.0, 2.75], [25.25, 2.65], [25.5, 2.75], [25.75, 2.65], [26.0, 2.75], [26.25, 2.65], [26.5, 2.75], [26.75, 2.65], [26.88, 2.7], [26.75, 3.0], [26.97, 3.53], [27.5, 3.75], [28.03, 3.53], [28.18, 3.18], [28.53, 3.03], [28.75, 2.5], [28.54, 2.0], [28.75, 1.5], [28.65, 1.25], [28.75, 1.0], [28.54, 0.5], [28.75, 0.0], [28.65, -0.25], [28.75, -0.5], [28.65, -0.75], [28.75, -1.0], [28.53, -1.53], [28.18, -1.68], [28.03, -2.03], [27.5, -2.25], [26.97, -2.03], [26.82, -1.68], [26.75, -1.65], [26.68, -1.68], [26.53, -2.03], [26.0, -2.25], [25.75, -2.15], [25.5, -2.25], [24.97, -2.03], [24.75, -1.5], [24.85, -1.25], [24.82, -1.18], [24.75, -1.15], [24.68, -1.18], [24.53, -1.53], [24.18, -1.68], [24.03, -2.03], [23.5, -2.25], [23.25, -2.15], [23.0, -2.25], [22.75, -2.15], [22.5, -2.25], [21.97, -2.03]]]]}, "2010-08-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[21.47, -2.53], [21.25, -2.0], [21.47, -1.47], [22.0, -1.25], [22.53, -1.47], [22.75, -2.0], [22.53, -2.53], [22.0, -2.75], [21.47, -2.53]]], [[[25.97, 0.47], [25.75, 1.0], [25.97, 1.53], [26.5, 1.75], [27.03, 1.53], [27.25, 1.0], [27.03, 0.47], [26.5, 0.25], [25.97, 0.47]]]]}, "2010-08-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[21.47, -2.53], [21.25, -2.0], [21.47, -1.47], [22.0, -1.25], [22.53, -1.47], [22.75, -2.0], [22.53, -2.53], [22.0, -2.75], [21.47, -2.53]]], [[[25.97, 0.47], [25.75, 1.0], [25.97, 1.53], [26.5, 1.75], [27.03, 1.53], [27.25, 1.0], [27.03, 0.47], [26.5, 0.25], [25.97, 0.47]]]]}, "2010-08-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.0, -1.25], [22.53, -1.47], [22.75, -2.0], [22.53, -2.53], [22.0, -2.75], [21.47, -2.53], [21.25, -2.0], [21.47, -1.47], [22.0, -1.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.538282356890875}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7655454052932773}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.499432008171027, 25.233444385812106, 25.406984799666077, 25.199801781281508, 25.012374863869013, 25.139622629304085, 25.568080289971533]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.499432008171027, 26.887147515191145, 27.141227067750037, 26.25827150412607, 25.646201016838802, 25.722491439136263, 25.568080289971533]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1489540317398905, 1.7419249929729295, 1.9086208052948401, 1.6932039355355248, 1.2722742440828938, 1.4009530908612362, 1.3652796905706737]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1489540317398905, 2.3163710251147904, 2.538282356890875, 2.2367966285483476, 1.4251168560260226, 1.5131837630892164, 1.3652796905706737]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2607364822589238, 1.8271082595088972, 2.0100977532295206, 1.8059037968798093, 1.3466462338611884, 1.4981124670751527, 1.3811478285773464]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2607364822589238, 2.2690987289327493, 3.0244950601788396, 2.57277123141662, 1.3885153825877312, 1.5031067139881262, 1.3811478285773464]}}