{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:31.237017", "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-17_20.5_0.5"}, "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": 2010080002243}, "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 17 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 160663.2048415302}, "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", "Congo DRC"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-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": 0.5}, "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": 20.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "20.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 16.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 22.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -0.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 3.75}, "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": [[[[16.25, 2.5], [16.47, 3.03], [17.0, 3.25], [17.25, 3.15], [17.32, 3.18], [17.47, 3.53], [17.82, 3.68], [17.97, 4.03], [18.5, 4.25], [19.03, 4.03], [19.25, 3.5], [19.15, 3.25], [19.18, 3.18], [19.25, 3.15], [19.5, 3.25], [19.75, 3.15], [20.0, 3.25], [20.53, 3.03], [20.68, 2.68], [20.75, 2.65], [20.82, 2.68], [20.97, 3.03], [21.5, 3.25], [22.03, 3.03], [22.18, 2.68], [22.25, 2.65], [22.5, 2.75], [23.03, 2.53], [23.25, 2.0], [23.15, 1.75], [23.25, 1.5], [23.15, 1.25], [23.25, 1.0], [23.15, 0.75], [23.25, 0.5], [23.03, -0.03], [22.5, -0.25], [22.25, -0.15], [22.0, -0.25], [21.75, -0.15], [21.5, -0.25], [21.2, -0.13], [21.03, -0.53], [20.68, -0.68], [20.53, -1.03], [20.0, -1.25], [19.5, -1.04], [19.0, -1.25], [18.75, -1.15], [18.5, -1.25], [17.97, -1.03], [17.75, -0.5], [17.85, -0.25], [17.75, 0.0], [17.97, 0.53], [18.32, 0.68], [18.35, 0.75], [18.32, 0.82], [17.97, 0.97], [17.82, 1.32], [17.75, 1.35], [17.5, 1.25], [16.97, 1.47], [16.82, 1.82], [16.47, 1.97], [16.25, 2.5]]]]}, "2010-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.25, 2.5], [16.47, 3.03], [17.0, 3.25], [17.25, 3.15], [17.32, 3.18], [17.47, 3.53], [17.82, 3.68], [17.97, 4.03], [18.5, 4.25], [19.03, 4.03], [19.25, 3.5], [19.15, 3.25], [19.18, 3.18], [19.25, 3.15], [19.5, 3.25], [19.75, 3.15], [20.0, 3.25], [20.53, 3.03], [20.68, 2.68], [20.75, 2.65], [20.82, 2.68], [20.97, 3.03], [21.5, 3.25], [22.03, 3.03], [22.18, 2.68], [22.25, 2.65], [22.5, 2.75], [23.03, 2.53], [23.25, 2.0], [23.15, 1.75], [23.25, 1.5], [23.15, 1.25], [23.25, 1.0], [23.15, 0.75], [23.25, 0.5], [23.03, -0.03], [22.5, -0.25], [22.25, -0.15], [22.0, -0.25], [21.75, -0.15], [21.5, -0.25], [21.2, -0.13], [21.03, -0.53], [20.68, -0.68], [20.53, -1.03], [20.0, -1.25], [19.5, -1.04], [19.0, -1.25], [18.75, -1.15], [18.5, -1.25], [17.97, -1.03], [17.75, -0.5], [17.85, -0.25], [17.75, 0.0], [17.97, 0.53], [18.32, 0.68], [18.35, 0.75], [18.32, 0.82], [17.97, 0.97], [17.82, 1.32], [17.75, 1.35], [17.5, 1.25], [16.97, 1.47], [16.82, 1.82], [16.47, 1.97], [16.25, 2.5]]]]}, "2010-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.25, 2.5], [16.47, 3.03], [17.0, 3.25], [17.25, 3.15], [17.32, 3.18], [17.47, 3.53], [17.82, 3.68], [17.97, 4.03], [18.5, 4.25], [19.03, 4.03], [19.25, 3.5], [19.15, 3.25], [19.18, 3.18], [19.25, 3.15], [19.5, 3.25], [19.75, 3.15], [20.0, 3.25], [20.53, 3.03], [20.68, 2.68], [20.75, 2.65], [20.82, 2.68], [20.97, 3.03], [21.5, 3.25], [22.03, 3.03], [22.18, 2.68], [22.25, 2.65], [22.5, 2.75], [23.03, 2.53], [23.25, 2.0], [23.15, 1.75], [23.25, 1.5], [23.15, 1.25], [23.25, 1.0], [23.15, 0.75], [23.25, 0.5], [23.03, -0.03], [22.5, -0.25], [22.25, -0.15], [22.0, -0.25], [21.75, -0.15], [21.5, -0.25], [21.2, -0.13], [21.03, -0.53], [20.68, -0.68], [20.53, -1.03], [20.0, -1.25], [19.5, -1.04], [19.0, -1.25], [18.75, -1.15], [18.5, -1.25], [17.97, -1.03], [17.75, -0.5], [17.85, -0.25], [17.75, 0.0], [17.97, 0.53], [18.32, 0.68], [18.35, 0.75], [18.32, 0.82], [17.97, 0.97], [17.82, 1.32], [17.75, 1.35], [17.5, 1.25], [16.97, 1.47], [16.82, 1.82], [16.47, 1.97], [16.25, 2.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.8612829385580767}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8651001717968678}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.813757080641608, 26.5949547498152, 26.535759436196713]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.71293579840716, 27.659536043664218, 27.387236641069137]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.353849755460036, 2.1496150124199747, 2.091835747510593]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.721902358829766, 2.8612829385580767, 2.8051521100741184]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.529712873143589, 2.3840563489008684, 2.3404807646426806]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.924530599844254, 3.0843221933701543, 3.0268892960221763]}}