{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:28.422665", "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": "2022-Jun-10_to_2022-Jun-12_20.5_1.5"}, "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": 2022060001822}, "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 10 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 12 2022"}, "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": 64875.096602821635}, "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"]}, "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": 1.5}, "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": 19.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 22.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -0.25}, "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": {"2022-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[19.47, 2.03], [19.82, 2.18], [19.97, 2.53], [20.32, 2.68], [20.35, 2.75], [20.25, 3.0], [20.35, 3.25], [20.25, 3.5], [20.47, 4.03], [21.0, 4.25], [21.25, 4.15], [21.5, 4.25], [22.03, 4.03], [22.25, 3.5], [22.15, 3.25], [22.25, 3.0], [22.13, 2.7], [22.53, 2.53], [22.75, 2.0], [22.65, 1.75], [22.75, 1.5], [22.53, 0.97], [22.18, 0.82], [22.03, 0.47], [21.68, 0.32], [21.53, -0.03], [21.18, -0.18], [21.03, -0.53], [20.5, -0.75], [19.97, -0.53], [19.82, -0.18], [19.47, -0.03], [19.25, 0.5], [19.46, 1.0], [19.25, 1.5], [19.47, 2.03]]]]}, "2022-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[19.47, 2.03], [19.82, 2.18], [19.97, 2.53], [20.32, 2.68], [20.35, 2.75], [20.25, 3.0], [20.35, 3.25], [20.25, 3.5], [20.47, 4.03], [21.0, 4.25], [21.25, 4.15], [21.5, 4.25], [22.03, 4.03], [22.25, 3.5], [22.15, 3.25], [22.25, 3.0], [22.13, 2.7], [22.53, 2.53], [22.75, 2.0], [22.65, 1.75], [22.75, 1.5], [22.53, 0.97], [22.18, 0.82], [22.03, 0.47], [21.68, 0.32], [21.53, -0.03], [21.18, -0.18], [21.03, -0.53], [20.5, -0.75], [19.97, -0.53], [19.82, -0.18], [19.47, -0.03], [19.25, 0.5], [19.46, 1.0], [19.25, 1.5], [19.47, 2.03]]]]}, "2022-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[19.47, 2.03], [19.82, 2.18], [19.97, 2.53], [20.32, 2.68], [20.35, 2.75], [20.25, 3.0], [20.35, 3.25], [20.25, 3.5], [20.47, 4.03], [21.0, 4.25], [21.25, 4.15], [21.5, 4.25], [22.03, 4.03], [22.25, 3.5], [22.15, 3.25], [22.25, 3.0], [22.13, 2.7], [22.53, 2.53], [22.75, 2.0], [22.65, 1.75], [22.75, 1.5], [22.53, 0.97], [22.18, 0.82], [22.03, 0.47], [21.68, 0.32], [21.53, -0.03], [21.18, -0.18], [21.03, -0.53], [20.5, -0.75], [19.97, -0.53], [19.82, -0.18], [19.47, -0.03], [19.25, 0.5], [19.46, 1.0], [19.25, 1.5], [19.47, 2.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.965050891510316}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.0007436365298092}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.855755872035104, 27.514075691748758, 27.281840939969072]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.564385605341556, 28.11791725323434, 28.107384938580992]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6228459264510369, 2.3018818908942054, 2.077503092244185]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.8704690498609011, 2.965050891510316, 2.7584324231366963]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6405197581007305, 2.3315377080157247, 2.1293729013863913]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8878643101972503, 3.204707583682516, 2.6868131902246963]}}