{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:45.691173", "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": "2012-Jun-10_to_2012-Jun-12_14.5_4.0"}, "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": 2012060002323}, "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 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 12 2012"}, "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": 58622.587622181374}, "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": ["Cameroon", "Central African Republic", "Congo"]}, "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": 4.0}, "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": 14.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "14.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 13.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 16.75}, "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": 4.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.25, 3.5], [13.47, 4.03], [13.82, 4.18], [13.97, 4.53], [14.5, 4.75], [14.75, 4.65], [15.0, 4.75], [15.25, 4.65], [15.32, 4.68], [15.47, 5.03], [16.0, 5.25], [16.25, 5.15], [16.5, 5.25], [17.03, 5.03], [17.25, 4.5], [17.15, 4.25], [17.25, 4.0], [17.03, 3.47], [16.68, 3.32], [16.65, 3.25], [16.75, 3.0], [16.65, 2.75], [16.75, 2.5], [16.53, 1.97], [16.18, 1.82], [16.03, 1.47], [15.5, 1.25], [15.25, 1.35], [15.0, 1.25], [14.47, 1.47], [14.32, 1.82], [13.97, 1.97], [13.75, 2.5], [13.85, 2.75], [13.82, 2.82], [13.47, 2.97], [13.25, 3.5]]]]}, "2012-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.25, 3.5], [13.47, 4.03], [13.82, 4.18], [13.97, 4.53], [14.5, 4.75], [14.75, 4.65], [15.0, 4.75], [15.25, 4.65], [15.32, 4.68], [15.47, 5.03], [16.0, 5.25], [16.25, 5.15], [16.5, 5.25], [17.03, 5.03], [17.25, 4.5], [17.15, 4.25], [17.25, 4.0], [17.03, 3.47], [16.68, 3.32], [16.65, 3.25], [16.75, 3.0], [16.65, 2.75], [16.75, 2.5], [16.53, 1.97], [16.18, 1.82], [16.03, 1.47], [15.5, 1.25], [15.25, 1.35], [15.0, 1.25], [14.47, 1.47], [14.32, 1.82], [13.97, 1.97], [13.75, 2.5], [13.85, 2.75], [13.82, 2.82], [13.47, 2.97], [13.25, 3.5]]]]}, "2012-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.25, 3.5], [13.47, 4.03], [13.82, 4.18], [13.97, 4.53], [14.5, 4.75], [14.75, 4.65], [15.0, 4.75], [15.25, 4.65], [15.32, 4.68], [15.47, 5.03], [16.0, 5.25], [16.25, 5.15], [16.5, 5.25], [17.03, 5.03], [17.25, 4.5], [17.15, 4.25], [17.25, 4.0], [17.03, 3.47], [16.68, 3.32], [16.65, 3.25], [16.75, 3.0], [16.65, 2.75], [16.75, 2.5], [16.53, 1.97], [16.18, 1.82], [16.03, 1.47], [15.5, 1.25], [15.25, 1.35], [15.0, 1.25], [14.47, 1.47], [14.32, 1.82], [13.97, 1.97], [13.75, 2.5], [13.85, 2.75], [13.82, 2.82], [13.47, 2.97], [13.25, 3.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.3916941250460013}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7338933942905588}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.64966253229784, 26.017195303141477, 25.926532238659775]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.717953067368, 27.060978410323628, 27.046699523830796]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4900525148324995, 1.8739417532828408, 1.8376859147563358]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.755038469419958, 2.287528667120853, 2.3916941250460013]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4207178051829599, 1.7889794289182812, 1.7992817819130906]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6997479082619023, 2.142315802802868, 2.3423266464199832]}}