{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:26.987781", "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-06_to_2022-Jun-08_14.0_10.0"}, "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": 2022060001639}, "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 06 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 08 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": 84919.4753738965}, "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", "Chad", "Nigeria"]}, "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": 10.0}, "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": 14.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "14.0\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": 19.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.75, 11.5], [13.97, 12.03], [14.5, 12.25], [14.75, 12.15], [15.0, 12.25], [15.25, 12.15], [15.32, 12.18], [15.47, 12.53], [16.0, 12.75], [16.53, 12.53], [16.68, 12.18], [17.0, 12.04], [17.32, 12.18], [17.47, 12.53], [18.0, 12.75], [18.25, 12.65], [18.5, 12.75], [18.75, 12.65], [19.0, 12.75], [19.53, 12.53], [19.75, 12.0], [19.65, 11.75], [19.75, 11.5], [19.53, 10.97], [19.0, 10.75], [18.75, 10.85], [18.68, 10.82], [18.53, 10.47], [18.0, 10.25], [17.75, 10.35], [17.68, 10.32], [17.53, 9.97], [17.0, 9.75], [16.75, 9.85], [16.5, 9.75], [16.25, 9.85], [16.0, 9.75], [15.75, 9.85], [15.68, 9.82], [15.53, 9.47], [15.0, 9.25], [14.5, 9.46], [14.0, 9.25], [13.47, 9.47], [13.25, 10.0], [13.47, 10.53], [13.82, 10.68], [13.96, 11.0], [13.75, 11.5]]]]}, "2022-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.75, 11.5], [13.97, 12.03], [14.5, 12.25], [14.75, 12.15], [15.0, 12.25], [15.25, 12.15], [15.32, 12.18], [15.47, 12.53], [16.0, 12.75], [16.53, 12.53], [16.68, 12.18], [17.0, 12.04], [17.32, 12.18], [17.47, 12.53], [18.0, 12.75], [18.25, 12.65], [18.5, 12.75], [18.75, 12.65], [19.0, 12.75], [19.53, 12.53], [19.75, 12.0], [19.65, 11.75], [19.75, 11.5], [19.53, 10.97], [19.0, 10.75], [18.75, 10.85], [18.68, 10.82], [18.53, 10.47], [18.0, 10.25], [17.75, 10.35], [17.68, 10.32], [17.53, 9.97], [17.0, 9.75], [16.75, 9.85], [16.5, 9.75], [16.25, 9.85], [16.0, 9.75], [15.75, 9.85], [15.68, 9.82], [15.53, 9.47], [15.0, 9.25], [14.5, 9.46], [14.0, 9.25], [13.47, 9.47], [13.25, 10.0], [13.47, 10.53], [13.82, 10.68], [13.96, 11.0], [13.75, 11.5]]]]}, "2022-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.75, 11.5], [13.97, 12.03], [14.5, 12.25], [14.75, 12.15], [15.0, 12.25], [15.25, 12.15], [15.32, 12.18], [15.47, 12.53], [16.0, 12.75], [16.53, 12.53], [16.68, 12.18], [17.0, 12.04], [17.32, 12.18], [17.47, 12.53], [18.0, 12.75], [18.25, 12.65], [18.5, 12.75], [18.75, 12.65], [19.0, 12.75], [19.53, 12.53], [19.75, 12.0], [19.65, 11.75], [19.75, 11.5], [19.53, 10.97], [19.0, 10.75], [18.75, 10.85], [18.68, 10.82], [18.53, 10.47], [18.0, 10.25], [17.75, 10.35], [17.68, 10.32], [17.53, 9.97], [17.0, 9.75], [16.75, 9.85], [16.5, 9.75], [16.25, 9.85], [16.0, 9.75], [15.75, 9.85], [15.68, 9.82], [15.53, 9.47], [15.0, 9.25], [14.5, 9.46], [14.0, 9.25], [13.47, 9.47], [13.25, 10.0], [13.47, 10.53], [13.82, 10.68], [13.96, 11.0], [13.75, 11.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.9841462153530642}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.8606439512224475}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [32.99124989293222, 33.89750541497369, 33.24313939274498]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.200992111281266, 35.355411814434035, 35.35907862027625]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.4379558184145202, 3.3887784099727805, 2.755197625280041]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.0189416275467806, 3.9841462153530642, 3.5742010281498438]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.427507413562278, 2.018066566580395, 1.6624130213868626]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8127414645255953, 2.395717247298932, 2.116171179085239]}}