{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:30.929896", "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-Apr-09_to_2010-Apr-12_32.5_5.0"}, "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": 2010040001441}, "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": "April 09 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 12 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 58536.97966703682}, "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": ["South Sudan", "Uganda"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": 5.0}, "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": 32.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "32.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 30.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 34.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-04-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[30.97, 5.03], [31.5, 5.25], [31.8, 5.12], [31.85, 5.25], [31.75, 5.5], [31.97, 6.03], [32.5, 6.25], [32.75, 6.15], [33.0, 6.25], [33.53, 6.03], [33.75, 5.5], [33.65, 5.25], [33.75, 5.0], [33.53, 4.47], [33.0, 4.25], [32.75, 4.35], [32.5, 4.25], [32.2, 4.38], [32.15, 4.25], [32.18, 4.18], [32.53, 4.03], [32.75, 3.5], [32.53, 2.97], [32.0, 2.75], [31.47, 2.97], [31.32, 3.32], [30.97, 3.47], [30.75, 4.0], [30.85, 4.25], [30.75, 4.5], [30.97, 5.03]]]]}, "2010-04-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[31.5, 5.25], [31.8, 5.12], [31.85, 5.25], [31.75, 5.5], [31.85, 5.75], [31.75, 6.0], [31.97, 6.53], [32.5, 6.75], [33.03, 6.53], [33.18, 6.18], [33.25, 6.15], [33.5, 6.25], [34.03, 6.03], [34.25, 5.5], [34.15, 5.25], [34.18, 5.18], [34.53, 5.03], [34.75, 4.5], [34.65, 4.25], [34.75, 4.0], [34.53, 3.47], [34.0, 3.25], [33.75, 3.35], [33.5, 3.25], [33.25, 3.35], [33.0, 3.25], [32.7, 3.38], [32.53, 2.97], [32.0, 2.75], [31.47, 2.97], [31.32, 3.32], [31.25, 3.35], [31.0, 3.25], [30.47, 3.47], [30.25, 4.0], [30.47, 4.53], [30.82, 4.68], [30.97, 5.03], [31.5, 5.25]]]]}, "2010-04-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[31.5, 5.25], [31.8, 5.12], [31.85, 5.25], [31.75, 5.5], [31.85, 5.75], [31.75, 6.0], [31.97, 6.53], [32.5, 6.75], [33.03, 6.53], [33.18, 6.18], [33.25, 6.15], [33.5, 6.25], [34.03, 6.03], [34.25, 5.5], [34.15, 5.25], [34.18, 5.18], [34.53, 5.03], [34.75, 4.5], [34.65, 4.25], [34.75, 4.0], [34.53, 3.47], [34.0, 3.25], [33.75, 3.35], [33.5, 3.25], [33.25, 3.35], [33.0, 3.25], [32.7, 3.38], [32.53, 2.97], [32.0, 2.75], [31.47, 2.97], [31.32, 3.32], [31.25, 3.35], [31.0, 3.25], [30.47, 3.47], [30.25, 4.0], [30.47, 4.53], [30.82, 4.68], [30.97, 5.03], [31.5, 5.25]]]]}, "2010-04-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[31.5, 5.25], [31.8, 5.12], [31.85, 5.25], [31.75, 5.5], [31.85, 5.75], [31.75, 6.0], [31.97, 6.53], [32.5, 6.75], [33.03, 6.53], [33.18, 6.18], [33.25, 6.15], [33.5, 6.25], [34.03, 6.03], [34.25, 5.5], [34.15, 5.25], [34.18, 5.18], [34.53, 5.03], [34.75, 4.5], [34.65, 4.25], [34.75, 4.0], [34.53, 3.47], [34.0, 3.25], [33.75, 3.35], [33.5, 3.25], [33.25, 3.35], [33.0, 3.25], [32.5, 3.46], [32.0, 3.25], [31.75, 3.35], [31.5, 3.25], [31.25, 3.35], [31.0, 3.25], [30.47, 3.47], [30.25, 4.0], [30.47, 4.53], [30.82, 4.68], [30.97, 5.03], [31.5, 5.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.651443581710964}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.1626115301843463}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [32.67061984111115, 31.67651741454813, 31.23737778252081, 31.530954466466824]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.49490675006365, 34.79852612541856, 34.76285262459709, 35.20963954528446]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.1626768889462205, 3.350596681373561, 2.9416279924702016, 3.1974177431088213]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.9218578958785315, 4.651443581710964, 4.069587757862621, 4.2586622643042915]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3972265845518872, 1.6299872409323994, 1.4766289728561601, 1.6824456010527677]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.587799640169154, 2.2958556231985425, 1.7862347168470367, 1.979005151746044]}}