{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:47:47.593686", "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": "2011-Jun-15_to_2011-Jun-18_32.5_4.5"}, "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": 2011060002407}, "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 15 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 18 2011"}, "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": 101905.43731899999}, "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": ["Kenya", "South Sudan", "Uganda"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Eastern-Africa", "S.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": 4.5}, "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": 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": 31.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 35.75}, "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": 4.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-06-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.5, 5.25], [33.03, 5.03], [33.25, 4.5], [33.03, 3.97], [32.5, 3.75], [31.97, 3.97], [31.75, 4.5], [31.97, 5.03], [32.5, 5.25]]]]}, "2011-06-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[31.35, 3.75], [31.25, 4.0], [31.47, 4.53], [31.82, 4.68], [31.97, 5.03], [32.5, 5.25], [33.03, 5.03], [33.18, 4.68], [33.53, 4.53], [33.68, 4.18], [33.75, 4.15], [34.0, 4.25], [34.53, 4.03], [34.75, 3.5], [34.53, 2.97], [34.18, 2.82], [34.15, 2.75], [34.18, 2.68], [34.25, 2.65], [34.5, 2.75], [35.03, 2.53], [35.25, 2.0], [35.13, 1.7], [35.53, 1.53], [35.75, 1.0], [35.65, 0.75], [35.68, 0.68], [36.03, 0.53], [36.25, 0.0], [36.03, -0.53], [35.5, -0.75], [35.25, -0.65], [35.0, -0.75], [34.5, -0.54], [34.0, -0.75], [33.47, -0.53], [33.32, -0.18], [32.97, -0.03], [32.75, 0.5], [32.96, 1.0], [32.82, 1.32], [32.75, 1.35], [32.5, 1.25], [31.97, 1.47], [31.75, 2.0], [31.85, 2.25], [31.82, 2.32], [31.47, 2.47], [31.25, 3.0], [31.35, 3.25], [31.25, 3.5], [31.35, 3.75]]]]}, "2011-06-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[31.35, 3.75], [31.25, 4.0], [31.47, 4.53], [31.82, 4.68], [31.97, 5.03], [32.5, 5.25], [33.03, 5.03], [33.18, 4.68], [33.53, 4.53], [33.68, 4.18], [33.75, 4.15], [34.0, 4.25], [34.53, 4.03], [34.75, 3.5], [34.53, 2.97], [34.18, 2.82], [34.15, 2.75], [34.18, 2.68], [34.25, 2.65], [34.5, 2.75], [35.03, 2.53], [35.25, 2.0], [35.13, 1.7], [35.53, 1.53], [35.75, 1.0], [35.65, 0.75], [35.68, 0.68], [36.03, 0.53], [36.25, 0.0], [36.03, -0.53], [35.5, -0.75], [35.25, -0.65], [35.0, -0.75], [34.5, -0.54], [34.0, -0.75], [33.47, -0.53], [33.32, -0.18], [32.97, -0.03], [32.75, 0.5], [32.96, 1.0], [32.82, 1.32], [32.75, 1.35], [32.5, 1.25], [31.97, 1.47], [31.75, 2.0], [31.85, 2.25], [31.82, 2.32], [31.47, 2.47], [31.25, 3.0], [31.35, 3.25], [31.25, 3.5], [31.35, 3.75]]]]}, "2011-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[31.35, 3.75], [31.25, 4.0], [31.47, 4.53], [31.82, 4.68], [31.97, 5.03], [32.5, 5.25], [33.03, 5.03], [33.18, 4.68], [33.53, 4.53], [33.68, 4.18], [33.75, 4.15], [34.0, 4.25], [34.53, 4.03], [34.75, 3.5], [34.53, 2.97], [34.18, 2.82], [34.15, 2.75], [34.18, 2.68], [34.25, 2.65], [34.5, 2.75], [35.03, 2.53], [35.25, 2.0], [35.13, 1.7], [35.53, 1.53], [35.75, 1.0], [35.65, 0.75], [35.68, 0.68], [36.03, 0.53], [36.25, 0.0], [36.03, -0.53], [35.5, -0.75], [35.25, -0.65], [35.0, -0.75], [34.5, -0.54], [34.0, -0.75], [33.47, -0.53], [33.32, -0.18], [32.97, -0.03], [32.75, 0.5], [32.96, 1.0], [32.82, 1.32], [32.75, 1.35], [32.5, 1.25], [31.97, 1.47], [31.75, 2.0], [31.85, 2.25], [31.82, 2.32], [31.47, 2.47], [31.25, 3.0], [31.35, 3.25], [31.25, 3.5], [31.35, 3.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.4060982311326597}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5882999064358756}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.497888589358524, 23.497607996528643, 23.74931476992083, 23.47848851602265]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.497888589358524, 27.631930617692717, 27.98129633831803, 27.512755215768095]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.760268921257648, 1.4594906918115005, 1.7621509962964892, 1.5380468489323107]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.760268921257648, 1.9806584684587278, 2.4060982311326597, 2.278539898912811]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6026873498972307, 1.7543269182351997, 2.1815815016482887, 1.9386203063011938]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6026873498972307, 2.1764035867507876, 2.653367900619321, 2.624442203897456]}}