{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:31.013299", "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-Aug-14_to_2010-Aug-19_85.0_36.5"}, "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": 2010080002212}, "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": "August 14 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 19 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 56516.086346441414}, "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": ["China"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.C.Asia", "Tibetan-Plateau"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 36.5}, "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": 85.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "85.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 81.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 87.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 36.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 38.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.97, 35.97], [82.75, 36.5], [82.97, 37.03], [83.5, 37.25], 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[84.5, 35.96], [84.0, 35.75], [83.75, 35.85], [83.5, 35.75], [82.97, 35.97]]]]}, "2010-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.97, 35.97], [82.75, 36.5], [82.97, 37.03], [83.5, 37.25], [83.75, 37.15], [84.0, 37.25], [84.3, 37.13], [84.47, 37.53], [85.0, 37.75], [85.25, 37.65], [85.5, 37.75], [85.75, 37.65], [85.82, 37.68], [85.97, 38.03], [86.5, 38.25], [86.75, 38.15], [87.0, 38.25], [87.53, 38.03], [87.75, 37.5], [87.53, 36.97], [87.0, 36.75], [86.75, 36.85], [86.68, 36.82], [86.53, 36.47], [86.0, 36.25], [85.75, 36.35], [85.68, 36.32], [85.53, 35.97], [85.0, 35.75], [84.5, 35.96], [84.0, 35.75], [83.75, 35.85], [83.5, 35.75], [82.97, 35.97]]]]}, "2010-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[80.75, 37.5], [80.97, 38.03], [81.5, 38.25], [81.8, 38.13], [81.97, 38.53], [82.5, 38.75], [82.75, 38.65], [83.0, 38.75], [83.25, 38.65], [83.5, 38.75], [84.03, 38.53], [84.18, 38.18], [84.25, 38.15], [84.32, 38.18], [84.47, 38.53], 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"description": "Mean t2m anomaly over entire duration", "value": 3.607689603041121}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [8.804518324493301, 6.952478887885206, 6.242663896893646, 29.22782419476647, 29.33668294565217, 29.390194395621336]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [12.747545539193823, 10.384955122177928, 10.13220670021525, 30.653997515586752, 30.822219144687608, 30.766478050969738]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.89396974915342, 3.1223684728559817, 2.49900732192728, 3.435340953477233, 3.684024819619363, 3.8678221107929973]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.641686885390925, 3.913394658348466, 2.7275877892033122, 4.129871150151757, 4.340538379266093, 4.5044645221439055]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.508451072601804, 1.6726706307422896, 1.3759065931347392, 1.2883708418478388, 1.3413387080849657, 1.3845441582040574]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.9158957105568253, 1.9843377769073616, 1.5152838117227698, 1.4772092147537574, 1.5001229367353943, 1.5895740680579291]}}