{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:57:14.562238", "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": "2014-Aug-24_to_2014-Aug-26_83.5_44.5"}, "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": 2014080002913}, "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 24 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 26 2014"}, "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": 102893.52798233392}, "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", "W.Siberia"]}, "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": 44.5}, "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": 83.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "83.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 82.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 89.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 43.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 46.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-08-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.82, 45.68], [82.97, 46.03], [83.5, 46.25], [83.75, 46.15], 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[84.82, 45.68], [84.85, 45.75], [84.82, 45.82], [84.57, 45.93], [84.68, 45.68], [84.75, 45.65]]]]}, "2014-08-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.82, 45.68], [82.97, 46.03], [83.5, 46.25], [83.75, 46.15], [84.0, 46.25], [84.43, 46.07], [84.25, 46.5], [84.47, 47.03], [85.0, 47.25], [85.25, 47.15], [85.5, 47.25], [86.03, 47.03], [86.18, 46.68], [86.53, 46.53], [86.68, 46.18], [86.75, 46.15], [87.0, 46.25], [87.25, 46.15], [87.5, 46.25], [87.75, 46.15], [88.0, 46.25], [88.25, 46.15], [88.5, 46.25], [88.75, 46.15], [89.0, 46.25], [89.53, 46.03], [89.75, 45.5], [89.65, 45.25], [89.75, 45.0], [89.53, 44.47], [89.0, 44.25], [88.75, 44.35], [88.68, 44.32], [88.65, 44.25], [88.75, 44.0], [88.65, 43.75], [88.75, 43.5], [88.53, 42.97], [88.0, 42.75], [87.47, 42.97], [87.32, 43.32], [87.25, 43.35], [87.0, 43.25], [86.75, 43.35], [86.5, 43.25], [86.25, 43.35], [86.0, 43.25], [85.75, 43.35], [85.5, 43.25], [85.25, 43.35], [85.0, 43.25], [84.47, 43.47], [84.32, 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28.46790949877294, 28.850525392408656]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.935162354346062, 32.43996869885194, 32.29383213599954]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.697843911595553, 5.223089288391698, 5.724210772197143]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.390369136977483, 6.223962754109607, 6.696390347878889]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4476185590715733, 1.6047423468179156, 1.7120001019452886]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.867989055601472, 1.9971206647862478, 2.2100291343533707]}}