{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:05.044805", "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": "2016-Apr-13_to_2016-Apr-15_61.5_34.5"}, "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": 2016040001534}, "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 13 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 15 2016"}, "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": 81881.57414556746}, "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": ["Afghanistan", "Iran", "Turkmenistan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.Asia"]}, "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": 34.5}, "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": 61.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "61.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 59.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 63.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 31.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 36.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-04-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[58.75, 34.5], [58.97, 35.03], [59.5, 35.25], [59.75, 35.15], 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36.0], [60.85, 36.25], [60.75, 36.5], [60.97, 37.03], [61.5, 37.25], [62.03, 37.03], [62.18, 36.68], [62.53, 36.53], [62.75, 36.0], [62.65, 35.75], [62.68, 35.68], [62.75, 35.65], [63.0, 35.75], [63.53, 35.53], [63.68, 35.18], [64.03, 35.03], [64.25, 34.5], [64.03, 33.97], [63.5, 33.75], [63.25, 33.85], [63.0, 33.75], [62.5, 33.96], [62.18, 33.82], [62.15, 33.75], [62.18, 33.68], [62.53, 33.53], [62.75, 33.0], [62.65, 32.75], [62.75, 32.5], [62.65, 32.25], [62.75, 32.0], [62.53, 31.47], [62.0, 31.25], [61.75, 31.35], [61.5, 31.25], [60.97, 31.47], [60.82, 31.82], [60.47, 31.97], [60.32, 32.32], [59.97, 32.47], [59.75, 33.0], [59.88, 33.3], [59.47, 33.47], [59.32, 33.82], [58.97, 33.97], [58.75, 34.5]]]]}, "2016-04-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[58.75, 34.5], [58.97, 35.03], [59.5, 35.25], [59.75, 35.15], [59.82, 35.18], [59.97, 35.53], [60.5, 35.75], [60.93, 35.57], [60.75, 36.0], [60.85, 36.25], [60.75, 36.5], [60.97, 37.03], [61.5, 37.25], [62.03, 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evolution of mean t2m.", "value": [24.711874059253034, 24.030749615887828, 25.008589179966123]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.95949702376373, 30.025561749669976, 31.56725126619847]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.617319692963969, 5.7869692407010245, 6.6588900905560635]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [8.077471342429419, 6.9080323387775024, 8.067020771077068]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5577081234133707, 1.3381150494345784, 1.537961230109436]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9390138130706034, 1.4934669782754912, 1.8563551081681]}}