{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:29.817750", "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": "2012-Sep-14_to_2012-Sep-17_115.5_-31.0"}, "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": 2012090002073}, "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": "September 14 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 17 2012"}, "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": 76067.91998121176}, "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": ["Australia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["C.Australia", "S.Australia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Australia"]}, "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": -31.0}, "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": 115.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "115.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 114.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 117.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -34.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -29.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-09-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[114.47, -28.97], [115.0, -28.75], [115.53, -28.97], [115.75, -29.5], [115.65, -29.75], [115.75, -30.0], [115.53, -30.53], [115.0, -30.75], [114.47, -30.53], [114.25, -30.0], [114.35, -29.75], [114.25, -29.5], [114.47, -28.97]]]]}, "2012-09-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[114.47, -28.97], [115.0, -28.75], [115.53, -28.97], [115.68, -29.32], [115.75, -29.35], [116.0, -29.25], [116.53, -29.47], [116.68, -29.82], [117.03, -29.97], [117.18, -30.32], [117.53, -30.47], [117.68, -30.82], [118.03, -30.97], [118.25, -31.5], [118.15, -31.75], [118.25, -32.0], [118.03, -32.53], [117.5, -32.75], [117.2, -32.62], [117.15, -32.75], [117.25, -33.0], [117.15, -33.25], [117.18, -33.32], [117.25, -33.35], [117.5, -33.25], [118.03, -33.47], [118.25, -34.0], [118.03, -34.53], [117.68, -34.68], [117.53, -35.03], [117.0, -35.25], [116.47, -35.03], [116.32, -34.68], [116.25, -34.65], [116.0, -34.75], [115.47, -34.53], [115.25, -34.0], [115.35, -33.75], [115.25, -33.5], [115.35, -33.25], [115.25, -33.0], [115.35, -32.75], [115.25, -32.5], [115.35, -32.25], [115.25, -32.0], [115.35, -31.75], [115.32, -31.68], [114.97, -31.53], [114.75, -31.0], [114.85, -30.75], [114.82, -30.68], [114.47, -30.53], [114.25, -30.0], [114.35, -29.75], [114.25, -29.5], [114.47, -28.97]]]]}, "2012-09-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[114.47, -28.97], [115.0, -28.75], [115.53, -28.97], [115.68, -29.32], [115.75, -29.35], [116.0, -29.25], [116.53, -29.47], [116.68, -29.82], [117.03, -29.97], [117.18, -30.32], [117.53, -30.47], [117.68, -30.82], [118.03, -30.97], [118.25, -31.5], [118.15, -31.75], [118.25, -32.0], [118.03, -32.53], [117.5, -32.75], [117.2, -32.62], [117.15, -32.75], [117.25, -33.0], [117.15, -33.25], [117.18, -33.32], [117.25, -33.35], [117.5, -33.25], [118.03, -33.47], [118.25, -34.0], [118.03, -34.53], [117.68, -34.68], [117.53, -35.03], [117.0, -35.25], [116.47, -35.03], [116.32, -34.68], [116.25, -34.65], [116.0, -34.75], [115.47, -34.53], [115.25, -34.0], [115.35, -33.75], [115.25, -33.5], [115.35, -33.25], [115.25, -33.0], [115.35, -32.75], [115.25, -32.5], [115.35, -32.25], [115.25, -32.0], [115.35, -31.75], [115.32, -31.68], [114.97, -31.53], [114.75, -31.0], [114.85, -30.75], [114.82, -30.68], [114.47, -30.53], [114.25, -30.0], [114.35, -29.75], [114.25, -29.5], [114.47, -28.97]]]]}, "2012-09-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[114.85, -30.25], [114.75, -30.0], [114.97, -29.47], [115.5, -29.25], [115.75, -29.35], [116.0, -29.25], [116.53, -29.47], [116.68, -29.82], [117.03, -29.97], [117.18, -30.32], [117.53, -30.47], [117.68, -30.82], [118.03, -30.97], [118.25, -31.5], [118.15, -31.75], [118.25, -32.0], [118.03, -32.53], [117.5, -32.75], [117.2, -32.62], [117.15, -32.75], [117.25, -33.0], [117.15, -33.25], [117.18, -33.32], [117.25, -33.35], [117.5, -33.25], [118.03, -33.47], [118.25, -34.0], [118.03, -34.53], [117.68, -34.68], [117.53, -35.03], [117.0, -35.25], [116.47, -35.03], [116.32, -34.68], [116.25, -34.65], 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"anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.9198532149086986, 3.7424495457289497, 5.810322472574787, 5.4603920397621]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.9390258852695297, 4.77456979825979, 7.707645141507555, 6.7912961284826]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5364905539721785, 1.5361721297117705, 2.28449751729433, 2.1738839564783423]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5637803678944031, 1.8226702714364629, 3.2441347039838675, 2.6136409380171406]}}