{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:33.154356", "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-30_to_2012-Oct-02_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": 2012090002852}, "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 30 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 02 2012"}, "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": 122619.74871100749}, "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": ["Indian Ocean"]}, "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": 114.25}, "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": -34.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -27.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-09-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.75, -28.0], [113.97, -27.47], [114.5, -27.25], [114.75, 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[114.82, -29.68], [114.47, -29.53], [114.25, -29.0], [114.35, -28.75], [114.32, -28.68], [113.97, -28.53], [113.75, -28.0]]]]}, "2012-10-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.75, -28.0], [113.97, -27.47], [114.5, -27.25], [114.75, -27.35], [115.0, -27.25], [115.25, -27.35], [115.5, -27.25], [115.75, -27.35], [116.0, -27.25], [116.25, -27.35], [116.5, -27.25], [117.03, -27.47], [117.25, -28.0], [117.15, -28.25], [117.25, -28.5], [117.15, -28.75], [117.18, -28.82], [117.53, -28.97], [117.75, -29.5], [117.65, -29.75], [117.68, -29.82], [118.03, -29.97], [118.25, -30.5], [118.15, -30.75], [118.25, -31.0], [118.15, -31.25], [118.25, -31.5], [118.15, -31.75], [118.25, -32.0], [118.03, -32.53], [117.5, -32.75], [117.25, -32.65], [117.18, -32.68], [117.03, -33.03], [116.68, -33.18], [116.65, -33.25], [116.75, -33.5], [116.65, -33.75], [116.75, -34.0], [116.53, -34.53], [116.0, -34.75], [115.47, -34.53], [115.25, -34.0], [115.35, -33.75], [115.25, -33.5], 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"description": "The daily evolution of mean t2m.", "value": [20.69939922189343, 24.20683259727275, 20.99766766593706]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.712101112253833, 27.112716903408227, 23.791040676116268]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.912356341232273, 8.347654361423032, 5.062260038769288]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.311364768016119, 10.342159044742857, 8.168134615865995]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6863798718759726, 2.948559428022612, 1.8474125725265547]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.585678138794656, 3.527683192220345, 2.785371232549667]}}