{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:31.749312", "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-25_to_2012-Sep-27_128.5_-22.0"}, "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": 2012090002573}, "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 25 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 27 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": 60007.741905794326}, "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"]}, "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": -22.0}, "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": 128.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "128.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 126.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 129.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -23.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -20.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-09-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[126.35, -21.75], [126.25, -21.5], [126.35, -21.25], [126.25, -21.0], [126.47, -20.47], [127.0, -20.25], [127.53, -20.47], [127.7, -20.87], [128.0, -20.75], [128.5, -20.96], [129.0, -20.75], [129.53, -20.97], [129.68, -21.32], [130.03, -21.47], [130.25, -22.0], [130.03, -22.53], [129.5, -22.75], [129.25, -22.65], [129.18, -22.68], [129.15, -22.75], [129.18, -22.82], [129.53, -22.97], [129.75, -23.5], [129.53, -24.03], [129.0, -24.25], [128.75, -24.15], [128.5, -24.25], [128.25, -24.15], [128.0, -24.25], [127.75, -24.15], [127.5, -24.25], [126.97, -24.03], [126.75, -23.5], [126.85, -23.25], [126.82, -23.18], [126.47, -23.03], [126.25, -22.5], [126.35, -22.25], [126.25, -22.0], [126.35, -21.75]]]]}, "2012-09-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[126.35, -21.75], [126.25, -21.5], [126.35, -21.25], [126.25, -21.0], [126.47, -20.47], [127.0, -20.25], [127.53, -20.47], [127.7, -20.87], [128.0, -20.75], [128.5, -20.96], [129.0, -20.75], [129.53, -20.97], [129.68, -21.32], [130.03, -21.47], [130.25, -22.0], [130.03, -22.53], [129.5, -22.75], [129.25, -22.65], [129.18, -22.68], [129.15, -22.75], [129.18, -22.82], [129.53, -22.97], [129.75, -23.5], [129.53, -24.03], [129.0, -24.25], [128.75, -24.15], [128.5, -24.25], [128.25, -24.15], [128.0, -24.25], [127.75, -24.15], [127.5, -24.25], [126.97, -24.03], [126.75, -23.5], [126.85, -23.25], [126.82, -23.18], [126.47, -23.03], [126.25, -22.5], [126.35, -22.25], [126.25, -22.0], [126.35, -21.75]]]]}, "2012-09-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[126.35, -21.75], [126.25, -21.5], [126.35, -21.25], [126.25, -21.0], [126.47, -20.47], [127.0, -20.25], [127.53, -20.47], [127.7, -20.87], [128.0, -20.75], [128.5, -20.96], [129.0, -20.75], [129.53, -20.97], [129.68, -21.32], [130.03, -21.47], [130.25, -22.0], [130.03, -22.53], [129.5, -22.75], [129.25, -22.65], [129.18, -22.68], [129.15, -22.75], [129.18, -22.82], [129.53, -22.97], [129.75, -23.5], [129.53, -24.03], [129.0, -24.25], [128.75, -24.15], [128.5, -24.25], [128.25, -24.15], [128.0, -24.25], [127.75, -24.15], [127.5, -24.25], [126.97, -24.03], [126.75, -23.5], [126.85, -23.25], [126.82, -23.18], [126.47, -23.03], [126.25, -22.5], [126.35, -22.25], [126.25, -22.0], [126.35, -21.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.72984740826854}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.7878795773664033}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.856587564369022, 30.139131619822138, 30.885802241932083]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.743557202535328, 30.99637806816014, 32.01179683025731]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.5888739711230424, 3.601684231669919, 4.173080529306249]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.268307792865471, 4.266207826860352, 4.72984740826854]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3364873233946024, 1.344087562838638, 1.5475600734972512]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5096517416883806, 1.5411206536494257, 1.8573150570646815]}}