{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:30.848782", "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-19_to_2012-Sep-27_128.0_3.0"}, "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": 2012090002322}, "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 19 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": 9}, "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": 98822.00145353876}, "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": ["Indonesia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": ["Halmahera Sea", "Molukka Sea", "North Pacific Ocean", "Philippine Sea"]}, "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": 3.0}, "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": 128.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "128.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 126.25}, "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": -0.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 4.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-09-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.5, 1.25], [130.03, 1.03], [130.25, 0.5], [130.15, 0.25], 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{"type": "MultiPolygon", "coordinates": [[[[127.35, 2.75], [127.25, 3.0], [127.47, 3.53], [128.0, 3.75], [128.25, 3.65], [128.32, 3.68], [128.47, 4.03], [129.0, 4.25], [129.53, 4.03], [129.68, 3.68], [130.03, 3.53], [130.25, 3.0], [130.03, 2.47], [129.68, 2.32], [129.65, 2.25], [129.75, 2.0], [129.65, 1.75], [129.75, 1.5], [129.65, 1.25], [129.75, 1.0], [129.53, 0.47], [129.0, 0.25], [128.75, 0.35], [128.68, 0.32], [128.53, -0.03], [128.0, -0.25], [127.47, -0.03], [127.25, 0.5], [127.47, 1.03], [127.82, 1.18], [127.88, 1.3], [127.47, 1.47], [127.25, 2.0], [127.35, 2.25], [127.25, 2.5], [127.35, 2.75]]]]}, "2012-09-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[127.35, 2.75], [127.25, 3.0], [127.35, 3.25], [127.25, 3.5], [127.47, 4.03], [128.0, 4.25], [128.25, 4.15], [128.5, 4.25], [128.75, 4.15], [129.0, 4.25], [129.53, 4.03], [129.68, 3.68], [130.03, 3.53], [130.25, 3.0], [130.03, 2.47], [129.68, 2.32], [129.65, 2.25], [129.75, 2.0], [129.65, 1.75], [129.75, 1.5], 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0.9064655385882033}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.844360818944892, 27.796710275209932, 27.843090498153288, 27.92322495927266, 27.867654273159246, 27.956336655428515, 28.029908738820268, 27.97835649551115, 28.08318691949654]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.891254575825258, 27.905525413653947, 27.984420443241163, 28.65093343728722, 28.395436789569544, 28.564416482950605, 28.611769717564187, 28.225078662989176, 28.392923176088345]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.913540195210544, 0.8381818628285865, 0.8230269978965197, 0.943051642211868, 0.8832687793613379, 0.9492841552165768, 0.9348508753820027, 0.8280285521176844, 0.9208952006119822]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", 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