{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:44.675536", "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": "2010-Sep-13_to_2010-Sep-16_301.5_-9.0"}, "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": 2010090002144}, "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 13 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 16 2010"}, "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": 64245.750784024814}, "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": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "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": -9.0}, "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": 301.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "301.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 301.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 304.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -9.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-09-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.5, -8.25], [-57.97, -8.47], [-57.75, -9.0], [-57.85, -9.25], [-57.75, -9.5], [-57.97, -10.03], [-58.5, -10.25], [-59.03, -10.03], [-59.25, -9.5], [-59.15, -9.25], [-59.25, -9.0], [-59.03, -8.47], [-58.5, -8.25]]], [[[-56.53, -8.53], [-56.75, -8.0], [-56.53, -7.47], [-56.0, -7.25], [-55.47, -7.47], [-55.25, -8.0], [-55.47, -8.53], [-56.0, -8.75], [-56.53, -8.53]]]]}, "2010-09-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.15, -8.75], [-59.25, -8.5], [-59.15, -8.25], [-59.25, -8.0], [-59.03, -7.47], [-58.5, -7.25], [-58.25, -7.35], [-58.0, -7.25], [-57.75, -7.35], [-57.68, -7.32], [-57.65, -7.25], [-57.75, -7.0], [-57.53, -6.47], [-57.0, -6.25], [-56.75, -6.35], [-56.5, -6.25], [-56.25, -6.35], [-56.0, -6.25], [-55.47, -6.47], [-55.25, -7.0], [-55.46, -7.5], [-55.25, -8.0], [-55.35, -8.25], [-55.25, -8.5], [-55.47, -9.03], [-56.0, -9.25], [-56.25, -9.15], [-56.32, -9.18], [-56.47, -9.53], [-57.0, -9.75], [-57.25, -9.65], [-57.5, -9.75], [-57.75, -9.65], [-57.82, -9.68], [-57.97, -10.03], [-58.5, -10.25], [-59.03, -10.03], [-59.25, -9.5], [-59.15, -9.25], [-59.25, -9.0], [-59.15, -8.75]]]]}, "2010-09-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.15, -8.75], [-59.25, -8.5], [-59.15, -8.25], [-59.25, -8.0], [-59.03, -7.47], [-58.5, -7.25], [-58.25, -7.35], [-58.0, -7.25], [-57.75, -7.35], [-57.68, -7.32], [-57.65, -7.25], [-57.75, -7.0], [-57.53, -6.47], [-57.0, -6.25], [-56.75, -6.35], [-56.5, -6.25], [-56.25, -6.35], [-56.0, -6.25], [-55.47, -6.47], [-55.25, -7.0], [-55.46, -7.5], [-55.25, -8.0], [-55.35, -8.25], [-55.25, -8.5], [-55.47, -9.03], [-56.0, -9.25], [-56.25, -9.15], [-56.32, -9.18], [-56.47, -9.53], [-57.0, -9.75], [-57.25, -9.65], [-57.5, -9.75], [-57.75, -9.65], [-57.82, -9.68], [-57.97, -10.03], [-58.5, -10.25], [-59.03, -10.03], [-59.25, -9.5], [-59.15, -9.25], [-59.25, -9.0], [-59.15, -8.75]]]]}, "2010-09-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.15, -8.75], [-59.25, -8.5], [-59.15, -8.25], [-59.25, -8.0], [-59.03, -7.47], [-58.5, -7.25], [-58.25, -7.35], [-58.0, -7.25], [-57.75, -7.35], [-57.68, -7.32], [-57.65, -7.25], [-57.75, -7.0], [-57.53, -6.47], [-57.0, -6.25], [-56.75, -6.35], [-56.5, -6.25], [-56.25, -6.35], [-56.0, -6.25], [-55.47, -6.47], [-55.25, -7.0], [-55.46, -7.5], [-55.25, -8.0], [-55.35, -8.25], [-55.25, -8.5], [-55.47, -9.03], [-56.0, -9.25], [-56.25, -9.15], [-56.32, -9.18], [-56.47, -9.53], [-57.0, -9.75], [-57.25, -9.65], [-57.5, -9.75], [-57.75, -9.65], [-57.82, -9.68], [-57.97, -10.03], [-58.5, -10.25], [-59.03, -10.03], [-59.25, -9.5], [-59.15, -9.25], [-59.25, -9.0], [-59.15, -8.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.015182159610106}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.589620842941725}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.091375033319764, 29.71259890466365, 29.887859927082445, 29.500221180757308]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.53867271866551, 30.867573616843117, 31.42647262586513, 30.922376900906215]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9388486136909933, 2.5993012298695763, 2.8210919472860363, 2.4414368129910957]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.17501541378482, 3.195100162938047, 4.015182159610106, 3.4425218472042047]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2467062179012152, 1.543558271756413, 1.693527398520242, 1.487857288941265]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.293854824678884, 1.7760451491393991, 2.2664387522301084, 1.9684693980522299]}}