{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:42.165525", "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": "2015-Aug-14_to_2015-Aug-17_299.5_-1.0"}, "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": 2015080002121}, "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": "August 14 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 17 2015"}, "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": 89581.2433353043}, "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"]}, "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": -1.0}, "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": 299.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "299.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 297.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 301.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -3.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-61.53, -0.47], [-61.0, -0.25], [-60.75, -0.35], [-60.5, 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[-59.47, -3.53], [-59.82, -3.68], [-59.97, -4.03], [-60.5, -4.25], [-60.75, -4.15], [-61.0, -4.25], [-61.53, -4.03], [-61.68, -3.68], [-61.75, -3.65], [-62.0, -3.75], [-62.53, -3.53], [-62.75, -3.0], [-62.53, -2.47], [-62.18, -2.32], [-62.15, -2.25], [-62.25, -2.0]]]]}, "2015-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, -2.0], [-62.15, -1.75], [-62.25, -1.5], [-62.03, -0.97], [-61.68, -0.82], [-61.53, -0.47], [-61.18, -0.32], [-61.03, 0.03], [-60.5, 0.25], [-60.25, 0.15], [-60.18, 0.18], [-60.03, 0.53], [-59.68, 0.68], [-59.53, 1.03], [-59.0, 1.25], [-58.47, 1.03], [-58.25, 0.5], [-58.35, 0.25], [-58.25, 0.0], [-58.47, -0.53], [-58.82, -0.68], [-58.97, -1.03], [-59.32, -1.18], [-59.35, -1.25], [-59.32, -1.32], [-58.97, -1.47], [-58.75, -2.0], [-58.97, -2.53], [-59.32, -2.68], [-59.35, -2.75], [-59.25, -3.0], [-59.47, -3.53], [-59.82, -3.68], [-59.97, -4.03], [-60.5, -4.25], [-60.75, -4.15], [-61.0, -4.25], [-61.53, -4.03], [-61.68, -3.68], [-61.75, -3.65], [-62.0, -3.75], [-62.53, -3.53], [-62.75, -3.0], [-62.53, -2.47], [-62.18, -2.32], [-62.15, -2.25], [-62.25, -2.0]]]]}, "2015-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-62.25, -2.0], [-62.15, -1.75], [-62.25, -1.5], [-62.03, -0.97], [-61.5, -0.75], [-61.25, -0.85], [-61.18, -0.82], [-61.15, -0.75], [-61.25, -0.5], [-61.03, 0.03], [-60.5, 0.25], [-60.25, 0.15], [-60.18, 0.18], [-60.03, 0.53], [-59.68, 0.68], [-59.53, 1.03], [-59.0, 1.25], [-58.47, 1.03], [-58.25, 0.5], [-58.35, 0.25], [-58.25, 0.0], [-58.47, -0.53], [-58.82, -0.68], [-58.97, -1.03], [-59.32, -1.18], [-59.35, -1.25], [-59.25, -1.5], [-59.35, -1.75], [-59.25, -2.0], [-59.35, -2.25], [-59.25, -2.5], [-59.47, -3.03], [-59.82, -3.18], [-59.85, -3.25], [-59.75, -3.5], [-59.97, -4.03], [-60.5, -4.25], [-60.75, -4.15], [-61.0, -4.25], [-61.53, -4.03], [-61.68, -3.68], [-61.75, -3.65], [-62.0, -3.75], [-62.53, -3.53], [-62.75, -3.0], [-62.53, -2.47], [-62.18, -2.32], [-62.15, -2.25], [-62.25, -2.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7374837290647633}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.1071036267688963}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.00005465463886, 28.34095775788535, 28.616465530017365, 28.25579175961019]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.954848879710482, 30.028679910348785, 30.089962639944815, 30.033626122450187]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8361364084438956, 2.125480440745695, 2.3439498080814394, 1.937071801314438]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.0285970739050754, 2.7374837290647633, 2.680374076695557, 2.396617036508701]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5613096590978512, 1.8125068260759496, 1.9854158309618801, 1.5795549685994805]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6887734926771696, 2.312223594472319, 2.3015368873827424, 1.8677578537592745]}}