{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:04:45.507649", "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": "2016-Feb-05_to_2016-Feb-08_302.0_-33.5"}, "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": 2016020001118}, "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": "February 05 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 08 2016"}, "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": 82221.76962947883}, "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": ["Argentina", "Uruguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": ["Rio de La Plata"]}, "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": -33.5}, "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": 302.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "302.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 299.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 303.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -35.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -31.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-02-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.65, -34.25], [-60.75, -34.0], [-60.65, -33.75], [-60.75, -33.5], [-60.53, -32.97], [-60.18, -32.82], [-60.15, -32.75], [-60.25, -32.5], [-60.03, -31.97], [-59.68, -31.82], [-59.53, -31.47], [-59.0, -31.25], [-58.47, -31.47], [-58.32, -31.82], [-57.97, -31.97], [-57.82, -32.32], [-57.47, -32.47], [-57.32, -32.82], [-57.25, -32.85], [-57.0, -32.75], [-56.47, -32.97], [-56.25, -33.5], [-56.35, -33.75], [-56.25, -34.0], [-56.35, -34.25], [-56.25, -34.5], [-56.47, -35.03], [-57.0, -35.25], [-57.53, -35.03], [-57.68, -34.68], [-57.75, -34.65], [-57.82, -34.68], [-57.97, -35.03], [-58.32, -35.18], [-58.47, -35.53], [-59.0, -35.75], [-59.25, -35.65], [-59.5, -35.75], [-59.75, -35.65], [-60.0, -35.75], [-60.53, -35.53], [-60.75, -35.0], [-60.65, -34.75], [-60.75, -34.5], [-60.65, -34.25]]]]}, "2016-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.65, -34.25], [-60.75, -34.0], [-60.65, -33.75], [-60.75, -33.5], [-60.53, -32.97], [-60.18, -32.82], [-60.15, -32.75], [-60.25, -32.5], [-60.03, -31.97], [-59.68, -31.82], [-59.53, -31.47], [-59.0, -31.25], [-58.47, -31.47], [-58.32, -31.82], [-57.97, -31.97], [-57.82, -32.32], [-57.47, -32.47], [-57.32, -32.82], [-57.25, -32.85], [-57.0, -32.75], [-56.47, -32.97], [-56.25, -33.5], [-56.35, -33.75], [-56.25, -34.0], [-56.35, -34.25], [-56.25, -34.5], [-56.47, -35.03], [-57.0, -35.25], [-57.25, -35.15], [-57.5, -35.25], [-57.75, -35.15], [-58.0, -35.25], [-58.25, -35.15], [-58.32, -35.18], [-58.47, -35.53], [-59.0, -35.75], [-59.25, -35.65], [-59.5, -35.75], [-59.75, -35.65], [-60.0, -35.75], [-60.53, -35.53], [-60.75, -35.0], [-60.65, -34.75], [-60.75, -34.5], [-60.65, -34.25]]]]}, "2016-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.65, -34.25], [-60.75, -34.0], [-60.65, -33.75], [-60.75, -33.5], [-60.53, -32.97], [-60.18, -32.82], [-60.15, -32.75], [-60.25, -32.5], [-60.03, -31.97], [-59.68, -31.82], [-59.53, -31.47], [-59.0, -31.25], [-58.47, -31.47], [-58.32, -31.82], [-57.97, -31.97], [-57.82, -32.32], [-57.47, -32.47], [-57.32, -32.82], [-57.25, -32.85], [-57.0, -32.75], [-56.47, -32.97], [-56.25, -33.5], [-56.35, -33.75], [-56.25, -34.0], [-56.35, -34.25], [-56.25, -34.5], [-56.47, -35.03], [-57.0, -35.25], [-57.25, -35.15], [-57.5, -35.25], [-57.75, -35.15], [-58.0, -35.25], [-58.25, -35.15], [-58.32, -35.18], [-58.47, -35.53], [-59.0, -35.75], [-59.25, -35.65], [-59.5, -35.75], [-59.75, -35.65], [-60.0, -35.75], [-60.53, -35.53], [-60.75, -35.0], [-60.65, -34.75], [-60.75, -34.5], [-60.65, -34.25]]]]}, "2016-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.53, -35.03], [-58.75, -34.5], [-58.53, -33.97], [-58.0, -33.75], [-57.75, -33.85], [-57.5, -33.75], [-56.97, -33.97], [-56.75, -34.5], [-56.97, -35.03], [-57.5, -35.25], [-57.75, -35.15], [-58.0, -35.25], [-58.53, -35.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.535492987752946}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.41839053079777}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.48786606915462, 28.32504411657726, 27.87902329650018, 26.367433036141847]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.27769338218269, 29.479750716099318, 29.074425932609927, 26.543659755298165]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.044952511893354, 4.835007402056146, 4.426595443507093, 3.222812270880837]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.616682155994056, 5.535492987752946, 5.122253963942512, 3.331460486825108]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4644115452657658, 1.7753863222003232, 1.6444132626719457, 1.3350650090961225]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.670583643442658, 2.0256949231619785, 1.8839472723649255, 1.4292350221181347]}}