{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:10.671724", "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": "2019-Feb-08_to_2019-Feb-11_306.0_-34.5"}, "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": 2019020001462}, "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 08 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 11 2019"}, "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": 50685.452752646204}, "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": ["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": ["South Atlantic Ocean"]}, "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": -34.5}, "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": 306.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "306.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 304.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 308.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -36.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -33.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.53, -33.97], [-55.0, -33.75], [-54.75, -33.85], [-54.5, -33.75], [-54.25, -33.85], [-54.0, -33.75], [-53.47, -33.97], [-53.25, -34.5], [-53.46, -35.0], [-53.25, -35.5], [-53.47, -36.03], [-54.0, -36.25], [-54.25, -36.15], [-54.5, -36.25], [-54.75, -36.15], [-55.0, -36.25], [-55.53, -36.03], [-55.75, -35.5], [-55.54, -35.0], [-55.75, -34.5], [-55.53, -33.97]]]]}, "2019-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.53, -33.97], [-55.0, -33.75], [-54.75, -33.85], [-54.5, -33.75], [-54.25, -33.85], [-54.0, -33.75], [-53.75, -33.85], [-53.68, -33.82], [-53.53, -33.47], [-53.0, -33.25], [-52.75, -33.35], [-52.5, -33.25], [-51.97, -33.47], [-51.75, -34.0], [-51.85, -34.25], [-51.82, -34.32], [-51.47, -34.47], [-51.25, -35.0], [-51.47, -35.53], [-52.0, -35.75], [-52.25, -35.65], [-52.32, -35.68], [-52.47, -36.03], [-52.82, -36.18], [-52.97, -36.53], [-53.5, -36.75], [-54.03, -36.53], [-54.18, -36.18], [-54.25, -36.15], [-54.5, -36.25], [-54.75, -36.15], [-55.0, -36.25], [-55.53, -36.03], [-55.75, -35.5], [-55.54, -35.0], [-55.75, -34.5], [-55.53, -33.97]]]]}, "2019-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.53, -33.97], [-55.0, -33.75], [-54.75, -33.85], [-54.5, -33.75], [-54.25, -33.85], [-54.0, -33.75], [-53.75, -33.85], [-53.68, -33.82], [-53.53, -33.47], [-53.0, -33.25], [-52.75, -33.35], [-52.5, -33.25], [-51.97, -33.47], [-51.75, -34.0], [-51.85, -34.25], [-51.82, -34.32], [-51.47, -34.47], [-51.25, -35.0], [-51.47, -35.53], [-52.0, -35.75], [-52.25, -35.65], [-52.32, -35.68], [-52.47, -36.03], [-52.82, -36.18], [-52.97, -36.53], [-53.5, -36.75], [-54.03, -36.53], [-54.18, -36.18], [-54.25, -36.15], [-54.5, -36.25], [-54.75, -36.15], [-55.0, -36.25], [-55.53, -36.03], [-55.75, -35.5], [-55.54, -35.0], [-55.75, -34.5], [-55.53, -33.97]]]]}, "2019-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.03, -35.53], [-55.25, -35.0], [-55.03, -34.47], [-54.5, -34.25], [-54.25, -34.35], [-54.18, -34.32], [-54.03, -33.97], [-53.68, -33.82], [-53.53, -33.47], [-53.0, -33.25], [-52.75, -33.35], [-52.5, -33.25], [-51.97, -33.47], [-51.75, -34.0], [-51.85, -34.25], [-51.82, -34.32], [-51.47, -34.47], [-51.25, -35.0], [-51.47, -35.53], [-52.0, -35.75], [-52.25, -35.65], [-52.32, -35.68], [-52.47, -36.03], [-52.82, -36.18], [-52.97, -36.53], [-53.5, -36.75], [-54.03, -36.53], [-54.25, -36.0], [-54.15, -35.75], [-54.18, -35.68], [-54.25, -35.65], [-54.5, -35.75], [-55.03, -35.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.580686236534973}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.8825215727726308}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.231292708574415, 24.439216818592286, 25.239159977544375, 24.087082780181333]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.841564229703465, 25.547322172140184, 25.963448759370237, 24.50972463945135]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.6345653514860508, 2.7060418060604348, 3.5385892565720267, 2.303662928913736]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.18698311808879, 3.634801505354062, 4.580686236534973, 2.4730873834523663]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.334238608367346, 1.4747313018865016, 1.935875262328242, 1.3610128258642196]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4332413660290846, 1.815089257262575, 2.172930739915393, 1.5111255840895597]}}