{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:20:08.536586", "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": "2020-May-21_to_2020-May-23_294.5_-5.5"}, "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": 2020050002249}, "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": "May 21 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 23 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 101399.8109581658}, "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": -5.5}, "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": 294.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "294.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 289.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 295.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-05-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.53, -6.47], [-70.0, -6.25], [-70.53, -6.03], [-70.75, 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-6.25], [-69.68, -6.18], [-69.75, -6.15], [-70.0, -6.25], [-69.75, -6.35]]]]}, "2020-05-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.53, -6.47], [-70.0, -6.25], [-70.53, -6.03], [-70.75, -5.5], [-70.53, -4.97], [-70.0, -4.75], [-69.75, -4.85], [-69.5, -4.75], [-69.25, -4.85], [-69.0, -4.75], [-68.75, -4.85], [-68.5, -4.75], [-67.97, -4.97], [-67.82, -5.32], [-67.7, -5.38], [-67.53, -4.97], [-67.0, -4.75], [-66.75, -4.85], [-66.5, -4.75], [-66.25, -4.85], [-66.18, -4.82], [-66.03, -4.47], [-65.5, -4.25], [-64.97, -4.47], [-64.82, -4.82], [-64.75, -4.85], [-64.5, -4.75], [-63.97, -4.97], [-63.75, -5.5], [-63.97, -6.03], [-64.5, -6.25], [-64.75, -6.15], [-64.82, -6.18], [-64.85, -6.25], [-64.75, -6.5], [-64.85, -6.75], [-64.75, -7.0], [-64.97, -7.53], [-65.5, -7.75], [-66.03, -7.53], [-66.18, -7.18], [-66.25, -7.15], [-66.5, -7.25], [-66.75, -7.15], [-66.82, -7.18], [-66.97, -7.53], [-67.5, -7.75], [-67.75, -7.65], [-68.0, -7.75], [-68.25, -7.65], [-68.5, 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"Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.085378020179633, 27.3407136584471, 27.811777383491403]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2928883069378168, 1.393680457138511, 1.4864337555463967]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7286400492898224, 1.616644862402893, 2.0192001408226474]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3675896943098458, 1.4870406245120793, 1.6061979926809555]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6042253708570946, 1.9197129956927297, 2.352749753250217]}}