{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:25:55.759008", "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": "2021-Jun-25_to_2021-Jun-27_310.0_-23.0"}, "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": 2021060002972}, "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": "June 25 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 27 2021"}, "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": 79668.81610964154}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": -23.0}, "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": 310.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "310.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 307.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 311.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -25.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -21.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-53.25, -21.5], [-53.03, -20.97], [-52.5, -20.75], [-52.25, -20.854], [-52.0, -20.75], [-51.75, -20.854], [-51.5, -20.75], [-50.97, -20.97], [-50.802, -21.375], [-50.5, -21.25], [-50.25, -21.354], [-50.0, -21.25], [-49.47, -21.47], [-49.323, -21.823], [-49.25, -21.854], [-49.0, -21.75], [-48.47, -21.97], [-48.25, -22.5], [-48.354, -22.75], [-48.25, -23.0], [-48.354, -23.25], [-48.25, -23.5], [-48.354, -23.75], [-48.25, -24.0], [-48.47, -24.53], [-49.0, -24.75], [-49.302, -24.625], [-49.354, -24.75], [-49.25, -25.0], [-49.47, -25.53], [-50.0, -25.75], [-50.53, -25.53], [-50.677, -25.177], [-50.75, -25.146], [-51.0, -25.25], [-51.53, -25.03], [-51.75, -24.5], [-51.646, -24.25], [-51.75, -24.0], [-51.646, -23.75], [-51.75, -23.5], [-51.646, -23.25], [-51.677, -23.177], [-52.03, -23.03], [-52.177, -22.677], [-52.53, -22.53], [-52.677, -22.177], [-53.03, -22.03], [-53.25, -21.5]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-06-25T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-52.67677669529661, -22.17677669529664], [-53.03033008588989, -22.03033008588991], [-53.25, -21.5], [-53.03033008588989, -20.96966991411009], [-52.5, -20.75], [-52.25, -20.853553390593277], [-52.0, -20.75], [-51.75, -20.853553390593277], [-51.5, -20.75], [-50.96966991411011, -20.96966991411009], [-50.80177669529667, -21.375000000000007], [-50.5, -21.25], [-50.25, -21.353553390593277], [-50.0, -21.25], [-49.46966991411011, -21.46966991411009], [-49.32322330470339, -21.82322330470336], [-49.25, -21.853553390593277], [-49.0, -21.75], [-48.46966991411011, -21.96966991411009], [-48.25, -22.5], [-48.35355339059328, -22.75], [-48.25, -23.0], [-48.35355339059328, -23.25], [-48.25, -23.5], [-48.35355339059328, -23.75], [-48.25, -24.0], [-48.46966991411011, -24.53033008588991], [-49.0, -24.75], [-49.30177669529667, -24.624999999999993], [-49.35355339059328, -24.75], [-49.25, -25.0], 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maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4732545190717823, 1.570538230407263, 1.5949705837585593]}}