{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:23:14.989652", "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-Mar-27_to_2021-Mar-30_303.5_-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": 2021030002704}, "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": "March 27 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 30 2021"}, "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": 86121.54207535318}, "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": -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": 303.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "303.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 302.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 305.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-58.177, -4.823], [-58.146, -4.75], [-58.25, -4.5], [-58.03, -3.97], [-57.5, -3.75], [-57.25, -3.854], [-57.177, -3.823], [-57.03, -3.47], [-56.5, -3.25], [-55.97, -3.47], [-55.75, -4.0], [-55.875, -4.302], [-55.75, -4.354], [-55.5, -4.25], [-54.97, -4.47], [-54.823, -4.823], [-54.75, -4.854], [-54.5, -4.75], [-53.97, -4.97], [-53.75, -5.5], [-53.854, -5.75], [-53.75, -6.0], [-53.957, -6.5], [-53.75, -7.0], [-53.97, -7.53], [-54.5, -7.75], [-54.75, -7.646], [-55.0, -7.75], [-55.53, -7.53], [-55.677, -7.177], [-56.03, -7.03], [-56.177, -6.677], [-56.25, -6.646], [-56.323, -6.677], [-56.47, -7.03], [-57.0, -7.25], [-57.53, -7.03], [-57.677, -6.677], [-57.75, -6.646], [-58.0, -6.75], [-58.53, -6.53], [-58.75, -6.0], [-58.646, -5.75], [-58.75, -5.5], [-58.53, -4.97], [-58.177, -4.823]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-03-27T11:30:00.000000000": {"type": "Polygon", "coordinates": 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1.8252664194154795]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4712670438615305, 1.7816887683035247, 1.9371717697013082, 2.46816181231992]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4820791448214552, 1.6049556851300568, 1.7513060860950522, 2.0322256547052326]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5691366916037983, 1.917210787093157, 2.2085262755914714, 2.7600665999939595]}}