{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:17:44.531525", "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-Jul-31_to_2020-Aug-03_285.0_-42.5"}, "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": 2020070003467}, "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": "July 31 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 03 2020"}, "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": 58470.341145643695}, "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": ["Chile"]}, "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": ["Pacific 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": -42.5}, "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": 285.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "285.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 283.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 286.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -43.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -39.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-77.25, -41.0], [-77.03, -40.47], [-76.5, -40.25], [-76.25, -40.354], [-76.125, -40.302], [-76.25, -40.0], [-76.146, -39.75], [-76.25, -39.5], [-76.03, -38.97], [-75.5, -38.75], [-75.25, -38.854], [-75.177, -38.823], [-75.03, -38.47], [-74.5, -38.25], [-73.97, -38.47], [-73.823, -38.823], [-73.47, -38.97], [-73.25, -39.5], [-73.354, -39.75], [-73.25, -40.0], [-73.354, -40.25], [-73.25, -40.5], [-73.47, -41.03], [-73.823, -41.177], [-73.854, -41.25], [-73.75, -41.5], [-73.854, -41.75], [-73.75, -42.0], [-73.854, -42.25], [-73.75, -42.5], [-73.97, -43.03], [-74.323, -43.177], [-74.47, -43.53], [-75.0, -43.75], [-75.53, -43.53], [-75.75, -43.0], [-75.646, -42.75], [-75.677, -42.677], [-76.03, -42.53], [-76.25, -42.0], [-76.125, -41.698], [-76.25, -41.646], [-76.5, -41.75], [-77.03, -41.53], [-77.25, -41.0]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.W.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-07-31T11:30:00.000000000": {"type": 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11.541132566340195, 11.703563555756205]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [12.483613672732304, 12.528550633830719, 12.170473547015206, 12.32412448294923]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8660164128377155, 1.8162070920641669, 1.5062339521881813, 1.6791802667354865]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.241543196533371, 2.0061503204265705, 1.7053981500259283, 2.006192612937639]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4391244122256304, 1.45605070656461, 1.2682701729684336, 1.4598689013823545]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7721327131708149, 1.536461634622027, 1.3694926914222325, 1.638926295413871]}}