{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:20:01.436454", "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-Dec-12_to_2020-Dec-17_313.0_-10.5"}, "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": 2020120002139}, "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": "December 12 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 17 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 70158.6365382662}, "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": -10.5}, "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": 313.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "313.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 312.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 314.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -11.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -7.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-46.75, -11.146], [-46.823, -11.177], [-46.97, -11.53], [-47.5, -11.75], [-48.03, -11.53], [-48.25, -11.0], [-48.146, -10.75], [-48.25, -10.5], [-48.03, -9.97], [-47.677, -9.823], [-47.646, -9.75], [-47.75, -9.5], [-47.646, -9.25], [-47.646, -9.249], [-47.677, -9.177], [-48.03, -9.03], [-48.25, -8.5], [-48.03, -7.97], [-47.677, -7.823], [-47.53, -7.47], [-47.0, -7.25], [-46.75, -7.354], [-46.5, -7.25], [-46.25, -7.354], [-46.177, -7.323], [-46.03, -6.97], [-45.5, -6.75], [-44.97, -6.97], [-44.75, -7.5], [-44.97, -8.03], [-45.323, -8.177], [-45.354, -8.25], [-45.25, -8.5], [-45.354, -8.75], [-45.323, -8.823], [-44.97, -8.97], [-44.75, -9.5], [-44.854, -9.75], [-44.75, -10.0], [-44.97, -10.53], [-45.5, -10.75], [-45.75, -10.646], [-45.823, -10.677], [-45.97, -11.03], [-46.5, -11.25], [-46.749, -11.146], [-46.75, -11.146]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-12-12T11:30:00.000000000": 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