{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:19:09.715755", "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-Oct-29_to_2020-Nov-01_355.0_5.0"}, "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": 2020100002728}, "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": "October 29 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 01 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": 61620.63957149847}, "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": ["C\u00f4te d'Ivoire", "Ghana"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa", "Africa"]}, "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": ["Atlantic 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": 5.0}, "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": 355.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "355.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 354.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 359.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-6.25, 4.5], [-6.03, 5.03], [-5.677, 5.177], [-5.53, 5.53], [-5.0, 5.75], [-4.75, 5.646], [-4.5, 5.75], [-4.25, 5.646], [-4.0, 5.75], [-3.75, 5.646], [-3.5, 5.75], [-3.25, 5.646], [-3.0, 5.75], [-2.75, 5.646], [-2.5, 5.75], [-2.25, 5.646], [-2.0, 5.75], [-1.75, 5.646], [-1.5, 5.75], [-1.25, 5.646], [-1.0, 5.75], [-0.47, 5.53], [-0.25, 5.0], [-0.47, 4.47], [-1.0, 4.25], [-1.25, 4.354], [-1.5, 4.25], [-1.75, 4.354], [-1.823, 4.323], [-1.97, 3.97], [-2.5, 3.75], [-2.75, 3.854], [-3.0, 3.75], [-3.25, 3.854], [-3.5, 3.75], [-3.75, 3.854], [-3.823, 3.823], [-3.97, 3.47], [-4.5, 3.25], [-4.75, 3.354], [-4.823, 3.323], [-4.97, 2.97], [-5.5, 2.75], [-6.03, 2.97], [-6.25, 3.5], [-6.146, 3.75], [-6.25, 4.0], [-6.146, 4.25], [-6.25, 4.5]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Western-Africa", "Equatorial.Atlantic-Ocean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-10-29T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-5.67677669529661, 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