{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:17:44.838113", "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-04_343.5_17.0"}, "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": 2020070003524}, "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 04 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 90553.89133671703}, "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": ["Mauritania"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": 17.0}, "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": 343.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "343.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 340.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 344.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 17.0}, "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": [[[-15.75, 17.0], [-15.97, 16.47], [-16.5, 16.25], [-16.75, 16.354], [-17.0, 16.25], [-17.25, 16.354], [-17.5, 16.25], [-18.03, 16.47], [-18.25, 17.0], [-18.146, 17.25], [-18.25, 17.5], [-18.146, 17.75], [-18.177, 17.823], [-18.53, 17.97], [-18.677, 18.323], [-19.03, 18.47], [-19.198, 18.875], [-19.5, 18.75], [-20.03, 18.97], [-20.25, 19.5], [-20.146, 19.75], [-20.156, 19.774], [-20.177, 19.823], [-20.53, 19.97], [-20.75, 20.5], [-20.53, 21.03], [-20.177, 21.177], [-20.03, 21.53], [-19.677, 21.677], [-19.53, 22.03], [-19.0, 22.25], [-18.47, 22.03], [-18.25, 21.5], [-18.354, 21.251], [-18.354, 21.25], [-18.323, 21.177], [-17.97, 21.03], [-17.75, 20.5], [-17.854, 20.25], [-17.802, 20.125], [-17.5, 20.25], [-17.25, 20.146], [-17.0, 20.25], [-16.47, 20.03], [-16.25, 19.5], [-16.354, 19.25], [-16.25, 19.0], [-16.354, 18.75], [-16.323, 18.677], [-16.25, 18.646], [-16.0, 18.75], [-15.47, 18.53], [-15.25, 18.0], [-15.47, 17.47], [-15.823, 17.323], [-15.854, 17.25], [-15.75, 17.0]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara", "N.Atlantic-Ocean"]}, 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