{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:53:58.862753", "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": "2023-Jun-09_to_2023-Jun-15_5.5_25.5"}, "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": 2023060001792}, "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": "June 09 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 15 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 128594.98123954068}, "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": ["Algeria"]}, "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": []}, "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": 25.5}, "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": 5.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "5.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 4.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 8.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 23.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 27.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[3.82, 24.82], [3.47, 24.97], [3.25, 25.5], [3.35, 25.75], [3.25, 26.0], [3.47, 26.53], [4.0, 26.75], [4.25, 26.65], [4.32, 26.68], [4.47, 27.03], [5.0, 27.25], [5.25, 27.15], [5.5, 27.25], [5.75, 27.15], [6.0, 27.25], [6.25, 27.15], [6.5, 27.25], [6.8, 27.13], [6.97, 27.53], [7.5, 27.75], [7.75, 27.65], [8.0, 27.75], [8.53, 27.53], [8.75, 27.0], [8.65, 26.75], [8.68, 26.68], [9.03, 26.53], [9.25, 26.0], [9.03, 25.47], [8.68, 25.32], [8.53, 24.97], [8.13, 24.8], [8.18, 24.68], [8.53, 24.53], [8.75, 24.0], [8.53, 23.47], [8.0, 23.25], [7.75, 23.35], [7.68, 23.32], [7.65, 23.25], [7.75, 23.0], [7.53, 22.47], [7.0, 22.25], [6.75, 22.35], [6.5, 22.25], [5.97, 22.47], [5.75, 23.0], [5.85, 23.25], [5.8, 23.38], [5.68, 23.32], [5.53, 22.97], [5.0, 22.75], [4.47, 22.97], [4.25, 23.5], [4.38, 23.8], [3.97, 23.97], [3.75, 24.5], [3.85, 24.75], [3.82, 24.82]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": 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