{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:54:37.599345", "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-Jul-17_to_2023-Jul-21_76.0_49.5"}, "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": 2023070002189}, "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 17 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 21 2023"}, "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": 132185.52606603032}, "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": ["Kazakhstan"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 49.5}, "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": 76.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "76.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 72.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 79.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 46.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 50.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[72.25, 49.5], [72.35, 49.75], [72.25, 50.0], [72.47, 50.53], [73.0, 50.75], [73.25, 50.65], [73.5, 50.75], [73.75, 50.65], 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{"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.Siberia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.35, 48.75], [72.25, 49.0], [72.35, 49.25], [72.25, 49.5], [72.35, 49.75], [72.25, 50.0], [72.47, 50.53], [73.0, 50.75], [73.25, 50.65], [73.5, 50.75], [73.75, 50.65], [74.0, 50.75], [74.25, 50.65], [74.5, 50.75], [74.75, 50.65], [75.0, 50.75], [75.25, 50.65], [75.5, 50.75], [75.75, 50.65], [76.0, 50.75], [76.53, 50.53], [76.68, 50.18], [77.03, 50.03], [77.25, 49.5], [77.15, 49.25], [77.25, 49.0], [77.03, 48.47], [76.68, 48.32], [76.53, 47.97], [76.13, 47.8], [76.25, 47.5], [76.03, 46.97], [75.68, 46.82], [75.53, 46.47], [75.18, 46.32], [75.03, 45.97], [74.5, 45.75], [73.97, 45.97], [73.82, 46.32], [73.47, 46.47], [73.32, 46.82], [72.97, 46.97], [72.82, 47.32], [72.75, 47.35], 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