{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:59:25.894265", "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": "2024-Jun-11_to_2024-Jun-15_107.0_34.0"}, "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": 2024060001636}, "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 11 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 15 2024"}, "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": 122740.68850087887}, "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": ["China"]}, "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": 34.0}, "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": 107.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "107.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 102.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 108.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 29.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 34.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[103.25, 32.0], [103.47, 32.53], [103.82, 32.68], [103.85, 32.75], [103.75, 33.0], [103.85, 33.25], [103.75, 33.5], 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"IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[103.75, 33.0], [103.85, 33.25], [103.75, 33.5], [103.97, 34.03], [104.5, 34.25], [104.75, 34.15], [104.82, 34.18], [104.85, 34.25], [104.75, 34.5], [104.97, 35.03], [105.5, 35.25], [106.03, 35.03], [106.18, 34.68], [106.25, 34.65], [106.5, 34.75], [106.75, 34.65], [107.0, 34.75], [107.25, 34.65], [107.5, 34.75], [108.03, 34.53], [108.18, 34.18], [108.53, 34.03], [108.75, 33.5], [108.53, 32.97], [108.0, 32.75], [107.5, 32.96], [107.0, 32.75], [106.75, 32.85], [106.5, 32.75], [106.2, 32.88], [106.03, 32.47], [105.5, 32.25], [105.25, 32.35], [105.18, 32.32], [105.03, 31.97], [104.63, 31.8], [104.75, 31.5], [104.53, 30.97], [104.0, 30.75], [103.47, 30.97], [103.25, 31.5], [103.47, 32.03], 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mean standardized t2m anomalies.", "value": [1.6790704323754762, 1.8616578348720063, 1.5347622841359692, 1.8555976000379661, 1.6273210194534842]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.198794540578839, 2.5582412161557095, 1.9285167121626572, 2.3817309709985723, 2.1518449976379657]}}