{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:06:18.020450", "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": "2016-Sep-14_to_2016-Sep-19_112.0_21.5"}, "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": 2016090001821}, "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": "September 14 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 19 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 63607.43142944321}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Asia"]}, "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": ["South China Sea"]}, "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": 21.5}, "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": 112.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "112.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 110.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 113.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 19.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 22.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-09-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[111.25, 21.5], [111.47, 22.03], [112.0, 22.25], [112.25, 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19.75], [110.82, 19.82], [110.47, 19.97], [110.32, 20.32], [109.97, 20.47], [109.75, 21.0]]]]}, "2016-09-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.75, 21.0], [109.97, 21.53], [110.5, 21.75], [110.75, 21.65], [110.82, 21.68], [110.97, 22.03], [111.5, 22.25], [111.75, 22.15], [112.0, 22.25], [112.25, 22.15], [112.5, 22.25], [112.75, 22.15], [112.82, 22.18], [112.97, 22.53], [113.5, 22.75], [114.03, 22.53], [114.25, 22.0], [114.03, 21.47], [113.68, 21.32], [113.65, 21.25], [113.75, 21.0], [113.65, 20.75], [113.75, 20.5], [113.65, 20.25], [113.75, 20.0], [113.53, 19.47], [113.0, 19.25], [112.75, 19.35], [112.68, 19.32], [112.53, 18.97], [112.0, 18.75], [111.75, 18.85], [111.5, 18.75], [110.97, 18.97], [110.75, 19.5], [110.85, 19.75], [110.82, 19.82], [110.47, 19.97], [110.32, 20.32], [109.97, 20.47], [109.75, 21.0]]]]}, "2016-09-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.75, 21.0], [109.97, 21.53], [110.5, 21.75], [110.75, 21.65], 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"description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9158969943155173, 1.9961136932430905, 1.7359984726988207, 1.8218787968056647, 1.6424914855086297, 1.4488551502145035]}}