{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:14.205223", "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": "2011-Aug-16_to_2011-Aug-20_295.0_0.5"}, "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": 2011080002567}, "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": "August 16 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 20 2011"}, "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": 52543.26299975802}, "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": ["Brazil", "Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "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": 0.5}, "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": 295.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "295.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 292.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 296.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -1.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 2.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.0, 1.25], [-64.47, 1.03], [-64.25, 0.5], [-64.47, -0.03], [-65.0, -0.25], [-65.53, -0.03], [-65.75, 0.5], [-65.53, 1.03], [-65.0, 1.25]]]]}, "2011-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.03, -1.03], [-68.25, -0.5], [-68.03, 0.03], [-67.5, 0.25], [-66.97, 0.03], [-66.75, -0.5], [-66.97, -1.03], [-67.5, -1.25], [-68.03, -1.03]]], [[[-65.53, -0.03], [-65.75, 0.5], [-65.53, 1.03], [-65.0, 1.25], [-64.47, 1.03], [-64.25, 0.5], [-64.47, -0.03], [-65.0, -0.25], [-65.53, -0.03]]]]}, "2011-08-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.03, -1.03], [-68.25, -0.5], [-68.03, 0.03], [-67.5, 0.25], [-67.25, 0.15], [-67.0, 0.25], [-66.75, 0.15], [-66.5, 0.25], [-66.25, 0.15], [-66.0, 0.25], [-65.75, 0.15], [-65.68, 0.18], [-65.65, 0.25], [-65.75, 0.5], [-65.53, 1.03], [-65.18, 1.18], [-65.15, 1.25], [-65.25, 1.5], [-65.03, 2.03], [-64.68, 2.18], [-64.53, 2.53], [-64.0, 2.75], [-63.47, 2.53], [-63.25, 2.0], [-63.47, 1.47], [-63.82, 1.32], [-63.85, 1.25], [-63.75, 1.0], [-63.85, 0.75], [-63.82, 0.68], [-63.47, 0.53], [-63.32, 0.18], [-62.97, 0.03], [-62.75, -0.5], [-62.97, -1.03], [-63.5, -1.25], [-64.0, -1.04], [-64.5, -1.25], [-64.75, -1.15], [-65.0, -1.25], [-65.25, -1.15], [-65.5, -1.25], [-65.75, -1.15], [-65.82, -1.18], [-65.97, -1.53], [-66.5, -1.75], [-67.03, -1.53], [-67.18, -1.18], [-67.25, -1.15], [-67.5, -1.25], [-68.03, -1.03]]]]}, "2011-08-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.03, -1.03], [-68.25, -0.5], [-68.03, 0.03], [-67.5, 0.25], [-67.25, 0.15], [-67.0, 0.25], [-66.75, 0.15], [-66.5, 0.25], [-66.25, 0.15], [-66.0, 0.25], [-65.75, 0.15], [-65.68, 0.18], [-65.65, 0.25], [-65.75, 0.5], [-65.53, 1.03], [-65.18, 1.18], [-65.15, 1.25], [-65.25, 1.5], [-65.03, 2.03], [-64.68, 2.18], [-64.53, 2.53], [-64.0, 2.75], [-63.47, 2.53], [-63.25, 2.0], [-63.47, 1.47], [-63.82, 1.32], [-63.85, 1.25], [-63.75, 1.0], [-63.85, 0.75], [-63.82, 0.68], [-63.47, 0.53], [-63.32, 0.18], [-62.97, 0.03], [-62.75, -0.5], [-62.97, -1.03], [-63.5, -1.25], [-64.0, -1.04], [-64.5, -1.25], [-64.75, -1.15], [-65.0, -1.25], [-65.25, -1.15], [-65.5, -1.25], [-65.75, -1.15], [-65.82, -1.18], [-65.97, -1.53], [-66.5, -1.75], [-67.03, -1.53], [-67.18, -1.18], [-67.25, -1.15], [-67.5, -1.25], [-68.03, -1.03]]]]}, "2011-08-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.03, -1.03], [-68.25, -0.5], [-68.03, 0.03], [-67.5, 0.25], [-67.25, 0.15], [-67.0, 0.25], [-66.75, 0.15], [-66.5, 0.25], [-66.25, 0.15], [-66.0, 0.25], [-65.75, 0.15], [-65.68, 0.18], [-65.65, 0.25], [-65.75, 0.5], [-65.53, 1.03], [-65.18, 1.18], [-65.15, 1.25], [-65.25, 1.5], [-65.03, 2.03], [-64.68, 2.18], [-64.53, 2.53], [-64.0, 2.75], [-63.47, 2.53], [-63.25, 2.0], [-63.47, 1.47], [-63.82, 1.32], [-63.85, 1.25], [-63.75, 1.0], [-63.85, 0.75], [-63.82, 0.68], [-63.47, 0.53], [-63.32, 0.18], [-62.97, 0.03], [-62.75, -0.5], [-62.97, -1.03], [-63.5, -1.25], [-64.0, -1.04], [-64.5, -1.25], [-64.75, -1.15], [-65.0, -1.25], [-65.25, -1.15], [-65.5, 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