{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:09:16.070178", "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": "2017-Oct-16_to_2017-Oct-18_302.5_-38.0"}, "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": 2017100002049}, "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": "October 16 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 18 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 54193.636162828465}, "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": ["Argentina"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": ["South Atlantic Ocean"]}, "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": -38.0}, "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": 302.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "302.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 300.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 304.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -38.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -35.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.65, -36.75], [-59.75, -36.5], [-59.53, -35.97], [-59.0, -35.75], [-58.75, -35.85], [-58.5, -35.75], [-58.25, -35.85], [-58.0, -35.75], [-57.47, -35.97], [-57.32, -36.32], [-57.25, -36.35], [-57.0, -36.25], [-56.7, -36.38], [-56.53, -35.97], [-56.18, -35.82], [-56.03, -35.47], [-55.5, -35.25], [-54.97, -35.47], [-54.75, -36.0], [-54.85, -36.25], [-54.75, -36.5], [-54.97, -37.03], [-55.32, -37.18], [-55.47, -37.53], [-55.82, -37.68], [-55.97, -38.03], [-56.32, -38.18], [-56.47, -38.53], [-57.0, -38.75], [-57.25, -38.65], [-57.5, -38.75], [-57.75, -38.65], [-58.0, -38.75], [-58.25, -38.65], [-58.5, -38.75], [-59.03, -38.53], [-59.18, -38.18], [-59.53, -38.03], [-59.75, -37.5], [-59.65, -37.25], [-59.75, -37.0], [-59.65, -36.75]]]]}, "2017-10-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.65, -36.75], [-59.75, -36.5], [-59.53, -35.97], [-59.0, -35.75], [-58.75, -35.85], [-58.5, -35.75], [-58.25, -35.85], [-58.0, -35.75], [-57.47, -35.97], [-57.32, -36.32], [-57.25, -36.35], [-57.0, -36.25], [-56.7, -36.38], [-56.53, -35.97], [-56.18, -35.82], [-56.03, -35.47], [-55.5, -35.25], [-54.97, -35.47], [-54.75, -36.0], [-54.85, -36.25], [-54.75, -36.5], [-54.97, -37.03], [-55.32, -37.18], [-55.47, -37.53], [-55.82, -37.68], [-55.97, -38.03], [-56.32, -38.18], [-56.47, -38.53], [-57.0, -38.75], [-57.25, -38.65], [-57.5, -38.75], [-57.75, -38.65], [-58.0, -38.75], [-58.25, -38.65], [-58.5, -38.75], [-59.03, -38.53], [-59.18, -38.18], [-59.53, -38.03], [-59.75, -37.5], [-59.65, -37.25], [-59.75, -37.0], [-59.65, -36.75]]]]}, "2017-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.65, -36.75], [-59.75, -36.5], [-59.53, -35.97], [-59.0, -35.75], [-58.75, -35.85], [-58.5, -35.75], [-58.25, -35.85], [-58.0, -35.75], [-57.47, -35.97], [-57.32, -36.32], [-57.25, -36.35], [-57.0, -36.25], [-56.7, -36.38], [-56.53, -35.97], [-56.18, -35.82], [-56.03, -35.47], [-55.5, -35.25], [-54.97, -35.47], [-54.75, -36.0], [-54.85, -36.25], [-54.75, -36.5], [-54.97, -37.03], [-55.32, -37.18], [-55.47, -37.53], [-55.82, -37.68], [-55.97, -38.03], [-56.32, -38.18], [-56.47, -38.53], [-57.0, -38.75], [-57.25, -38.65], [-57.5, -38.75], [-57.75, -38.65], [-58.0, -38.75], [-58.25, -38.65], [-58.5, -38.75], [-59.03, -38.53], [-59.18, -38.18], [-59.53, -38.03], [-59.75, -37.5], [-59.65, -37.25], [-59.75, -37.0], [-59.65, -36.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.72792954304424}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.359019251463652}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [17.91587046164301, 19.47532853984393, 18.653541440522304]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [19.2909726239576, 21.132341275580416, 20.408484624625885]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.7087471542567956, 5.1480852761794695, 4.22022532395469]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.280506878213373, 6.72792954304424, 5.702795304237952]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5104621328107397, 2.026541441306504, 1.592298313614403]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.884411329358392, 2.21896874095988, 1.9053699904245418]}}