{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:51.251556", "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": "2012-Nov-01_to_2012-Nov-07_322.5_-9.0"}, "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": 2012110001285}, "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": "November 01 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 07 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 76286.43852061313}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": []}, "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": -9.0}, "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": 322.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "322.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 320.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 324.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -7.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-11-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-38.75, -8.5], [-38.53, -7.97], [-38.0, -7.75], [-37.75, 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[-39.25, -9.0], [-39.15, -8.75]]]]}, "2012-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-39.15, -8.75], [-39.25, -8.5], [-39.03, -7.97], [-38.68, -7.82], [-38.53, -7.47], [-38.0, -7.25], [-37.47, -7.47], [-37.32, -7.82], [-37.25, -7.85], [-37.0, -7.75], [-36.75, -7.85], [-36.5, -7.75], [-36.25, -7.85], [-36.0, -7.75], [-35.47, -7.97], [-35.25, -8.5], [-35.35, -8.75], [-35.25, -9.0], [-35.47, -9.53], [-35.82, -9.68], [-35.97, -10.03], [-36.32, -10.18], [-36.47, -10.53], [-36.82, -10.68], [-36.97, -11.03], [-37.5, -11.25], [-37.75, -11.15], [-38.0, -11.25], [-38.53, -11.03], [-38.75, -10.5], [-38.65, -10.25], [-38.68, -10.18], [-39.03, -10.03], [-39.25, -9.5], [-39.15, -9.25], [-39.25, -9.0], [-39.15, -8.75]]]]}, "2012-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-39.53, -7.97], [-39.0, -7.75], [-38.75, -7.85], [-38.68, -7.82], [-38.53, -7.47], [-38.0, -7.25], [-37.47, -7.47], [-37.32, -7.82], [-37.25, -7.85], [-37.0, -7.75], [-36.75, 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evolution of mean t2m anomalies.", "value": [1.5354383230399549, 1.7366921578260768, 1.7928074396560725, 2.218740444443372, 1.8810032166922426, 1.7368759348233767, 2.026693187080184]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7038647662801054, 2.914191685865376, 2.9846978579363963, 3.4037140421652907, 2.858391834680674, 2.445328400731853, 2.026693187080184]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6561518473997976, 1.6266662374184284, 1.609038373466386, 1.9827921810992297, 1.639847357045258, 1.4176366464527965, 1.4401575390161172]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.099308482415142, 2.0959992745857874, 2.1468697394099934, 2.391330001952891, 1.988015565814922, 1.614917495863595, 1.4401575390161172]}}