{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:13.304424", "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": "2013-Aug-02_to_2013-Aug-04_310.0_-25.0"}, "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": 2013080001753}, "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 02 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 04 2013"}, "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": 56147.808237103796}, "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": ["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": []}, "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": -25.0}, "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": 310.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "310.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 308.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 311.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -26.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -22.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-08-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.15, -23.25], [-52.25, -23.0], [-52.03, -22.47], [-51.5, -22.25], [-50.97, -22.47], [-50.8, -22.88], [-50.5, -22.75], [-49.97, -22.97], [-49.75, -23.5], [-49.85, -23.75], [-49.82, -23.82], [-49.75, -23.85], [-49.5, -23.75], [-48.97, -23.97], [-48.82, -24.32], [-48.47, -24.47], [-48.25, -25.0], [-48.47, -25.53], [-49.0, -25.75], [-49.3, -25.62], [-49.47, -26.03], [-49.82, -26.18], [-49.97, -26.53], [-50.5, -26.75], [-50.75, -26.65], [-51.0, -26.75], [-51.25, -26.65], [-51.5, -26.75], [-52.03, -26.53], [-52.25, -26.0], [-52.03, -25.47], [-51.68, -25.32], [-51.65, -25.25], [-51.75, -25.0], [-51.65, -24.75], [-51.68, -24.68], [-52.03, -24.53], [-52.25, -24.0], [-52.15, -23.75], [-52.25, -23.5], [-52.15, -23.25]]]]}, "2013-08-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.15, -23.25], [-52.25, -23.0], [-52.03, -22.47], [-51.5, -22.25], [-50.97, -22.47], [-50.8, -22.88], [-50.5, -22.75], [-49.97, -22.97], [-49.75, -23.5], [-49.85, -23.75], [-49.82, -23.82], [-49.75, -23.85], [-49.5, -23.75], [-48.97, -23.97], [-48.82, -24.32], [-48.47, -24.47], [-48.25, -25.0], [-48.47, -25.53], [-49.0, -25.75], [-49.3, -25.62], [-49.47, -26.03], [-49.82, -26.18], [-49.97, -26.53], [-50.5, -26.75], [-50.75, -26.65], [-51.0, -26.75], [-51.25, -26.65], [-51.5, -26.75], [-52.03, -26.53], [-52.25, -26.0], [-52.03, -25.47], [-51.68, -25.32], [-51.65, -25.25], [-51.75, -25.0], [-51.65, -24.75], [-51.68, -24.68], [-52.03, -24.53], [-52.25, -24.0], [-52.15, -23.75], [-52.25, -23.5], [-52.15, -23.25]]]]}, "2013-08-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.15, -23.25], [-52.25, -23.0], [-52.03, -22.47], [-51.5, -22.25], [-50.97, -22.47], [-50.8, -22.88], [-50.5, -22.75], [-49.97, -22.97], [-49.75, -23.5], [-49.85, -23.75], [-49.82, -23.82], [-49.75, -23.85], [-49.5, -23.75], [-48.97, -23.97], [-48.82, -24.32], [-48.47, -24.47], [-48.25, -25.0], [-48.47, -25.53], [-49.0, -25.75], [-49.3, -25.62], [-49.47, -26.03], [-49.82, -26.18], [-49.97, -26.53], [-50.5, -26.75], [-50.75, -26.65], [-51.0, -26.75], [-51.25, -26.65], [-51.5, -26.75], [-52.03, -26.53], [-52.25, -26.0], [-52.03, -25.47], [-51.68, -25.32], [-51.65, -25.25], [-51.75, -25.0], [-51.65, -24.75], [-51.68, -24.68], [-52.03, -24.53], [-52.25, -24.0], [-52.15, -23.75], [-52.25, -23.5], [-52.15, -23.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.8693563943976415}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.293623944586632}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [19.00154290050773, 19.85263529745174, 19.28404751508816]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [22.323601660778593, 22.59708191928968, 22.51992962547189]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.014337483170763, 4.81527276883026, 4.051261581758874]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.872949942305638, 5.8693563943976415, 4.638168510881712]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2765086937608765, 1.5248080660760466, 1.3132643456389794]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4351826740997915, 1.8056839837469536, 1.4860195352461243]}}