{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:30.657787", "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": "2014-May-23_to_2014-May-26_319.5_-13.0"}, "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": 2014050002512}, "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": "May 23 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 26 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 51345.28243066215}, "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": -13.0}, "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": 319.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "319.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 317.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 321.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -13.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -10.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-05-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.75, -12.5], [-42.53, -11.97], [-42.0, -11.75], [-41.75, -11.85], [-41.68, -11.82], [-41.53, -11.47], [-41.18, -11.32], [-41.15, -11.25], [-41.25, -11.0], [-41.15, -10.75], [-41.25, -10.5], [-41.03, -9.97], [-40.5, -9.75], [-39.97, -9.97], [-39.75, -10.5], [-39.85, -10.75], [-39.75, -11.0], [-39.85, -11.25], [-39.82, -11.32], [-39.47, -11.47], [-39.32, -11.82], [-39.25, -11.85], [-39.0, -11.75], [-38.47, -11.97], [-38.25, -12.5], [-38.47, -13.03], [-39.0, -13.25], [-39.25, -13.15], [-39.32, -13.18], [-39.47, -13.53], [-40.0, -13.75], [-40.25, -13.65], [-40.5, -13.75], [-40.75, -13.65], [-41.0, -13.75], [-41.25, -13.65], [-41.5, -13.75], [-42.03, -13.53], [-42.18, -13.18], [-42.53, -13.03], [-42.75, -12.5]]]]}, "2014-05-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.75, -12.5], [-42.53, -11.97], [-42.0, -11.75], [-41.75, -11.85], [-41.68, -11.82], [-41.53, -11.47], [-41.18, -11.32], [-41.15, -11.25], [-41.25, -11.0], [-41.15, -10.75], [-41.25, -10.5], [-41.03, -9.97], [-40.5, -9.75], [-39.97, -9.97], [-39.75, -10.5], [-39.85, -10.75], [-39.75, -11.0], [-39.85, -11.25], [-39.82, -11.32], [-39.47, -11.47], [-39.32, -11.82], [-39.25, -11.85], [-39.0, -11.75], [-38.47, -11.97], [-38.25, -12.5], [-38.47, -13.03], [-39.0, -13.25], [-39.25, -13.15], [-39.32, -13.18], [-39.47, -13.53], [-40.0, -13.75], [-40.25, -13.65], [-40.5, -13.75], [-40.75, -13.65], [-41.0, -13.75], [-41.25, -13.65], [-41.5, -13.75], [-42.03, -13.53], [-42.18, -13.18], [-42.53, -13.03], [-42.75, -12.5]]]]}, "2014-05-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.75, -12.5], [-42.53, -11.97], [-42.0, -11.75], [-41.75, -11.85], [-41.68, -11.82], [-41.53, -11.47], [-41.18, -11.32], [-41.15, -11.25], [-41.25, -11.0], [-41.15, -10.75], [-41.25, -10.5], [-41.03, -9.97], [-40.5, -9.75], [-39.97, -9.97], [-39.75, -10.5], [-39.85, -10.75], [-39.75, -11.0], [-39.85, -11.25], [-39.82, -11.32], [-39.47, -11.47], [-39.32, -11.82], [-39.25, -11.85], [-39.0, -11.75], [-38.47, -11.97], [-38.25, -12.5], [-38.47, -13.03], [-39.0, -13.25], [-39.25, -13.15], [-39.32, -13.18], [-39.47, -13.53], [-40.0, -13.75], [-40.25, -13.65], [-40.5, -13.75], [-40.75, -13.65], [-41.0, -13.75], [-41.25, -13.65], [-41.5, -13.75], [-42.03, -13.53], [-42.18, -13.18], [-42.53, -13.03], [-42.75, -12.5]]]]}, "2014-05-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.75, -12.5], [-42.53, -11.97], [-42.0, -11.75], [-41.75, -11.85], [-41.5, -11.75], [-40.97, -11.97], [-40.82, -12.32], [-40.75, -12.35], [-40.5, -12.25], [-39.97, -12.47], [-39.75, -13.0], [-39.97, -13.53], [-40.5, -13.75], [-40.75, -13.65], [-41.0, -13.75], [-41.25, -13.65], [-41.5, -13.75], [-42.03, -13.53], [-42.18, -13.18], [-42.53, -13.03], [-42.75, -12.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.0170408023294613}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.115606325376149}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.71673197705354, 25.120471032603746, 24.321190150462655, 23.346431939945887]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.643156640570908, 28.09767117040468, 27.343145487371714, 25.81136839481394]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.1128725317527643, 2.547125606048068, 1.7859205847317545, 1.7786671876020705]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.5426637002914276, 3.0170408023294613, 2.2781208496772933, 1.8943656953121604]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8680615146720434, 2.2549868438244594, 1.5822458531326231, 1.5320792253470017]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.2571276728651726, 2.692633841892322, 1.9858440946177032, 1.6587455912262958]}}