{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:18:55.239786", "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": "2020-Feb-08_to_2020-Feb-10_297.0_-3.5"}, "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": 2020020001397}, "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": "February 08 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 10 2020"}, "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": 52461.60446896583}, "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.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": -3.5}, "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": 297.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "297.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 296.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 299.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -4.25}, "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": {"2020-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.03, -2.47], [-63.5, -2.25], [-63.25, -2.35], [-63.0, -2.25], [-62.75, -2.35], [-62.68, -2.32], [-62.53, -1.97], [-62.0, -1.75], [-61.75, -1.85], [-61.5, -1.75], [-60.97, -1.97], [-60.82, -2.32], [-60.47, -2.47], [-60.32, -2.82], [-59.97, -2.97], [-59.75, -3.5], [-59.85, -3.75], [-59.75, -4.0], [-59.97, -4.53], [-60.5, -4.75], [-60.75, -4.65], [-61.0, -4.75], [-61.53, -4.53], [-61.68, -4.18], [-61.75, -4.15], [-62.0, -4.25], [-62.25, -4.15], [-62.5, -4.25], [-62.75, -4.15], [-63.0, -4.25], [-63.25, -4.15], [-63.5, -4.25], [-64.03, -4.03], [-64.25, -3.5], [-64.15, -3.25], [-64.25, -3.0], [-64.03, -2.47]]]]}, "2020-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.03, -2.47], [-63.5, -2.25], [-63.25, -2.35], [-63.0, -2.25], [-62.75, -2.35], [-62.68, -2.32], [-62.53, -1.97], [-62.0, -1.75], [-61.75, -1.85], [-61.5, -1.75], [-60.97, -1.97], [-60.82, -2.32], [-60.47, -2.47], [-60.32, -2.82], [-59.97, -2.97], [-59.75, -3.5], [-59.85, -3.75], [-59.75, -4.0], [-59.97, -4.53], [-60.5, -4.75], [-60.75, -4.65], [-61.0, -4.75], [-61.53, -4.53], [-61.68, -4.18], [-61.75, -4.15], [-62.0, -4.25], [-62.25, -4.15], [-62.5, -4.25], [-62.75, -4.15], [-63.0, -4.25], [-63.25, -4.15], [-63.5, -4.25], [-64.03, -4.03], [-64.25, -3.5], [-64.15, -3.25], [-64.25, -3.0], [-64.03, -2.47]]]]}, "2020-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.03, -2.47], [-63.5, -2.25], [-63.25, -2.35], [-63.0, -2.25], [-62.75, -2.35], [-62.68, -2.32], [-62.53, -1.97], [-62.0, -1.75], [-61.75, -1.85], [-61.5, -1.75], [-60.97, -1.97], [-60.82, -2.32], [-60.47, -2.47], [-60.32, -2.82], [-59.97, -2.97], [-59.75, -3.5], [-59.85, -3.75], [-59.75, -4.0], [-59.97, -4.53], [-60.5, -4.75], [-60.75, -4.65], [-61.0, -4.75], [-61.53, -4.53], [-61.68, -4.18], [-61.75, -4.15], [-62.0, -4.25], [-62.25, -4.15], [-62.5, -4.25], [-62.75, -4.15], [-63.0, -4.25], [-63.25, -4.15], [-63.5, -4.25], [-64.03, -4.03], [-64.25, -3.5], [-64.15, -3.25], [-64.25, -3.0], [-64.03, -2.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.2954388318622705}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.2670985853751806}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.95162478977028, 28.790861703245128, 28.132331918916066]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.748195964927447, 29.398886490077814, 28.560029734653938]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9432482727731326, 2.767328217920786, 2.090719265431624]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.466668628181253, 3.2954388318622705, 2.3894037985223235]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.756355302062855, 2.467147552199979, 1.865493666456923]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.112034694173633, 2.9096172503777864, 2.153794706519276]}}