{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:43.367711", "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": "2011-Oct-21_to_2011-Oct-25_293.5_-13.5"}, "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": 2011100002542}, "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 21 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 25 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 51066.872886571175}, "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": ["Bolivia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "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": -13.5}, "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": 293.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "293.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 291.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 294.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -15.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -11.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-10-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.53, -11.47], [-68.0, -11.25], [-67.47, -11.47], [-67.25, -12.0], [-67.35, -12.25], [-67.32, -12.32], [-67.0, -12.46], [-66.5, -12.25], [-65.97, -12.47], [-65.82, -12.82], [-65.47, -12.97], [-65.25, -13.5], [-65.47, -14.03], [-65.82, -14.18], [-65.97, -14.53], [-66.5, -14.75], [-66.75, -14.65], [-67.0, -14.75], [-67.25, -14.65], [-67.5, -14.75], [-67.75, -14.65], [-68.0, -14.75], [-68.53, -14.53], [-68.75, -14.0], [-68.53, -13.47], [-68.18, -13.32], [-68.15, -13.25], [-68.18, -13.18], [-68.53, -13.03], [-68.75, -12.5], [-68.65, -12.25], [-68.75, -12.0], [-68.53, -11.47]]]]}, "2011-10-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.53, -11.47], [-68.0, -11.25], [-67.47, -11.47], [-67.25, -12.0], [-67.35, -12.25], [-67.32, -12.32], [-67.0, -12.46], [-66.5, -12.25], [-65.97, -12.47], [-65.82, -12.82], [-65.47, -12.97], [-65.25, -13.5], [-65.35, -13.75], [-65.25, -14.0], [-65.35, -14.25], [-65.25, -14.5], [-65.47, -15.03], [-66.0, -15.25], [-66.53, -15.03], [-66.68, -14.68], [-66.75, -14.65], [-67.0, -14.75], [-67.25, -14.65], [-67.5, -14.75], [-67.75, -14.65], [-68.0, -14.75], [-68.53, -14.53], [-68.75, -14.0], [-68.53, -13.47], [-68.18, -13.32], [-68.15, -13.25], [-68.18, -13.18], [-68.53, -13.03], [-68.75, -12.5], [-68.65, -12.25], [-68.75, -12.0], [-68.53, -11.47]]]]}, "2011-10-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.53, -11.47], [-68.0, -11.25], [-67.47, -11.47], [-67.25, -12.0], [-67.35, -12.25], [-67.32, -12.32], [-67.25, -12.35], [-67.0, -12.25], [-66.75, -12.35], [-66.5, -12.25], [-65.97, -12.47], [-65.82, -12.82], [-65.47, -12.97], [-65.25, -13.5], [-65.35, -13.75], [-65.32, -13.82], [-64.97, -13.97], [-64.75, -14.5], [-64.85, -14.75], [-64.75, -15.0], [-64.97, -15.53], [-65.5, -15.75], [-66.03, -15.53], [-66.18, -15.18], [-66.53, -15.03], [-66.68, -14.68], [-66.75, -14.65], [-67.0, -14.75], [-67.25, -14.65], [-67.5, -14.75], [-67.75, -14.65], [-68.0, -14.75], [-68.53, -14.53], [-68.75, -14.0], [-68.53, -13.47], [-68.18, -13.32], [-68.15, -13.25], [-68.18, -13.18], [-68.53, -13.03], [-68.75, -12.5], [-68.65, -12.25], [-68.75, -12.0], [-68.53, -11.47]]]]}, "2011-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.53, -12.47], [-67.0, -12.25], [-66.75, -12.35], [-66.5, -12.25], [-65.97, -12.47], [-65.82, -12.82], [-65.47, -12.97], [-65.25, -13.5], [-65.35, -13.75], [-65.32, -13.82], [-64.97, -13.97], [-64.75, -14.5], [-64.85, -14.75], [-64.75, -15.0], [-64.97, -15.53], [-65.5, -15.75], [-66.03, -15.53], [-66.18, -15.18], [-66.53, -15.03], [-66.68, -14.68], [-67.03, -14.53], [-67.18, -14.18], [-67.53, -14.03], [-67.75, -13.5], [-67.65, -13.25], [-67.75, -13.0], [-67.53, -12.47]]]]}, "2011-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.53, -12.47], [-67.0, -12.25], [-66.75, -12.35], [-66.5, -12.25], [-65.97, -12.47], [-65.82, -12.82], [-65.47, -12.97], [-65.25, -13.5], [-65.35, -13.75], [-65.32, -13.82], [-64.97, -13.97], [-64.75, -14.5], [-64.85, -14.75], [-64.75, -15.0], [-64.97, -15.53], [-65.5, -15.75], [-66.03, -15.53], [-66.18, -15.18], [-66.53, -15.03], [-66.68, -14.68], [-67.03, -14.53], [-67.18, -14.18], [-67.53, -14.03], [-67.75, -13.5], [-67.65, -13.25], [-67.75, -13.0], [-67.53, -12.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.973386891497796}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.8199084063617925}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.90906629563193, 29.883761221100656, 30.003440013808586, 30.130272857457385, 30.76397066469235]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.127176738813148, 30.92197308976563, 31.047594554406885, 30.867164422819144, 31.564549901045893]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.7316712566770796, 2.6232823044853757, 2.747195929508457, 2.697592311933164, 3.4469968336897296]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.4157911323188728, 3.1695152240068296, 3.3243137994452354, 3.145373571547225, 3.973386891497796]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4956340670912864, 1.4610236295974528, 1.5433742134782857, 1.473450760321718, 1.8497633548624968]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8290865645359187, 1.701790763699627, 1.8169457438359795, 1.7773115941073696, 2.131966312972202]}}