{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:57.046527", "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-Nov-02_to_2011-Nov-05_293.0_-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": 2011110001637}, "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 02 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 05 2011"}, "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": 60930.82827958831}, "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", "Brazil"]}, "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": -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": 293.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "293.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 290.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 293.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -11.75}, "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": {"2011-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.75, -10.0], [-69.53, -9.47], [-69.0, -9.25], [-68.57, -9.43], [-68.75, -9.0], [-68.65, -8.75], [-68.75, -8.5], [-68.65, -8.25], [-68.75, -8.0], [-68.53, -7.47], [-68.0, -7.25], [-67.75, -7.35], [-67.5, -7.25], [-67.25, -7.35], [-67.0, -7.25], [-66.47, -7.47], [-66.25, -8.0], [-66.35, -8.25], [-66.25, -8.5], [-66.35, -8.75], [-66.25, -9.0], [-66.46, -9.5], [-66.25, -10.0], [-66.35, -10.25], [-66.32, -10.32], [-65.97, -10.47], [-65.75, -11.0], [-65.97, -11.53], [-66.5, -11.75], [-66.75, -11.65], [-67.0, -11.75], [-67.25, -11.65], [-67.5, -11.75], [-67.75, -11.65], [-68.0, -11.75], [-68.53, -11.53], [-68.68, -11.18], [-69.03, -11.03], [-69.18, -10.68], [-69.53, -10.53], [-69.75, -10.0]], [[-68.15, -9.75], [-68.18, -9.68], [-68.43, -9.57], [-68.32, -9.82], [-68.2, -9.88], [-68.15, -9.75]]]]}, "2011-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.53, -8.97], [-69.0, -8.75], [-68.7, -8.88], [-68.65, -8.75], [-68.75, -8.5], [-68.65, -8.25], [-68.75, -8.0], [-68.53, -7.47], [-68.0, -7.25], [-67.75, -7.35], [-67.5, -7.25], [-67.25, -7.35], [-67.0, -7.25], [-66.47, -7.47], [-66.25, -8.0], [-66.35, -8.25], [-66.25, -8.5], [-66.35, -8.75], [-66.25, -9.0], [-66.46, -9.5], [-66.25, -10.0], [-66.35, -10.25], [-66.32, -10.32], [-65.97, -10.47], [-65.75, -11.0], [-65.97, -11.53], [-66.32, -11.68], [-66.47, -12.03], [-67.0, -12.25], [-67.53, -12.03], [-67.68, -11.68], [-67.75, -11.65], [-68.0, -11.75], [-68.53, -11.53], [-68.68, -11.18], [-69.03, -11.03], [-69.18, -10.68], [-69.53, -10.53], [-69.75, -10.0], [-69.65, -9.75], [-69.75, -9.5], [-69.53, -8.97]], [[-68.15, -9.75], [-68.18, -9.68], [-68.3, -9.62], [-68.35, -9.75], [-68.32, -9.82], [-68.2, -9.88], [-68.15, -9.75]]]]}, "2011-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.53, -8.97], [-69.0, -8.75], [-68.7, -8.88], [-68.65, -8.75], [-68.75, -8.5], [-68.65, -8.25], [-68.75, -8.0], [-68.53, -7.47], [-68.0, -7.25], [-67.75, -7.35], [-67.5, -7.25], [-67.25, -7.35], [-67.0, -7.25], [-66.47, -7.47], [-66.25, -8.0], [-66.35, -8.25], [-66.25, -8.5], [-66.35, -8.75], [-66.25, -9.0], [-66.46, -9.5], [-66.25, -10.0], [-66.35, -10.25], [-66.32, -10.32], [-65.97, -10.47], [-65.75, -11.0], [-65.97, -11.53], [-66.32, -11.68], [-66.47, -12.03], [-67.0, -12.25], [-67.53, -12.03], [-67.68, -11.68], [-67.75, -11.65], [-68.0, -11.75], [-68.53, -11.53], [-68.68, -11.18], [-69.03, -11.03], [-69.18, -10.68], [-69.53, -10.53], [-69.75, -10.0], [-69.65, -9.75], [-69.75, -9.5], [-69.53, -8.97]], [[-68.15, -9.75], [-68.18, -9.68], [-68.3, -9.62], [-68.35, -9.75], [-68.32, -9.82], [-68.2, -9.88], [-68.15, -9.75]]]]}, "2011-11-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.12, -8.3], [-68.25, -8.0], [-68.03, -7.47], [-67.5, -7.25], [-67.25, -7.35], [-67.0, -7.25], [-66.47, -7.47], [-66.25, -8.0], [-66.35, -8.25], [-66.25, -8.5], [-66.35, -8.75], [-66.25, -9.0], [-66.46, -9.5], [-66.25, -10.0], [-66.35, -10.25], [-66.32, -10.32], [-65.97, -10.47], [-65.75, -11.0], [-65.97, -11.53], [-66.32, -11.68], [-66.47, -12.03], [-67.0, -12.25], [-67.53, -12.03], [-67.75, -11.5], [-67.65, -11.25], [-67.75, -11.0], [-67.65, -10.75], [-67.68, -10.68], [-68.03, -10.53], [-68.25, -10.0], [-68.15, -9.75], [-68.18, -9.68], [-68.3, -9.62], [-68.47, -10.03], [-69.0, -10.25], [-69.53, -10.03], [-69.75, -9.5], [-69.53, -8.97], [-69.0, -8.75], [-68.7, -8.88], [-68.53, -8.47], [-68.12, -8.3]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.2607582683050964}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.2480641837226107}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.203594059193506, 28.657420809127302, 28.037497111077812, 28.393131863372275]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.51352760834527, 29.09417441221342, 28.55587753578334, 29.023125084262915]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.111661927641276, 2.61632153748088, 2.0125145288176327, 2.2338560860367687]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.459513188826918, 3.2607582683050964, 2.4929772707327515, 2.904651625987526]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5819177578137524, 1.8885947090070085, 1.46252360589925, 1.6679157659806847]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7948258026544386, 2.399803643538634, 1.7944924253600505, 2.4185579336326595]}}