{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:39.108170", "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-Jan-13_to_2011-Jan-20_289.5_-12.0"}, "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": 2011010002105}, "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": "January 13 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 20 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 57562.849249672465}, "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", "Peru"]}, "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": -12.0}, "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": 289.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "289.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 288.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 292.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -12.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -9.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-01-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.5, -11.25], [-69.97, -11.47], [-69.75, -12.0], [-69.97, -12.53], [-70.5, -12.75], [-71.03, -12.53], [-71.25, -12.0], [-71.03, -11.47], [-70.5, -11.25]]]]}, "2011-01-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.75, -11.5], [-71.53, -10.97], [-71.0, -10.75], [-70.75, -10.85], [-70.5, -10.75], [-70.25, -10.85], [-70.0, -10.75], [-69.75, -10.85], [-69.5, -10.75], [-68.97, -10.97], [-68.75, -11.5], [-68.85, -11.75], [-68.75, -12.0], [-68.97, -12.53], [-69.5, -12.75], [-69.75, -12.65], [-70.0, -12.75], [-70.25, -12.65], [-70.5, -12.75], [-71.03, -12.53], [-71.18, -12.18], [-71.53, -12.03], [-71.75, -11.5]]]]}, "2011-01-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.75, -11.5], [-71.53, -10.97], [-71.0, -10.75], [-70.75, -10.85], [-70.5, -10.75], [-70.25, -10.85], [-70.18, -10.82], [-70.03, -10.47], [-69.5, -10.25], [-69.2, -10.38], [-69.03, -9.97], [-68.5, -9.75], [-68.25, -9.85], [-68.0, -9.75], [-67.47, -9.97], [-67.25, -10.5], [-67.47, -11.03], [-67.82, -11.18], [-67.85, -11.25], [-67.75, 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"description": "The daily evolution of mean t2m anomalies.", "value": [1.79419786138493, 2.2755565838014684, 2.147212515072982, 2.01020072051128, 2.0730408674048237, 1.6285235187652773, 1.7125848415086296, 1.2361360053535009]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.79419786138493, 2.6327410500099973, 2.9120991862000665, 2.474620946988523, 2.5423998722952774, 1.8854134952117647, 1.7707986412355012, 1.28045983190691]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4426651222182296, 1.9167837963551777, 1.834506040434398, 1.7966698171164461, 1.82899556853137, 1.4906198769514105, 1.8468633827625243, 1.3672196723652166]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4426651222182296, 2.1785651285284358, 2.3934871808668308, 2.1791594108385546, 2.177952230272021, 1.6315732239711196, 1.9231749843178567, 1.4068670852460046]}}