{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:49:10.286124", "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-Dec-03_to_2011-Dec-05_293.0_-10.5"}, "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": 2011120001805}, "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": "December 03 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 05 2011"}, "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": 82131.58158756552}, "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": -10.5}, "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": 293.0}, "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": 290.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 294.25}, "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": {"2011-12-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -7.47], [-69.5, -7.25], [-68.97, -7.47], [-68.82, -7.82], [-68.47, -7.97], [-68.32, -8.32], [-67.97, -8.47], [-67.82, -8.82], [-67.47, -8.97], [-67.32, -9.32], [-67.25, -9.35], [-67.18, -9.32], [-67.03, -8.97], [-66.5, -8.75], [-66.25, -8.85], [-66.0, -8.75], [-65.47, -8.97], [-65.25, -9.5], [-65.47, -10.03], [-65.82, -10.18], [-65.85, -10.25], [-65.75, -10.5], [-65.85, -10.75], [-65.75, -11.0], [-65.97, -11.53], [-66.32, -11.68], [-66.47, -12.03], [-67.0, -12.25], [-67.25, -12.15], [-67.5, -12.25], [-67.75, -12.15], [-68.0, -12.25], [-68.25, -12.15], [-68.5, -12.25], [-69.03, -12.03], [-69.18, -11.68], [-69.53, -11.53], [-69.75, -11.0], [-69.53, -10.47], [-69.0, -10.25], [-68.75, -10.35], [-68.68, -10.32], [-68.65, -10.25], [-68.68, -10.18], [-69.03, -10.03], [-69.18, -9.68], [-69.53, -9.53], [-69.68, -9.18], [-70.03, -9.03], [-70.25, -8.5], [-70.15, -8.25], [-70.25, -8.0], [-70.03, -7.47]]]]}, "2011-12-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -7.47], [-69.5, -7.25], [-68.97, -7.47], [-68.82, -7.82], [-68.47, -7.97], [-68.32, -8.32], [-67.97, -8.47], [-67.82, -8.82], [-67.47, -8.97], [-67.32, -9.32], [-67.25, -9.35], [-67.18, -9.32], [-67.03, -8.97], [-66.5, -8.75], [-66.25, -8.85], [-66.0, -8.75], [-65.47, -8.97], [-65.25, -9.5], [-65.47, -10.03], [-65.82, -10.18], [-65.85, -10.25], [-65.75, -10.5], [-65.85, -10.75], [-65.75, -11.0], [-65.97, -11.53], [-66.32, -11.68], [-66.47, -12.03], [-67.0, -12.25], [-67.25, -12.15], [-67.5, -12.25], [-67.75, -12.15], [-68.0, -12.25], [-68.25, -12.15], [-68.5, -12.25], [-69.03, -12.03], [-69.18, -11.68], [-69.53, -11.53], [-69.75, -11.0], [-69.53, -10.47], [-69.0, -10.25], [-68.75, -10.35], [-68.68, -10.32], [-68.65, -10.25], [-68.68, -10.18], [-69.03, -10.03], [-69.18, -9.68], [-69.53, -9.53], [-69.68, -9.18], [-70.03, -9.03], [-70.25, -8.5], [-70.15, -8.25], [-70.25, -8.0], [-70.03, -7.47]]]]}, "2011-12-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, -7.47], [-69.5, -7.25], [-68.97, -7.47], [-68.82, -7.82], [-68.47, -7.97], [-68.32, -8.32], [-67.97, -8.47], [-67.82, -8.82], [-67.47, -8.97], [-67.32, -9.32], [-67.25, -9.35], [-67.18, -9.32], [-67.03, -8.97], [-66.5, -8.75], [-66.25, -8.85], [-66.0, -8.75], [-65.47, -8.97], [-65.25, -9.5], [-65.47, -10.03], [-65.82, -10.18], [-65.85, -10.25], [-65.75, -10.5], [-65.85, -10.75], [-65.75, -11.0], [-65.97, -11.53], [-66.32, -11.68], [-66.47, -12.03], [-67.0, -12.25], [-67.25, -12.15], [-67.5, -12.25], [-67.75, -12.15], [-68.0, -12.25], [-68.25, -12.15], [-68.5, -12.25], [-69.03, -12.03], [-69.18, -11.68], [-69.53, -11.53], [-69.75, -11.0], [-69.53, -10.47], [-69.0, -10.25], [-68.75, -10.35], [-68.68, -10.32], [-68.65, -10.25], [-68.68, -10.18], [-69.03, -10.03], [-69.18, -9.68], [-69.53, -9.53], [-69.68, -9.18], [-70.03, -9.03], [-70.25, -8.5], [-70.15, -8.25], [-70.25, -8.0], [-70.03, -7.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.3594760419496765}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.139610669528939}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.300410478893752, 28.61927030010719, 27.86670176246014]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.08060906296282, 29.223049405519248, 28.536446993216884]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4758572540915773, 2.858148356660906, 2.0848263978343344]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.162835676278007, 3.3594760419496765, 2.712394193058742]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4217713406383885, 2.671404870893332, 1.9253984877496433]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.78124074579858, 3.042111173229207, 2.435220527295871]}}