{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:59.558029", "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": "2019-Jun-21_to_2019-Jun-23_292.5_-42.0"}, "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": 2019060002617}, "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": "June 21 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 23 2019"}, "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": 53368.164465871276}, "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": ["Argentina"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.South-America", "S.W.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": -42.0}, "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": 292.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "292.5\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": 293.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -42.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -39.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.65, -40.25], [-71.75, -40.0], [-71.53, -39.47], [-71.0, -39.25], [-70.75, -39.35], [-70.5, -39.25], [-69.97, -39.47], [-69.82, -39.82], [-69.47, -39.97], [-69.32, -40.32], [-69.25, -40.35], [-69.0, -40.25], [-68.75, -40.35], [-68.5, -40.25], [-67.97, -40.47], [-67.82, -40.82], [-67.75, -40.85], [-67.5, -40.75], [-67.25, -40.85], [-67.18, -40.82], [-67.03, -40.47], [-66.5, -40.25], [-65.97, -40.47], [-65.75, -41.0], [-65.96, -41.5], [-65.75, -42.0], [-65.97, -42.53], [-66.5, -42.75], [-66.75, -42.65], [-67.0, -42.75], [-67.25, -42.65], [-67.32, -42.68], [-67.47, -43.03], [-68.0, -43.25], [-68.53, -43.03], [-68.68, -42.68], [-68.75, -42.65], [-69.0, -42.75], [-69.25, -42.65], [-69.5, -42.75], [-70.03, -42.53], [-70.18, -42.18], [-70.53, -42.03], [-70.7, -41.62], [-71.0, -41.75], [-71.53, -41.53], [-71.75, -41.0], [-71.65, -40.75], [-71.75, -40.5], [-71.65, -40.25]]]]}, "2019-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.65, -40.25], [-71.75, -40.0], [-71.53, -39.47], [-71.0, -39.25], [-70.75, -39.35], [-70.5, -39.25], [-69.97, -39.47], [-69.82, -39.82], [-69.47, -39.97], [-69.32, -40.32], [-69.25, -40.35], [-69.0, -40.25], [-68.75, -40.35], [-68.5, -40.25], [-67.97, -40.47], [-67.82, -40.82], [-67.75, -40.85], [-67.5, -40.75], [-67.25, -40.85], [-67.18, -40.82], [-67.03, -40.47], [-66.5, -40.25], [-65.97, -40.47], [-65.75, -41.0], [-65.96, -41.5], [-65.75, -42.0], [-65.97, -42.53], [-66.5, -42.75], [-66.75, -42.65], [-67.0, -42.75], [-67.25, -42.65], [-67.32, -42.68], [-67.47, -43.03], [-68.0, -43.25], [-68.53, -43.03], [-68.68, -42.68], [-68.75, -42.65], [-69.0, -42.75], [-69.25, -42.65], [-69.5, -42.75], [-70.03, -42.53], [-70.18, -42.18], [-70.53, -42.03], [-70.7, -41.62], [-71.0, -41.75], [-71.53, -41.53], [-71.75, -41.0], [-71.65, -40.75], [-71.75, -40.5], [-71.65, -40.25]]]]}, "2019-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.65, -40.25], [-71.75, -40.0], [-71.53, -39.47], [-71.0, -39.25], [-70.75, -39.35], [-70.5, -39.25], [-69.97, -39.47], [-69.82, -39.82], [-69.47, -39.97], [-69.32, -40.32], [-69.25, -40.35], [-69.0, -40.25], [-68.75, -40.35], [-68.5, -40.25], [-67.97, -40.47], [-67.82, -40.82], [-67.75, -40.85], [-67.5, -40.75], [-67.25, -40.85], [-67.18, -40.82], [-67.03, -40.47], [-66.5, -40.25], [-65.97, -40.47], [-65.75, -41.0], [-65.96, -41.5], [-65.75, -42.0], [-65.97, -42.53], [-66.5, -42.75], [-66.75, -42.65], [-67.0, -42.75], [-67.25, -42.65], [-67.32, -42.68], [-67.47, -43.03], [-68.0, -43.25], [-68.53, -43.03], [-68.68, -42.68], [-68.75, -42.65], [-69.0, -42.75], [-69.25, -42.65], [-69.5, -42.75], [-70.03, -42.53], [-70.18, -42.18], [-70.53, -42.03], [-70.7, -41.62], [-71.0, -41.75], [-71.53, -41.53], [-71.75, -41.0], [-71.65, -40.75], [-71.75, -40.5], [-71.65, -40.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.861290476913155}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.151116716331336}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [5.744078226198724, 6.471702956853903, 5.060044183414675]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [9.219472458258053, 10.346623733738454, 8.488439327921867]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.2281336331265775, 4.8301411072958516, 3.395075408571576]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.405260134937123, 5.861290476913155, 3.7736729655759405]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4806305253117402, 1.7701472994150618, 1.2783184407042956]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8212665175009408, 2.0221451954581857, 1.4348107827216414]}}