{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:57:37.043063", "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": "2024-Feb-10_to_2024-Feb-12_293.5_-29.5"}, "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": 2024020001269}, "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": "February 10 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 12 2024"}, "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": 67875.82393891894}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": -29.5}, "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": 292.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 295.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -30.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -27.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-68.25, -29.5], [-68.04, -29.0], [-68.25, -28.5], [-68.15, -28.25], [-68.25, -28.0], [-68.03, -27.47], [-67.68, -27.32], [-67.53, -26.97], [-67.0, -26.75], [-66.75, -26.85], [-66.5, -26.75], [-66.25, -26.85], [-66.0, -26.75], [-65.75, -26.85], [-65.5, -26.75], [-65.25, -26.85], [-65.18, -26.82], [-65.03, -26.47], [-64.5, -26.25], [-63.97, -26.47], [-63.75, -27.0], [-63.85, -27.25], [-63.75, -27.5], [-63.97, -28.03], [-64.32, -28.18], [-64.47, -28.53], [-64.82, -28.68], [-64.97, -29.03], [-65.32, -29.18], [-65.47, -29.53], [-65.82, -29.68], [-65.85, -29.75], [-65.75, -30.0], [-65.85, -30.25], [-65.75, -30.5], [-65.97, -31.03], [-66.5, -31.25], [-67.0, -31.04], [-67.5, -31.25], [-68.03, -31.03], [-68.25, -30.5], [-68.15, -30.25], [-68.25, -30.0], [-68.15, -29.75], [-68.25, -29.5]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.W.South-America", "S.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.25, -30.0], [-68.14999999999998, -29.75], [-68.25, -29.5], [-68.04000000000002, -29.0], [-68.25, -28.5], [-68.14999999999998, -28.25], [-68.25, -28.0], [-68.02999999999997, -27.47], [-67.68, -27.32], [-67.52999999999997, -26.97], [-67.0, -26.75], [-66.75, -26.85], [-66.5, -26.75], [-66.25, -26.85], [-66.0, -26.75], [-65.75, -26.85], [-65.5, -26.75], [-65.25, -26.85], [-65.18, -26.82], [-65.02999999999997, -26.47], [-64.5, -26.25], [-63.97000000000003, -26.47], [-63.75, -27.0], [-63.85000000000002, -27.25], [-63.75, -27.5], [-63.97000000000003, -28.03], [-64.32, -28.18], [-64.47000000000003, -28.53], [-64.82, -28.68], [-64.97000000000003, -29.03], [-65.32, -29.18], [-65.47000000000003, -29.53], [-65.82, -29.68], [-65.85000000000002, -29.75], [-65.75, -30.0], [-65.85000000000002, -30.25], [-65.75, -30.5], [-65.97000000000003, -31.03], [-66.5, -31.25], [-67.0, -31.04], [-67.5, -31.25], [-68.02999999999997, -31.03], [-68.25, -30.5], [-68.14999999999998, -30.25], [-68.25, -30.0]]]]}, "2024-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.25, -30.0], [-68.14999999999998, -29.75], [-68.25, -29.5], [-68.04000000000002, -29.0], [-68.25, -28.5], [-68.14999999999998, -28.25], [-68.25, -28.0], [-68.02999999999997, -27.47], [-67.68, -27.32], [-67.52999999999997, -26.97], [-67.0, -26.75], [-66.75, -26.85], [-66.5, -26.75], [-66.25, -26.85], [-66.0, -26.75], [-65.75, -26.85], [-65.5, -26.75], [-65.25, -26.85], [-65.18, -26.82], [-65.02999999999997, -26.47], [-64.5, -26.25], [-63.97000000000003, -26.47], [-63.75, -27.0], [-63.85000000000002, -27.25], [-63.75, -27.5], [-63.97000000000003, -28.03], [-64.32, -28.18], [-64.47000000000003, -28.53], [-64.82, -28.68], [-64.97000000000003, -29.03], [-65.32, -29.18], [-65.47000000000003, -29.53], [-65.82, -29.68], [-65.85000000000002, -29.75], [-65.75, -30.0], [-65.85000000000002, -30.25], [-65.75, -30.5], [-65.97000000000003, -31.03], [-66.5, -31.25], [-67.0, -31.04], [-67.5, -31.25], [-68.02999999999997, -31.03], [-68.25, -30.5], [-68.14999999999998, -30.25], [-68.25, -30.0]]]]}, "2024-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.25, -30.0], [-68.14999999999998, -29.75], [-68.25, -29.5], [-68.04000000000002, -29.0], [-68.25, -28.5], [-68.14999999999998, -28.25], [-68.25, -28.0], [-68.02999999999997, -27.47], [-67.68, -27.32], [-67.52999999999997, -26.97], [-67.0, -26.75], [-66.75, -26.85], [-66.5, -26.75], [-66.25, -26.85], [-66.0, -26.75], [-65.75, -26.85], [-65.5, -26.75], [-65.25, -26.85], [-65.18, -26.82], [-65.02999999999997, -26.47], [-64.5, -26.25], [-63.97000000000003, -26.47], [-63.75, -27.0], [-63.85000000000002, -27.25], [-63.75, -27.5], [-63.97000000000003, -28.03], [-64.32, -28.18], [-64.47000000000003, -28.53], [-64.82, -28.68], [-64.97000000000003, -29.03], [-65.32, -29.18], [-65.47000000000003, -29.53], [-65.82, -29.68], [-65.85000000000002, -29.75], [-65.75, -30.0], [-65.85000000000002, -30.25], [-65.75, -30.5], [-65.97000000000003, -31.03], [-66.5, -31.25], [-67.0, -31.04], [-67.5, -31.25], [-68.02999999999997, -31.03], [-68.25, -30.5], [-68.14999999999998, -30.25], [-68.25, -30.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.255381107963444}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.46838193048039}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.08745639168029, 27.212435156456536, 26.00761328287558]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.88140092121256, 33.71496488024684, 32.24709187800141]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.028455052050126, 5.274496700950142, 4.1021940384409]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.420341741834704, 7.255381107963444, 5.746825156698662]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4102389493403384, 1.905713469814983, 1.5318789112239661]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6552872539487484, 2.287176399319909, 1.8577164676105267]}}