{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:49.406287", "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": "2010-May-29_to_2010-Jun-01_291.5_0.5"}, "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": 2010050002661}, "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": "May 29 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 01 2010"}, "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": 61816.96737954734}, "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": ["Brazil", "Colombia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": 0.5}, "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": 291.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "291.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 289.75}, "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": -0.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 1.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-05-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.53, 0.53], [-70.0, 0.75], [-69.75, 0.65], [-69.5, 0.75], [-68.97, 0.53], [-68.75, 0.0], [-68.85, -0.25], [-68.75, -0.5], [-68.97, -1.03], [-69.5, -1.25], [-69.75, -1.15], [-70.0, -1.25], [-70.53, -1.03], [-70.75, -0.5], [-70.65, -0.25], [-70.75, 0.0], [-70.53, 0.53]]]]}, "2010-05-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.53, 0.53], [-70.0, 0.75], [-69.75, 0.65], [-69.68, 0.68], [-69.53, 1.03], [-69.18, 1.18], [-69.15, 1.25], [-69.25, 1.5], [-69.03, 2.03], [-68.5, 2.25], [-68.25, 2.15], [-68.0, 2.25], [-67.47, 2.03], [-67.32, 1.68], [-66.97, 1.53], [-66.75, 1.0], [-66.85, 0.75], [-66.75, 0.5], [-66.85, 0.25], [-66.75, 0.0], [-66.85, -0.25], [-66.75, -0.5], [-66.97, -1.03], [-67.5, -1.25], [-67.75, -1.15], [-68.0, -1.25], [-68.25, -1.15], [-68.5, -1.25], [-69.0, -1.04], [-69.5, -1.25], [-69.75, -1.15], [-70.0, -1.25], [-70.53, -1.03], [-70.75, -0.5], [-70.65, -0.25], [-70.75, 0.0], [-70.53, 0.53]]]]}, "2010-05-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.53, 0.53], [-70.0, 0.75], [-69.75, 0.65], [-69.68, 0.68], [-69.53, 1.03], [-69.18, 1.18], [-69.15, 1.25], [-69.25, 1.5], [-69.03, 2.03], [-68.5, 2.25], [-68.25, 2.15], [-68.0, 2.25], [-67.47, 2.03], [-67.32, 1.68], [-66.97, 1.53], [-66.75, 1.0], [-66.85, 0.75], [-66.75, 0.5], [-66.85, 0.25], [-66.75, 0.0], [-66.85, -0.25], [-66.75, -0.5], [-66.97, -1.03], [-67.5, -1.25], [-67.75, -1.15], [-68.0, -1.25], [-68.25, -1.15], [-68.5, -1.25], [-69.0, -1.04], [-69.5, -1.25], [-69.75, -1.15], [-70.0, -1.25], [-70.53, -1.03], [-70.75, -0.5], [-70.65, -0.25], [-70.75, 0.0], [-70.53, 0.53]]]]}, "2010-06-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.53, 1.03], [-69.18, 1.18], [-69.15, 1.25], [-69.25, 1.5], [-69.03, 2.03], [-68.5, 2.25], [-68.25, 2.15], [-68.0, 2.25], [-67.47, 2.03], [-67.32, 1.68], [-66.97, 1.53], [-66.75, 1.0], [-66.85, 0.75], [-66.75, 0.5], [-66.85, 0.25], [-66.75, 0.0], [-66.85, -0.25], [-66.75, -0.5], [-66.97, -1.03], [-67.5, -1.25], [-67.75, -1.15], [-68.0, -1.25], [-68.25, -1.15], [-68.5, -1.25], [-69.03, -1.03], [-69.18, -0.68], [-69.53, -0.53], [-69.75, 0.0], [-69.65, 0.25], [-69.75, 0.5], [-69.53, 1.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.690302399991026}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7785702198948778}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.76219569044474, 27.084386039840524, 26.861550893818503, 26.209910522997916]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.860683404249073, 27.58724593533333, 27.456752803868596, 26.60106178121356]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0645599978197708, 2.1314681204173125, 1.960011381249106, 1.289148948067826]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1272923523380314, 2.690302399991026, 2.5731336882648748, 1.6615668629924016]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4217062484951069, 2.9593928939885883, 2.6156637169417323, 1.6815420026298653]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.485701610875818, 3.866295743815608, 3.3074937698014955, 2.164784618775368]}}