{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:53.775882", "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": "2022-Jul-25_to_2022-Jul-28_302.0_-6.0"}, "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": 2022070002534}, "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": "July 25 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 28 2022"}, "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": 52299.59184498247}, "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"]}, "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": -6.0}, "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": 302.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "302.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 299.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 302.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-07-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-61.03, -4.97], [-60.68, -4.82], [-60.53, -4.47], [-60.0, -4.25], [-59.75, -4.35], [-59.5, -4.25], [-59.25, -4.35], [-59.0, -4.25], [-58.75, -4.35], [-58.5, -4.25], [-58.25, -4.35], [-58.0, -4.25], [-57.47, -4.47], [-57.25, -5.0], [-57.35, -5.25], [-57.32, -5.32], [-56.97, -5.47], [-56.75, -6.0], [-56.97, -6.53], [-57.32, -6.68], [-57.47, -7.03], [-58.0, -7.25], [-58.53, -7.03], [-58.68, -6.68], [-59.03, -6.53], [-59.18, -6.18], [-59.25, -6.15], [-59.32, -6.18], [-59.47, -6.53], [-60.0, -6.75], [-60.25, -6.65], [-60.5, -6.75], [-61.03, -6.53], [-61.25, -6.0], [-61.15, -5.75], [-61.25, -5.5], [-61.03, -4.97]]]]}, "2022-07-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-61.03, -4.97], [-60.68, -4.82], [-60.53, -4.47], [-60.0, -4.25], [-59.75, -4.35], [-59.5, -4.25], [-59.25, -4.35], [-59.0, -4.25], [-58.75, -4.35], [-58.5, -4.25], [-58.25, -4.35], [-58.0, -4.25], [-57.47, -4.47], [-57.25, -5.0], [-57.35, -5.25], [-57.32, -5.32], [-56.97, -5.47], [-56.75, -6.0], [-56.97, -6.53], [-57.32, -6.68], [-57.47, -7.03], [-58.0, -7.25], [-58.53, -7.03], [-58.68, -6.68], [-59.03, -6.53], [-59.18, -6.18], [-59.25, -6.15], [-59.32, -6.18], [-59.47, -6.53], [-60.0, -6.75], [-60.25, -6.65], [-60.5, -6.75], [-61.03, -6.53], [-61.25, -6.0], [-61.15, -5.75], [-61.25, -5.5], [-61.03, -4.97]]]]}, "2022-07-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-61.03, -4.97], [-60.68, -4.82], [-60.53, -4.47], [-60.0, -4.25], [-59.75, -4.35], [-59.5, -4.25], [-59.25, -4.35], [-59.0, -4.25], [-58.75, -4.35], [-58.5, -4.25], [-58.25, -4.35], [-58.0, -4.25], [-57.47, -4.47], [-57.25, -5.0], [-57.35, -5.25], [-57.32, -5.32], [-56.97, -5.47], [-56.75, -6.0], [-56.97, -6.53], [-57.32, -6.68], [-57.47, -7.03], [-58.0, -7.25], [-58.53, -7.03], [-58.68, -6.68], [-59.03, -6.53], [-59.18, -6.18], [-59.25, -6.15], [-59.32, -6.18], [-59.47, -6.53], [-60.0, -6.75], [-60.25, -6.65], [-60.5, -6.75], [-61.03, -6.53], [-61.25, -6.0], [-61.15, -5.75], [-61.25, -5.5], [-61.03, -4.97]]]]}, "2022-07-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.25, -5.5], [-59.03, -4.97], [-58.5, -4.75], [-57.97, -4.97], [-57.82, -5.32], [-57.47, -5.47], [-57.25, -6.0], [-57.47, -6.53], [-58.0, -6.75], [-58.53, -6.53], [-58.68, -6.18], [-59.03, -6.03], [-59.25, -5.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.497911034681067}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.801144042327927}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.66954722792167, 28.976712609822016, 28.906097964696812, 28.963120063614838]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.768257829947117, 29.947455870442525, 29.881873916091592, 29.11082097560262]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6806619398629703, 1.9332969862881355, 1.7920038901039863, 1.7796331835217813]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.0888933004565047, 2.497911034681067, 2.455563332209806, 1.782040685635991]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4373481758689284, 1.6339310022935845, 1.4812282259761063, 1.3861464179652914]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6098709037489087, 1.9078637865856063, 1.8500514016443879, 1.448822063789023]}}