{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:59:03.591908", "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": "2026-Mar-09_to_2026-Mar-12_305.5_-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": 2026030001419}, "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": "March 09 2026"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 12 2026"}, "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": 82878.29049465917}, "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", "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": -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": 305.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "305.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 304.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 307.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -9.25}, "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": {"2026-03-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.53, -4.97], [-55.18, -4.82], [-55.03, -4.47], [-54.5, 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-6.0], [-52.35, -6.25], [-52.32, -6.32], [-51.97, -6.47], [-51.75, -7.0], [-51.97, -7.53], [-52.5, -7.75], [-52.75, -7.65], [-52.82, -7.68], [-52.85, -7.75], [-52.75, -8.0], [-52.97, -8.53], [-53.32, -8.68], [-53.35, -8.75], [-53.25, -9.0], [-53.47, -9.53], [-54.0, -9.75], [-54.53, -9.53], [-54.75, -9.0], [-54.65, -8.75], [-54.68, -8.68], [-55.03, -8.53], [-55.25, -8.0], [-55.15, -7.75], [-55.25, -7.5], [-55.04, -7.0], [-55.18, -6.68], [-55.53, -6.53], [-55.75, -6.0], [-55.65, -5.75], [-55.75, -5.5], [-55.53, -4.97]]]]}, "2026-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.53, -4.97], [-55.18, -4.82], [-55.03, -4.47], [-54.5, -4.25], [-53.97, -4.47], [-53.82, -4.82], [-53.75, -4.85], [-53.5, -4.75], [-53.25, -4.85], [-53.0, -4.75], [-52.47, -4.97], [-52.25, -5.5], [-52.35, -5.75], [-52.25, -6.0], [-52.35, -6.25], [-52.32, -6.32], [-51.97, -6.47], [-51.75, -7.0], [-51.97, -7.53], [-52.5, -7.75], [-52.75, -7.65], [-52.82, -7.68], [-52.85, -7.75], [-52.75, 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duration", "value": 1.6376463073152074}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.156496420024382, 26.12818157054761, 26.54422333328813, 26.069397226969443]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.907696024576865, 26.678809102376306, 27.380694325764978, 26.151184336344443]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5236143927193329, 1.5132587695664188, 1.945762470231715, 1.2612840702272479]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.009492998665337, 1.8675635358222848, 2.4466104327512994, 1.4016127603784412]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6803690416290455, 1.6969689172913416, 2.1737043090809567, 1.3961906627350664]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.165956135302685, 2.0245253990146206, 2.732158765995598, 1.5197834510524997]}}