{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:21.917173", "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": "2015-Feb-10_to_2015-Feb-15_316.5_-23.5"}, "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": 2015020001725}, "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 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 15 2015"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 295876.16236595827}, "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.E.South-America", "S.E.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": ["South Atlantic Ocean"]}, "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": -23.5}, "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": 316.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "316.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 309.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 317.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -28.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -17.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-50.68, -25.82], [-50.65, -25.75], [-50.75, -25.5], [-50.53, -24.97], [-50.18, -24.82], [-50.03, -24.47], [-49.5, -24.25], [-48.97, -24.47], [-48.75, -25.0], [-48.85, -25.25], [-48.75, -25.5], [-48.85, -25.75], [-48.82, -25.82], [-48.47, -25.97], [-48.25, -26.5], [-48.35, -26.75], [-48.25, -27.0], [-48.35, -27.25], [-48.25, -27.5], [-48.35, -27.75], [-48.25, -28.0], [-48.47, -28.53], [-49.0, -28.75], [-49.25, -28.65], [-49.5, -28.75], [-50.03, -28.53], [-50.18, -28.18], [-50.53, -28.03], [-50.68, -27.68], [-51.03, -27.53], [-51.25, -27.0], [-51.15, -26.75], [-51.25, -26.5], [-51.03, -25.97], [-50.68, -25.82]]], [[[-44.75, -23.5], [-44.53, -22.97], [-44.0, -22.75], [-43.75, -22.85], [-43.5, -22.75], [-42.97, -22.97], [-42.75, -23.5], [-42.97, -24.03], [-43.32, -24.18], [-43.35, -24.25], [-43.25, -24.5], [-43.47, -25.03], [-44.0, -25.25], [-44.53, -25.03], [-44.75, -24.5], [-44.65, -24.25], [-44.75, -24.0], [-44.65, -23.75], [-44.75, -23.5]]]]}, "2015-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.03, -25.97], [-50.68, -25.82], [-50.65, -25.75], [-50.75, -25.5], [-50.53, -24.97], [-50.18, -24.82], [-50.04, -24.5], [-50.25, -24.0], [-50.03, -23.47], [-49.5, -23.25], [-48.97, -23.47], [-48.82, -23.82], [-48.75, -23.85], [-48.68, -23.82], [-48.53, -23.47], [-48.0, -23.25], [-47.75, -23.35], [-47.5, -23.25], [-47.25, -23.35], [-47.0, -23.25], [-46.75, -23.35], [-46.5, -23.25], [-45.97, -23.47], [-45.82, -23.82], [-45.75, -23.85], [-45.68, -23.82], [-45.53, -23.47], [-45.18, -23.32], [-45.04, -23.0], [-45.25, -22.5], [-45.03, -21.97], [-44.5, -21.75], [-44.25, -21.85], [-44.0, -21.75], [-43.75, -21.85], [-43.5, -21.75], [-43.25, -21.85], [-43.0, -21.75], [-42.75, -21.85], [-42.5, -21.75], [-41.97, -21.97], [-41.75, -22.5], [-41.97, -23.03], [-42.32, -23.18], [-42.47, -23.53], [-42.82, -23.68], [-42.97, -24.03], [-43.32, -24.18], [-43.35, -24.25], [-43.25, -24.5], [-43.47, -25.03], [-43.82, -25.18], [-43.97, -25.53], [-44.5, -25.75], [-44.75, -25.65], [-44.82, -25.68], [-44.97, -26.03], [-45.5, -26.25], [-45.75, -26.15], [-46.0, -26.25], [-46.53, -26.03], [-46.75, -25.5], [-46.65, -25.25], [-46.7, -25.12], [-47.0, -25.25], [-47.25, -25.15], [-47.32, -25.18], [-47.47, -25.53], [-47.82, -25.68], [-47.97, -26.03], [-48.37, -26.2], [-48.25, -26.5], [-48.35, -26.75], [-48.25, -27.0], [-48.35, -27.25], [-48.25, -27.5], [-48.35, -27.75], [-48.25, -28.0], [-48.47, -28.53], [-49.0, -28.75], [-49.25, -28.65], [-49.5, -28.75], [-50.03, -28.53], [-50.18, -28.18], [-50.53, -28.03], [-50.68, -27.68], [-51.03, -27.53], [-51.25, -27.0], [-51.15, -26.75], [-51.25, -26.5], [-51.03, -25.97]]]]}, "2015-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.03, -25.97], [-50.68, -25.82], [-50.65, -25.75], [-50.75, -25.5], [-50.53, -24.97], [-50.18, -24.82], [-50.04, -24.5], [-50.25, -24.0], [-50.03, -23.47], [-49.5, -23.25], [-48.97, -23.47], [-48.82, -23.82], [-48.75, -23.85], [-48.68, -23.82], [-48.53, -23.47], [-48.0, -23.25], [-47.75, -23.35], [-47.5, -23.25], [-47.25, -23.35], [-47.0, -23.25], [-46.75, -23.35], [-46.5, -23.25], [-45.97, -23.47], [-45.82, -23.82], [-45.75, -23.85], [-45.68, -23.82], [-45.53, -23.47], [-45.18, -23.32], [-45.04, -23.0], [-45.18, -22.68], [-45.5, -22.54], [-46.0, -22.75], [-46.25, -22.65], [-46.5, -22.75], [-47.03, -22.53], [-47.25, -22.0], [-47.15, -21.75], [-47.25, -21.5], [-47.03, -20.97], [-46.68, -20.82], [-46.65, -20.75], [-46.68, -20.68], [-46.75, -20.65], [-47.0, -20.75], [-47.53, -20.53], [-47.75, -20.0], [-47.65, -19.75], [-47.75, -19.5], [-47.53, -18.97], [-47.0, -18.75], [-46.75, -18.85], [-46.68, -18.82], [-46.53, -18.47], [-46.12, -18.3], [-46.25, -18.0], [-46.03, -17.47], [-45.5, -17.25], [-45.25, -17.35], [-45.0, -17.25], [-44.47, -17.47], [-44.25, -18.0], [-44.35, -18.25], [-44.25, -18.5], [-44.47, -19.03], [-44.82, -19.18], [-44.85, -19.25], [-44.75, -19.5], [-44.85, -19.75], [-44.82, -19.82], [-44.75, -19.85], [-44.5, -19.75], [-44.25, -19.85], [-44.0, -19.75], [-43.47, -19.97], [-43.32, -20.32], [-42.97, -20.47], [-42.75, -21.0], [-42.85, -21.25], [-42.82, -21.32], [-42.47, -21.47], [-42.32, -21.82], [-41.97, -21.97], [-41.75, -22.5], [-41.97, -23.03], [-42.32, -23.18], [-42.47, -23.53], [-42.82, -23.68], [-42.97, -24.03], [-43.32, -24.18], [-43.35, -24.25], [-43.25, -24.5], [-43.47, -25.03], [-43.82, -25.18], [-43.97, -25.53], [-44.5, -25.75], [-44.75, -25.65], [-44.82, -25.68], [-44.97, -26.03], [-45.5, -26.25], [-45.75, -26.15], [-46.0, -26.25], [-46.53, -26.03], [-46.75, -25.5], [-46.65, -25.25], [-46.7, -25.12], [-47.0, -25.25], [-47.25, -25.15], [-47.32, -25.18], [-47.47, -25.53], [-47.82, -25.68], [-47.97, -26.03], [-48.37, -26.2], [-48.25, -26.5], [-48.35, -26.75], [-48.25, -27.0], [-48.35, -27.25], [-48.25, -27.5], [-48.35, -27.75], [-48.25, -28.0], [-48.47, -28.53], [-49.0, -28.75], [-49.25, -28.65], [-49.5, -28.75], [-50.03, -28.53], [-50.18, -28.18], [-50.53, -28.03], [-50.68, -27.68], [-51.03, -27.53], [-51.25, -27.0], [-51.15, -26.75], [-51.25, -26.5], [-51.03, -25.97]]]]}, "2015-02-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-50.25, -24.0], [-50.03, -23.47], [-49.5, -23.25], [-48.97, -23.47], [-48.82, -23.82], [-48.75, -23.85], [-48.68, -23.82], [-48.53, -23.47], [-48.0, -23.25], [-47.75, -23.35], [-47.5, -23.25], [-47.25, -23.35], [-47.0, -23.25], [-46.75, -23.35], [-46.5, -23.25], [-45.97, -23.47], [-45.82, -23.82], [-45.75, -23.85], [-45.68, -23.82], [-45.53, -23.47], [-45.18, -23.32], [-45.04, -23.0], [-45.18, -22.68], [-45.5, -22.54], [-46.0, -22.75], [-46.25, -22.65], [-46.5, -22.75], [-47.03, -22.53], [-47.25, -22.0], [-47.15, -21.75], [-47.25, -21.5], [-47.03, -20.97], [-46.68, -20.82], [-46.65, -20.75], [-46.68, -20.68], [-46.75, -20.65], [-47.0, -20.75], [-47.53, -20.53], [-47.68, -20.18], [-48.03, -20.03], [-48.25, -19.5], [-48.03, -18.97], [-47.5, -18.75], [-47.25, -18.85], [-47.18, -18.82], [-47.15, -18.75], [-47.25, -18.5], [-47.03, -17.97], [-46.5, -17.75], [-46.25, -17.85], [-46.18, -17.82], [-46.03, -17.47], [-45.68, -17.32], [-45.53, -16.97], [-45.0, -16.75], [-44.47, -16.97], [-44.32, -17.32], [-43.97, -17.47], [-43.75, -18.0], [-43.85, -18.25], [-43.75, -18.5], [-43.97, -19.03], [-44.5, -19.25], [-44.75, -19.15], [-44.82, -19.18], [-44.85, -19.25], [-44.75, -19.5], [-44.85, -19.75], [-44.82, -19.82], [-44.75, -19.85], [-44.5, -19.75], [-44.25, -19.85], [-44.0, -19.75], [-43.47, -19.97], [-43.32, -20.32], [-42.97, -20.47], [-42.75, -21.0], [-42.85, -21.25], [-42.82, -21.32], [-42.47, -21.47], [-42.32, -21.82], [-41.97, -21.97], [-41.75, -22.5], [-41.97, -23.03], [-42.32, -23.18], [-42.47, -23.53], [-42.82, -23.68], [-42.97, -24.03], [-43.32, -24.18], [-43.35, -24.25], [-43.25, -24.5], [-43.47, -25.03], [-43.82, -25.18], [-43.97, -25.53], [-44.5, -25.75], [-44.75, -25.65], [-44.82, -25.68], [-44.97, -26.03], [-45.5, -26.25], [-45.75, -26.15], [-46.0, -26.25], [-46.53, -26.03], [-46.75, -25.5], [-46.65, -25.25], [-46.7, -25.12], [-47.0, -25.25], [-47.25, -25.15], [-47.32, -25.18], [-47.47, -25.53], [-47.82, -25.68], [-47.97, -26.03], [-48.37, -26.2], [-48.25, -26.5], [-48.47, -27.03], [-49.0, -27.25], [-49.25, -27.15], [-49.5, -27.25], [-50.03, -27.03], [-50.25, -26.5], [-50.03, -25.97], [-49.62, -25.8], [-49.75, -25.5], [-49.65, -25.25], [-49.75, -25.0], [-49.65, -24.75], [-49.68, -24.68], [-50.03, -24.53], [-50.25, -24.0]]]]}, "2015-02-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-48.25, -19.5], [-48.03, -18.97], [-47.5, -18.75], [-47.25, -18.85], [-47.18, -18.82], [-47.15, -18.75], [-47.25, -18.5], [-47.03, -17.97], [-46.5, -17.75], [-46.25, -17.85], [-46.18, -17.82], [-46.03, -17.47], [-45.68, -17.32], [-45.53, -16.97], [-45.0, -16.75], [-44.47, -16.97], [-44.32, -17.32], [-43.97, -17.47], [-43.75, -18.0], [-43.85, -18.25], [-43.75, -18.5], [-43.97, -19.03], [-44.5, -19.25], [-44.75, -19.15], [-44.82, -19.18], [-44.85, -19.25], [-44.75, -19.5], [-44.85, -19.75], [-44.82, -19.82], [-44.75, -19.85], [-44.5, -19.75], [-44.25, -19.85], [-44.0, -19.75], [-43.47, -19.97], [-43.32, -20.32], [-42.97, -20.47], [-42.75, -21.0], [-42.85, -21.25], [-42.82, -21.32], [-42.47, -21.47], [-42.25, -22.0], [-42.46, -22.5], [-42.25, -23.0], [-42.47, -23.53], [-42.82, -23.68], [-42.97, -24.03], [-43.32, -24.18], [-43.35, -24.25], [-43.25, -24.5], [-43.47, -25.03], [-44.0, -25.25], [-44.25, -25.15], [-44.32, -25.18], [-44.47, -25.53], [-45.0, -25.75], [-45.53, -25.53], [-45.75, -25.0], [-45.65, -24.75], [-45.75, -24.5], [-45.65, -24.25], [-45.75, -24.0], [-45.53, -23.47], [-45.0, -23.25], [-44.75, -23.35], [-44.68, -23.32], [-44.62, -23.2], [-45.03, -23.03], [-45.18, -22.68], [-45.5, -22.54], [-46.0, -22.75], [-46.25, -22.65], [-46.5, -22.75], [-47.03, -22.53], [-47.25, -22.0], [-47.15, -21.75], [-47.25, -21.5], [-47.03, -20.97], [-46.68, -20.82], [-46.65, -20.75], [-46.68, -20.68], [-46.75, -20.65], [-47.0, -20.75], [-47.53, -20.53], [-47.68, -20.18], [-48.03, -20.03], [-48.25, -19.5]], [[-43.62, -22.7], [-43.75, -22.65], [-43.82, -22.68], [-43.87, -22.8], [-43.75, -22.85], [-43.68, -22.82], [-43.62, -22.7]]]]}, "2015-02-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-44.03, -24.03], [-44.25, -23.5], [-44.03, -22.97], [-43.5, -22.75], [-42.97, -22.97], [-42.75, -23.5], [-42.97, -24.03], [-43.5, -24.25], [-44.03, -24.03]]], [[[-48.25, -19.5], [-48.03, -18.97], [-47.5, -18.75], [-47.25, -18.85], [-47.18, -18.82], [-47.15, -18.75], [-47.25, -18.5], [-47.03, -17.97], [-46.5, -17.75], [-46.25, -17.85], [-46.18, -17.82], [-46.03, -17.47], [-45.68, -17.32], [-45.53, -16.97], [-45.0, -16.75], [-44.47, -16.97], [-44.32, -17.32], [-43.97, -17.47], [-43.75, -18.0], [-43.85, -18.25], [-43.75, -18.5], [-43.97, -19.03], [-44.5, -19.25], [-44.8, -19.12], [-44.97, -19.53], [-45.5, -19.75], [-45.75, -19.65], [-45.82, -19.68], [-45.97, -20.03], [-46.5, -20.25], [-46.75, -20.15], [-47.0, -20.25], [-47.25, -20.15], [-47.5, -20.25], [-48.03, -20.03], [-48.25, -19.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.572977517348022}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.5484955480126636}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.83564254996071, 26.356536473241704, 26.17233372134126, 26.521739705232903, 26.00593237256504, 26.10738694261363]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.341027802460474, 29.5093343225314, 30.45412559384897, 29.960203068463898, 29.475003857870036, 28.981573777674555]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.5626830310124187, 2.558588509978047, 2.704069462188805, 2.596805227624489, 2.354389824799121, 1.9471730304416723]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.691568463897738, 3.6238846272532896, 4.572977517348022, 3.6027904931552257, 3.3203956701345874, 2.8476206540585167]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4143454765119723, 1.5444251346568794, 1.7053165913201598, 1.7561864727582142, 1.6981595295632317, 1.3884299025144113]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5928439982193865, 2.004433810269373, 2.6531949749826595, 2.3994379725863015, 2.3434311033232147, 1.6894542097363536]}}