{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:52:15.519165", "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-Jun-18_to_2024-Jun-23_309.0_-30.5"}, "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": 2024060001847}, "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": "June 18 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 23 2024"}, "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": 63473.313687677684}, "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": ["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": -30.5}, "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": 309.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "309.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 307.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 311.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -32.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -29.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.75, -30.5], [-51.53, -29.97], [-51.0, -29.75], [-50.47, -29.97], [-50.32, -30.32], [-49.97, -30.47], [-49.75, -31.0], [-49.97, -31.53], [-50.5, -31.75], [-51.03, -31.53], [-51.18, -31.18], [-51.53, -31.03], [-51.75, -30.5]]]]}, "2024-06-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.75, -30.5], [-51.53, -29.97], [-51.0, -29.75], [-50.7, -29.88], [-50.53, -29.47], [-50.18, -29.32], [-50.03, -28.97], [-49.5, -28.75], [-48.97, -28.97], [-48.75, -29.5], [-48.97, -30.03], [-49.32, -30.18], [-49.35, -30.25], [-49.25, -30.5], [-49.47, -31.03], [-49.82, -31.18], [-49.97, -31.53], [-50.5, -31.75], [-51.03, -31.53], [-51.18, -31.18], [-51.53, -31.03], [-51.75, -30.5]]]]}, "2024-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.75, -30.5], [-51.53, -29.97], [-51.0, -29.75], [-50.7, -29.88], [-50.53, -29.47], [-50.18, -29.32], [-50.03, -28.97], [-49.5, -28.75], [-48.97, -28.97], [-48.75, -29.5], [-48.97, -30.03], [-49.32, -30.18], [-49.35, -30.25], [-49.25, -30.5], [-49.47, -31.03], [-49.82, -31.18], [-49.97, -31.53], [-50.5, -31.75], [-51.03, -31.53], [-51.18, -31.18], [-51.53, -31.03], [-51.75, -30.5]]]]}, "2024-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.65, -31.75], [-52.75, -31.5], [-52.53, -30.97], [-52.18, -30.82], [-52.03, -30.47], [-51.68, -30.32], [-51.53, -29.97], [-51.0, -29.75], [-50.7, -29.88], [-50.53, -29.47], [-50.18, -29.32], [-50.03, -28.97], [-49.5, -28.75], [-48.97, -28.97], [-48.75, -29.5], [-48.85, -29.75], [-48.75, -30.0], [-48.85, -30.25], [-48.82, -30.32], [-48.47, -30.47], [-48.25, -31.0], [-48.35, -31.25], [-48.25, -31.5], [-48.47, -32.03], [-49.0, -32.25], [-49.25, -32.15], [-49.5, -32.25], [-49.75, -32.15], [-49.82, -32.18], [-49.97, -32.53], [-50.5, -32.75], [-50.75, -32.65], [-51.0, -32.75], [-51.25, -32.65], [-51.32, -32.68], [-51.47, -33.03], [-52.0, -33.25], [-52.53, -33.03], [-52.75, -32.5], [-52.65, -32.25], [-52.75, -32.0], [-52.65, -31.75]]]]}, "2024-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.65, -31.75], [-52.75, -31.5], [-52.53, -30.97], [-52.18, -30.82], [-52.03, -30.47], [-51.68, -30.32], [-51.53, -29.97], [-51.0, -29.75], [-50.7, -29.88], [-50.53, -29.47], [-50.18, -29.32], [-50.03, -28.97], [-49.5, -28.75], [-48.97, -28.97], [-48.75, -29.5], [-48.85, -29.75], [-48.75, -30.0], [-48.85, -30.25], [-48.82, -30.32], [-48.47, -30.47], [-48.25, -31.0], [-48.35, -31.25], [-48.25, -31.5], [-48.47, -32.03], [-49.0, -32.25], [-49.25, -32.15], [-49.5, -32.25], [-49.75, -32.15], [-49.82, -32.18], [-49.97, -32.53], [-50.5, -32.75], [-50.75, -32.65], [-51.0, -32.75], [-51.25, -32.65], [-51.32, -32.68], [-51.47, -33.03], [-52.0, -33.25], [-52.53, -33.03], [-52.75, -32.5], [-52.65, -32.25], [-52.75, -32.0], [-52.65, -31.75]]]]}, "2024-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.65, -31.75], [-52.75, -31.5], [-52.53, -30.97], [-52.18, -30.82], [-52.03, -30.47], [-51.68, -30.32], [-51.53, -29.97], [-51.0, -29.75], [-50.7, -29.88], [-50.53, -29.47], [-50.18, -29.32], [-50.03, -28.97], [-49.5, -28.75], [-48.97, -28.97], [-48.75, -29.5], [-48.85, -29.75], [-48.75, -30.0], [-48.85, -30.25], [-48.82, -30.32], [-48.47, -30.47], [-48.25, -31.0], [-48.35, -31.25], [-48.25, -31.5], [-48.47, -32.03], [-49.0, -32.25], [-49.25, -32.15], [-49.5, -32.25], [-49.75, -32.15], [-49.82, -32.18], [-49.97, -32.53], [-50.5, -32.75], [-50.75, -32.65], [-51.0, -32.75], [-51.25, -32.65], [-51.32, -32.68], [-51.47, -33.03], [-52.0, -33.25], [-52.53, -33.03], [-52.75, -32.5], [-52.65, -32.25], [-52.75, -32.0], [-52.65, -31.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.208907278579886}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.4235915458278416}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [18.80865968682656, 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anomalies.", "value": [1.3821202822181409, 1.5709076867714438, 1.2684013034049426, 1.3834278855737738, 1.7930628889354787, 1.6423900775743678]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.454930714481018, 1.8694817558441283, 1.3743928826973955, 1.7230546786513845, 2.3914810216699913, 2.245278937846381]}}