{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:21.045252", "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": "2019-Aug-07_to_2019-Aug-10_311.0_-28.5"}, "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": 2019080001605}, "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": "August 07 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 10 2019"}, "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": 65408.575101590686}, "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": -28.5}, "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": 311.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "311.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 308.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 311.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -30.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -25.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-08-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.25, -29.0], [-52.03, -28.47], [-51.5, -28.25], [-51.25, -28.35], [-51.0, -28.25], [-50.75, -28.35], [-50.5, -28.25], [-50.25, -28.35], [-50.18, -28.32], [-50.03, -27.97], [-49.68, -27.82], [-49.65, -27.75], [-49.75, -27.5], [-49.53, -26.97], [-49.0, -26.75], [-48.75, -26.85], [-48.5, -26.75], [-47.97, -26.97], [-47.75, -27.5], [-47.97, -28.03], [-48.32, -28.18], [-48.35, -28.25], [-48.25, -28.5], [-48.35, -28.75], [-48.25, -29.0], [-48.47, -29.53], [-49.0, -29.75], [-49.3, -29.62], [-49.47, -30.03], [-49.82, -30.18], [-49.97, -30.53], [-50.5, -30.75], [-50.75, -30.65], [-51.0, -30.75], [-51.53, -30.53], [-51.75, -30.0], [-51.65, -29.75], [-51.68, -29.68], [-52.03, -29.53], [-52.25, -29.0]]]]}, "2019-08-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.25, -29.0], [-52.03, -28.47], [-51.5, -28.25], [-51.25, -28.35], [-51.0, -28.25], [-50.75, -28.35], [-50.5, -28.25], [-50.25, -28.35], [-50.18, -28.32], [-50.03, -27.97], [-49.68, -27.82], [-49.65, -27.75], [-49.68, -27.68], [-50.03, -27.53], [-50.25, -27.0], [-50.15, -26.75], [-50.25, -26.5], [-50.04, -26.0], [-50.25, -25.5], [-50.03, -24.97], [-49.5, -24.75], [-48.97, -24.97], [-48.82, -25.32], [-48.75, -25.35], [-48.5, -25.25], [-47.97, -25.47], [-47.75, -26.0], [-47.97, -26.53], [-48.32, -26.68], [-48.35, -26.75], [-48.32, -26.82], [-47.97, -26.97], [-47.75, -27.5], [-47.85, -27.75], [-47.75, -28.0], [-47.97, -28.53], [-48.32, -28.68], [-48.35, -28.75], [-48.25, -29.0], [-48.47, -29.53], [-49.0, -29.75], [-49.25, -29.65], [-49.32, -29.68], [-49.47, -30.03], [-49.82, -30.18], [-49.97, -30.53], [-50.5, -30.75], [-50.75, -30.65], [-51.0, -30.75], [-51.53, -30.53], [-51.75, -30.0], [-51.65, -29.75], [-51.68, -29.68], [-52.03, -29.53], [-52.25, -29.0]]]]}, "2019-08-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-52.25, -29.0], [-52.03, -28.47], [-51.5, -28.25], [-51.25, -28.35], [-51.0, -28.25], [-50.75, -28.35], [-50.5, -28.25], [-50.25, -28.35], [-50.18, -28.32], [-50.03, -27.97], [-49.68, -27.82], [-49.65, -27.75], [-49.68, -27.68], [-50.03, -27.53], [-50.25, -27.0], [-50.15, -26.75], [-50.25, -26.5], [-50.04, -26.0], [-50.25, -25.5], [-50.03, -24.97], [-49.5, -24.75], [-48.97, -24.97], [-48.82, -25.32], [-48.75, -25.35], [-48.5, -25.25], [-47.97, -25.47], [-47.75, -26.0], [-47.97, -26.53], [-48.32, -26.68], [-48.35, -26.75], [-48.32, -26.82], [-47.97, -26.97], [-47.75, -27.5], [-47.85, -27.75], [-47.75, -28.0], [-47.97, -28.53], [-48.32, -28.68], [-48.35, -28.75], [-48.25, -29.0], [-48.47, -29.53], [-49.0, -29.75], [-49.25, -29.65], [-49.32, -29.68], [-49.47, -30.03], [-49.82, -30.18], [-49.97, -30.53], [-50.5, -30.75], [-50.75, -30.65], [-51.0, -30.75], [-51.53, -30.53], [-51.75, -30.0], [-51.65, -29.75], [-51.68, -29.68], [-52.03, -29.53], [-52.25, -29.0]]]]}, "2019-08-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-50.04, -26.0], [-50.25, -25.5], [-50.03, -24.97], [-49.5, -24.75], [-48.97, -24.97], [-48.82, -25.32], [-48.75, -25.35], [-48.5, -25.25], [-47.97, -25.47], [-47.75, -26.0], [-47.97, -26.53], [-48.32, -26.68], [-48.35, -26.75], [-48.32, -26.82], [-47.97, -26.97], [-47.75, -27.5], [-47.85, -27.75], [-47.75, -28.0], [-47.97, -28.53], [-48.32, -28.68], [-48.47, -29.03], [-48.82, -29.18], [-48.97, -29.53], [-49.5, -29.75], [-50.03, -29.53], [-50.25, -29.0], [-50.03, -28.47], [-49.68, -28.32], [-49.65, -28.25], [-49.75, -28.0], [-49.65, -27.75], [-49.68, -27.68], [-50.03, -27.53], [-50.25, -27.0], [-50.15, -26.75], [-50.25, -26.5], [-50.04, -26.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.877756520205139}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.717720664950328}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [18.925554695622452, 19.291573139316313, 19.480592324515385, 20.151716314099247]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [20.605730774012898, 20.76038850390188, 21.01557375821875, 22.61910833935309]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.859655156915195, 4.674576332232779, 4.719025611903358, 4.631192040248436]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.697150099618739, 6.231562391618297, 6.467201352878021, 6.877756520205139]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4700163708916583, 1.5674146331231438, 1.5794993966164619, 1.7304261153562768]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6890448324454879, 1.9136638773640096, 1.8439198266198287, 2.3278752723475846]}}