{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:13:18.324502", "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": "2018-Jul-13_to_2018-Jul-17_288.0_-6.5"}, "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": 2018070002255}, "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 13 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 17 2018"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 79718.78804552829}, "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", "Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "N.W.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": -6.5}, "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": 288.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "288.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 286.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 289.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -9.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -5.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-72.65, -6.75], [-72.75, -6.5], [-72.65, -6.25], [-72.75, -6.0], [-72.53, -5.47], [-72.0, -5.25], [-71.75, -5.35], [-71.5, -5.25], [-70.97, -5.47], [-70.75, -6.0], [-70.85, -6.25], [-70.75, -6.5], [-70.85, -6.75], [-70.82, -6.82], [-70.47, -6.97], [-70.25, -7.5], [-70.47, -8.03], [-70.82, -8.18], [-70.97, -8.53], [-71.5, -8.75], [-72.03, -8.53], [-72.18, -8.18], [-72.53, -8.03], [-72.75, -7.5], [-72.65, -7.25], [-72.75, -7.0], [-72.65, -6.75]]]]}, "2018-07-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.03, -5.97], [-73.68, -5.82], [-73.53, -5.47], [-73.0, -5.25], [-72.75, -5.35], [-72.5, -5.25], [-72.25, -5.35], [-72.0, -5.25], [-71.75, -5.35], [-71.5, -5.25], [-70.97, -5.47], [-70.75, -6.0], [-70.85, -6.25], [-70.75, -6.5], [-70.85, -6.75], [-70.82, -6.82], [-70.47, -6.97], [-70.25, -7.5], [-70.47, -8.03], [-70.82, -8.18], [-70.97, -8.53], [-71.5, -8.75], [-71.75, -8.65], [-72.0, -8.75], [-72.25, -8.65], [-72.5, -8.75], [-73.03, -8.53], [-73.18, -8.18], [-73.53, -8.03], [-73.68, -7.68], [-74.03, -7.53], [-74.25, -7.0], [-74.15, -6.75], [-74.25, -6.5], [-74.03, -5.97]]]]}, "2018-07-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.15, -8.75], [-74.25, -8.5], [-74.03, -7.97], [-73.68, -7.82], [-73.65, -7.75], [-73.68, -7.68], [-74.03, -7.53], [-74.25, -7.0], [-74.15, -6.75], [-74.25, -6.5], [-74.03, -5.97], [-73.68, -5.82], [-73.53, -5.47], [-73.0, -5.25], [-72.75, -5.35], [-72.5, -5.25], [-72.25, -5.35], [-72.0, -5.25], [-71.75, -5.35], [-71.5, -5.25], [-70.97, -5.47], [-70.75, -6.0], [-70.85, -6.25], [-70.75, -6.5], [-70.85, -6.75], [-70.82, -6.82], [-70.47, -6.97], [-70.25, -7.5], [-70.47, -8.03], [-70.82, -8.18], [-70.97, -8.53], [-71.5, -8.75], [-71.75, -8.65], [-72.0, -8.75], [-72.25, -8.65], [-72.5, -8.75], [-72.75, -8.65], [-72.82, -8.68], [-72.85, -8.75], [-72.75, -9.0], [-72.85, -9.25], [-72.75, -9.5], [-72.97, -10.03], [-73.5, -10.25], [-74.03, -10.03], [-74.25, -9.5], [-74.15, -9.25], [-74.25, -9.0], [-74.15, -8.75]]]]}, "2018-07-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.15, -8.75], [-74.25, -8.5], [-74.03, -7.97], [-73.68, -7.82], [-73.65, -7.75], [-73.68, -7.68], [-74.03, -7.53], [-74.25, -7.0], [-74.15, -6.75], [-74.25, -6.5], [-74.03, -5.97], [-73.68, -5.82], [-73.53, -5.47], [-73.0, -5.25], [-72.75, -5.35], [-72.5, -5.25], [-72.25, -5.35], [-72.0, -5.25], [-71.75, -5.35], [-71.5, -5.25], [-70.97, -5.47], [-70.75, -6.0], [-70.85, -6.25], [-70.75, -6.5], [-70.85, -6.75], [-70.82, -6.82], [-70.47, -6.97], [-70.25, -7.5], [-70.47, -8.03], [-70.82, -8.18], [-70.97, -8.53], [-71.5, -8.75], [-71.75, -8.65], [-72.0, -8.75], [-72.25, -8.65], [-72.5, -8.75], [-72.75, -8.65], [-72.82, -8.68], [-72.85, -8.75], [-72.75, -9.0], [-72.85, -9.25], [-72.75, -9.5], [-72.97, -10.03], [-73.5, -10.25], [-74.03, -10.03], [-74.25, -9.5], [-74.15, -9.25], [-74.25, -9.0], [-74.15, -8.75]]]]}, "2018-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.15, -8.75], [-74.25, -8.5], [-74.03, -7.97], [-73.68, -7.82], 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"anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7168997037992597, 1.7226973666612755, 1.9151797635385277, 2.3246610642565884, 1.6249729692151504]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.010803528634085, 2.3491940141061036, 2.466293576799046, 2.6950004259711022, 1.6969353969967074]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1337397363580413, 1.1507467316509856, 1.2272006491895966, 1.4100353373102263, 0.9587029886018127]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2929520161443238, 1.4431704236978156, 1.602401477161263, 1.589968991117452, 0.9859932469408571]}}