{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:25.094833", "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": "2017-Jun-30_to_2017-Jul-05_18.5_-5.5"}, "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": 2017060003050}, "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 30 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 05 2017"}, "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": 67696.99604565179}, "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": ["Congo DRC"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": -5.5}, "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": 18.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "18.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 16.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 19.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-06-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.97, -4.47], [17.5, -4.25], [18.0, -4.46], [18.5, -4.25], [18.75, -4.35], [19.0, -4.25], [19.53, -4.47], [19.75, -5.0], [19.53, -5.53], [19.18, -5.68], [19.03, -6.03], [18.68, -6.18], [18.65, -6.25], [18.75, -6.5], [18.53, -7.03], [18.0, -7.25], [17.47, -7.03], [17.32, -6.68], [17.25, -6.65], [17.0, -6.75], [16.47, -6.53], [16.25, -6.0], [16.47, -5.47], [16.88, -5.3], [16.75, -5.0], [16.97, -4.47]]]]}, "2017-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.97, -4.47], [17.5, -4.25], [18.0, -4.46], [18.5, -4.25], [18.75, -4.35], [19.0, -4.25], [19.53, -4.47], [19.75, -5.0], [19.65, -5.25], [19.75, -5.5], [19.65, -5.75], [19.75, -6.0], [19.53, -6.53], [19.18, -6.68], [19.03, -7.03], [18.5, -7.25], [18.25, -7.15], [18.0, -7.25], [17.47, -7.03], [17.32, -6.68], [17.25, -6.65], [17.0, -6.75], [16.47, -6.53], [16.25, -6.0], [16.47, -5.47], [16.88, -5.3], [16.75, -5.0], [16.97, -4.47]]]]}, "2017-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.75, -5.5], [15.97, -4.97], [16.32, -4.82], [16.35, -4.75], [16.25, -4.5], [16.47, -3.97], [17.0, -3.75], [17.25, -3.85], [17.5, -3.75], [17.75, -3.85], [18.0, -3.75], [18.5, -3.96], [19.0, -3.75], [19.53, -3.97], [19.75, -4.5], [19.65, -4.75], [19.75, -5.0], [19.65, -5.25], [19.75, -5.5], [19.65, -5.75], [19.75, -6.0], [19.53, -6.53], [19.18, -6.68], [19.03, -7.03], [18.5, -7.25], [18.25, -7.15], [18.0, -7.25], [17.47, -7.03], [17.32, -6.68], [17.25, -6.65], [17.0, -6.75], [16.47, -6.53], [16.32, -6.18], [15.97, -6.03], [15.75, -5.5]]]]}, "2017-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.75, -5.5], [15.97, -4.97], [16.32, -4.82], [16.35, -4.75], [16.25, -4.5], [16.47, -3.97], [17.0, -3.75], [17.25, -3.85], [17.5, -3.75], [17.75, -3.85], [18.0, -3.75], [18.5, -3.96], [19.0, -3.75], [19.53, -3.97], [19.75, -4.5], [19.65, -4.75], [19.75, -5.0], [19.65, -5.25], [19.75, -5.5], [19.65, -5.75], [19.75, -6.0], [19.53, -6.53], [19.18, -6.68], [19.03, -7.03], [18.5, -7.25], [17.97, -7.03], [17.82, -6.68], [17.75, -6.65], [17.5, -6.75], [17.25, -6.65], [17.0, -6.75], [16.47, -6.53], [16.32, -6.18], [15.97, -6.03], [15.75, -5.5]]]]}, "2017-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.75, -5.5], [15.97, -4.97], [16.32, -4.82], [16.35, -4.75], [16.25, -4.5], [16.47, -3.97], [17.0, -3.75], [17.25, -3.85], [17.5, -3.75], [17.75, -3.85], [18.0, -3.75], [18.5, -3.96], [19.0, -3.75], [19.53, -3.97], [19.75, -4.5], [19.65, -4.75], [19.75, -5.0], [19.65, -5.25], [19.75, -5.5], [19.65, -5.75], [19.75, -6.0], [19.53, -6.53], [19.18, -6.68], [19.03, -7.03], [18.5, -7.25], [17.97, -7.03], [17.82, -6.68], [17.75, -6.65], [17.5, -6.75], [17.25, -6.65], [17.0, -6.75], [16.47, -6.53], [16.32, -6.18], [15.97, -6.03], [15.75, -5.5]]]]}, "2017-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[15.75, -5.5], [15.97, -4.97], [16.32, -4.82], [16.47, -4.47], [17.0, -4.25], [17.25, -4.35], [17.5, -4.25], [18.0, -4.46], [18.5, -4.25], [18.75, -4.35], [19.0, -4.25], [19.53, 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27.287756108415635]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.548472100446908, 1.667952750060561, 1.768151756567523, 1.5959992506951288, 1.8357282095687506, 1.6125005248213187]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.2596102056693894, 2.441711663901401, 2.333993833166801, 2.3889558467793677, 2.296193581896148, 1.9862213278982495]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6287120911493038, 1.7455139283414935, 1.843198922037365, 1.635171928356774, 1.8764293665155554, 1.6134038961723007]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.3241459866013687, 2.5385701046674733, 2.258271637460652, 2.255915384895272, 2.2704309944398497, 1.9620534463717976]}}