{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:57:50.811864", "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": "2014-Nov-08_to_2014-Nov-11_18.5_-6.0"}, "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": 2014110001701}, "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": "November 08 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 11 2014"}, "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": 55383.857723352245}, "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": -6.0}, "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": 16.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 19.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-11-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.35, -4.75], [16.25, -4.5], [16.47, -3.97], [16.88, -3.8], [16.75, -3.5], [16.97, -2.97], [17.5, -2.75], [18.03, -2.97], [18.18, -3.32], [18.53, -3.47], [18.75, -4.0], [18.65, -4.25], [18.68, -4.32], [19.03, -4.47], [19.25, -5.0], [19.15, -5.25], [19.18, -5.32], [19.53, -5.47], [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], [17.47, -6.53], [17.3, -6.12], [17.0, -6.25], [16.47, -6.03], [16.25, -5.5], [16.35, -5.25], [16.25, -5.0], [16.35, -4.75]]]]}, "2014-11-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.35, -4.75], [16.25, -4.5], [16.47, -3.97], [16.88, -3.8], [16.75, -3.5], [16.97, -2.97], [17.5, -2.75], [18.03, -2.97], [18.18, -3.32], [18.53, -3.47], [18.75, -4.0], [18.65, -4.25], [18.68, -4.32], [19.03, -4.47], [19.25, -5.0], [19.15, -5.25], [19.18, -5.32], [19.53, -5.47], [19.68, -5.82], [20.03, -5.97], [20.25, -6.5], [20.03, -7.03], [19.68, -7.18], [19.53, -7.53], [19.0, -7.75], [18.47, -7.53], [18.32, -7.18], [17.97, -7.03], [17.82, -6.68], [17.47, -6.53], [17.3, -6.12], [17.0, -6.25], [16.47, -6.03], [16.25, -5.5], [16.35, -5.25], [16.25, -5.0], [16.35, -4.75]]]]}, "2014-11-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.35, -4.75], [16.25, -4.5], [16.47, -3.97], [16.88, -3.8], [16.75, -3.5], [16.97, -2.97], [17.5, -2.75], [18.03, -2.97], [18.18, -3.32], [18.53, -3.47], [18.75, -4.0], [18.65, -4.25], [18.68, -4.32], [19.03, -4.47], [19.25, -5.0], [19.15, -5.25], [19.18, -5.32], [19.53, -5.47], [19.68, -5.82], [20.03, -5.97], [20.25, -6.5], [20.03, -7.03], [19.68, -7.18], [19.53, -7.53], [19.0, -7.75], [18.47, -7.53], [18.32, -7.18], [17.97, -7.03], [17.82, -6.68], [17.47, -6.53], [17.3, -6.12], [17.0, -6.25], [16.47, -6.03], [16.25, -5.5], [16.35, -5.25], [16.25, -5.0], [16.35, -4.75]]]]}, "2014-11-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.25, -4.5], [16.47, -3.97], [17.0, -3.75], [17.5, -3.96], [18.0, -3.75], [18.53, -3.97], [18.68, -4.32], [19.03, -4.47], [19.25, -5.0], [19.13, -5.3], [19.53, -5.47], [19.68, -5.82], [20.03, -5.97], [20.25, -6.5], [20.03, -7.03], [19.68, -7.18], [19.53, -7.53], [19.0, -7.75], [18.47, -7.53], [18.32, -7.18], [17.97, -7.03], [17.75, -6.5], [17.85, -6.25], [17.75, -6.0], [17.88, -5.7], [17.75, -5.65], [17.5, -5.75], [16.97, -5.53], [16.82, -5.18], [16.47, -5.03], [16.25, -4.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.3727182532061306}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8803746545506792}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.665892905081648, 26.46949658142222, 25.314790249267162, 25.050161631012543]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.960603728699027, 29.17312784255148, 27.558067685215462, 26.41506962233109]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.706393586383464, 2.637012048783662, 1.5194044256291792, 1.4543497435265273]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.20888375585605, 3.3727182532061306, 1.846300159591351, 1.6312935706977783]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7348248238871269, 2.787650760076418, 1.6155973745796388, 1.5875629505491433]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.082905245057988, 3.4880032581195564, 2.0530340479319813, 2.0277749840682957]}}