{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:30.937950", "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": "2010-Aug-14_to_2010-Aug-17_15.5_3.5"}, "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": 2010080002192}, "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 14 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 17 2010"}, "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": 95556.72790771294}, "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": ["Cameroon", "Central African Republic"]}, "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": 3.5}, "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": 15.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "15.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 13.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 17.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 2.25}, "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": {"2010-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[12.97, 4.03], [13.32, 4.18], [13.47, 4.53], [14.0, 4.75], [14.25, 4.65], [14.5, 4.75], [15.03, 4.53], [15.25, 4.0], [15.03, 3.47], [14.5, 3.25], [14.25, 3.35], [14.18, 3.32], [14.15, 3.25], [14.18, 3.18], [14.53, 3.03], [14.75, 2.5], [14.53, 1.97], [14.0, 1.75], [13.47, 1.97], [13.32, 2.32], [12.97, 2.47], [12.75, 3.0], [12.85, 3.25], [12.75, 3.5], [12.97, 4.03]]]]}, "2010-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[12.97, 4.03], [13.32, 4.18], [13.47, 4.53], [13.82, 4.68], [13.85, 4.75], [13.75, 5.0], [13.97, 5.53], [14.32, 5.68], [14.47, 6.03], [15.0, 6.25], [15.25, 6.15], [15.5, 6.25], [16.03, 6.03], [16.18, 5.68], [16.25, 5.65], [16.5, 5.75], [16.75, 5.65], [17.0, 5.75], [17.25, 5.65], [17.5, 5.75], [18.03, 5.53], [18.25, 5.0], [18.15, 4.75], [18.25, 4.5], [18.15, 4.25], [18.25, 4.0], [18.03, 3.47], [17.5, 3.25], [17.25, 3.35], [17.18, 3.32], [17.03, 2.97], [16.68, 2.82], [16.53, 2.47], [16.0, 2.25], [15.47, 2.47], [15.32, 2.82], [15.25, 2.85], [15.0, 2.75], [14.75, 2.85], [14.63, 2.8], [14.75, 2.5], [14.53, 1.97], [14.0, 1.75], [13.47, 1.97], [13.32, 2.32], [12.97, 2.47], [12.75, 3.0], [12.85, 3.25], [12.75, 3.5], [12.97, 4.03]]]]}, "2010-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[12.97, 4.03], [13.32, 4.18], [13.47, 4.53], [13.82, 4.68], [13.85, 4.75], [13.75, 5.0], [13.97, 5.53], [14.32, 5.68], [14.47, 6.03], [15.0, 6.25], [15.25, 6.15], [15.5, 6.25], [16.03, 6.03], [16.18, 5.68], [16.25, 5.65], [16.5, 5.75], [16.75, 5.65], [17.0, 5.75], [17.25, 5.65], [17.5, 5.75], [18.03, 5.53], [18.25, 5.0], [18.15, 4.75], [18.25, 4.5], [18.15, 4.25], [18.25, 4.0], [18.03, 3.47], [17.5, 3.25], [17.25, 3.35], [17.18, 3.32], [17.03, 2.97], [16.68, 2.82], [16.53, 2.47], [16.0, 2.25], [15.47, 2.47], [15.32, 2.82], [15.25, 2.85], [15.0, 2.75], [14.75, 2.85], [14.63, 2.8], [14.75, 2.5], [14.53, 1.97], [14.0, 1.75], [13.47, 1.97], [13.32, 2.32], [12.97, 2.47], [12.75, 3.0], [12.85, 3.25], [12.75, 3.5], [12.97, 4.03]]]]}, "2010-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.97, 5.53], [14.32, 5.68], [14.47, 6.03], [15.0, 6.25], [15.25, 6.15], [15.5, 6.25], [16.03, 6.03], [16.18, 5.68], [16.25, 5.65], [16.5, 5.75], [16.75, 5.65], [17.0, 5.75], [17.25, 5.65], [17.5, 5.75], [18.03, 5.53], [18.25, 5.0], [18.15, 4.75], [18.25, 4.5], [18.15, 4.25], [18.25, 4.0], [18.03, 3.47], [17.5, 3.25], [17.25, 3.35], [17.18, 3.32], [17.03, 2.97], [16.68, 2.82], [16.53, 2.47], [16.0, 2.25], [15.47, 2.47], [15.32, 2.82], [15.25, 2.85], [15.0, 2.75], [14.75, 2.85], [14.5, 2.75], [14.25, 2.85], [14.0, 2.75], [13.47, 2.97], [13.25, 3.5], [13.47, 4.03], [13.88, 4.2], [13.75, 4.5], [13.85, 4.75], [13.75, 5.0], [13.97, 5.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.128304427087812}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4997686850087144}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.196566519259648, 24.72001322987836, 24.83749087245934, 24.754033133535586]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.651596874454697, 25.147858999868447, 25.955938467453336, 25.823241386139784]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0171843051800238, 1.477534168480788, 1.5891959598070076, 1.5124589308841792]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2010598837809994, 1.9936828304635128, 2.128304427087812, 2.063019031789338]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.322366105214084, 1.8357517430940486, 1.9323168764896643, 1.8412753964629114]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4979047595543433, 2.5432365876715037, 2.556101214491972, 2.518685397978808]}}