{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:29.643623", "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-10_to_2010-Aug-12_352.0_29.5"}, "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": 2010080002014}, "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 10 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 12 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 174990.08418673158}, "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": ["Algeria", "Mauritania", "Morocco"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara"]}, "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": 29.5}, "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": 352.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "352.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 349.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 353.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 22.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 29.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-08-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-11.03, 25.03], [-10.68, 25.18], [-10.65, 25.25], [-10.75, 25.5], [-10.65, 25.75], [-10.75, 26.0], [-10.53, 26.53], [-10.0, 26.75], [-9.75, 26.65], [-9.68, 26.68], [-9.65, 26.75], [-9.75, 27.0], [-9.65, 27.25], [-9.75, 27.5], [-9.65, 27.75], [-9.75, 28.0], [-9.65, 28.25], [-9.75, 28.5], [-9.65, 28.75], [-9.75, 29.0], [-9.53, 29.53], [-9.18, 29.68], [-9.03, 30.03], [-8.5, 30.25], [-8.25, 30.15], [-8.0, 30.25], [-7.75, 30.15], [-7.5, 30.25], [-6.97, 30.03], [-6.82, 29.68], [-6.47, 29.53], [-6.25, 29.0], [-6.47, 28.47], [-6.82, 28.32], [-6.97, 27.97], [-7.32, 27.82], [-7.35, 27.75], [-7.25, 27.5], [-7.35, 27.25], [-7.25, 27.0], [-7.35, 26.75], [-7.25, 26.5], [-7.35, 26.25], [-7.3, 26.12], [-7.0, 26.25], [-6.75, 26.15], [-6.5, 26.25], [-5.97, 26.03], [-5.75, 25.5], [-5.97, 24.97], [-6.32, 24.82], [-6.35, 24.75], [-6.25, 24.5], [-6.47, 23.97], [-6.82, 23.82], [-6.97, 23.47], [-7.5, 23.25], [-7.75, 23.35], [-7.82, 23.32], [-7.97, 22.97], [-8.32, 22.82], [-8.47, 22.47], [-9.0, 22.25], [-9.25, 22.35], [-9.5, 22.25], [-9.75, 22.35], [-10.0, 22.25], [-10.53, 22.47], [-10.75, 23.0], [-10.65, 23.25], [-10.68, 23.32], [-11.03, 23.47], [-11.25, 24.0], [-11.15, 24.25], [-11.25, 24.5], [-11.03, 25.03]]]]}, "2010-08-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-11.03, 25.03], [-10.68, 25.18], [-10.65, 25.25], [-10.75, 25.5], [-10.65, 25.75], [-10.75, 26.0], [-10.53, 26.53], [-10.0, 26.75], [-9.75, 26.65], [-9.68, 26.68], [-9.65, 26.75], [-9.75, 27.0], [-9.65, 27.25], [-9.75, 27.5], [-9.65, 27.75], [-9.75, 28.0], [-9.65, 28.25], [-9.75, 28.5], [-9.65, 28.75], [-9.75, 29.0], [-9.53, 29.53], [-9.18, 29.68], [-9.03, 30.03], [-8.5, 30.25], [-8.25, 30.15], [-8.0, 30.25], [-7.75, 30.15], [-7.5, 30.25], [-6.97, 30.03], [-6.82, 29.68], [-6.47, 29.53], [-6.25, 29.0], [-6.47, 28.47], [-6.82, 28.32], [-6.97, 27.97], [-7.32, 27.82], [-7.35, 27.75], [-7.25, 27.5], [-7.35, 27.25], [-7.25, 27.0], [-7.35, 26.75], [-7.25, 26.5], [-7.35, 26.25], [-7.3, 26.12], [-7.0, 26.25], [-6.75, 26.15], [-6.5, 26.25], [-5.97, 26.03], [-5.75, 25.5], [-5.97, 24.97], [-6.32, 24.82], [-6.35, 24.75], [-6.25, 24.5], [-6.47, 23.97], [-6.82, 23.82], [-6.97, 23.47], [-7.5, 23.25], [-7.75, 23.35], [-7.82, 23.32], [-7.97, 22.97], [-8.32, 22.82], [-8.47, 22.47], [-9.0, 22.25], [-9.25, 22.35], [-9.5, 22.25], [-9.75, 22.35], [-10.0, 22.25], [-10.53, 22.47], [-10.75, 23.0], [-10.65, 23.25], [-10.68, 23.32], [-11.03, 23.47], [-11.25, 24.0], [-11.15, 24.25], [-11.25, 24.5], [-11.03, 25.03]]]]}, "2010-08-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-11.03, 25.03], [-10.68, 25.18], [-10.65, 25.25], [-10.75, 25.5], [-10.65, 25.75], [-10.75, 26.0], [-10.53, 26.53], [-10.0, 26.75], [-9.75, 26.65], [-9.68, 26.68], [-9.65, 26.75], [-9.75, 27.0], [-9.65, 27.25], [-9.75, 27.5], [-9.65, 27.75], [-9.75, 28.0], [-9.65, 28.25], [-9.75, 28.5], [-9.65, 28.75], [-9.75, 29.0], [-9.53, 29.53], [-9.18, 29.68], [-9.03, 30.03], [-8.5, 30.25], [-8.25, 30.15], [-8.0, 30.25], [-7.75, 30.15], [-7.5, 30.25], [-6.97, 30.03], [-6.82, 29.68], [-6.47, 29.53], [-6.25, 29.0], [-6.47, 28.47], [-6.82, 28.32], [-6.97, 27.97], [-7.32, 27.82], [-7.35, 27.75], [-7.25, 27.5], [-7.35, 27.25], [-7.25, 27.0], [-7.35, 26.75], [-7.25, 26.5], [-7.35, 26.25], [-7.3, 26.12], [-7.0, 26.25], [-6.75, 26.15], [-6.5, 26.25], [-5.97, 26.03], [-5.75, 25.5], [-5.97, 24.97], [-6.32, 24.82], [-6.35, 24.75], [-6.25, 24.5], [-6.47, 23.97], [-6.82, 23.82], [-6.97, 23.47], [-7.5, 23.25], [-7.75, 23.35], [-7.82, 23.32], [-7.97, 22.97], [-8.32, 22.82], [-8.47, 22.47], [-9.0, 22.25], [-9.25, 22.35], [-9.5, 22.25], [-9.75, 22.35], [-10.0, 22.25], [-10.53, 22.47], [-10.75, 23.0], [-10.65, 23.25], [-10.68, 23.32], [-11.03, 23.47], [-11.25, 24.0], [-11.15, 24.25], [-11.25, 24.5], [-11.03, 25.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.426270107247149}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.5877173756323972}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [38.42372757192334, 39.162717663978015, 38.84770719305516]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [40.10211290076961, 40.83315318509665, 39.94129568561033]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.230866479387437, 3.9766593063406592, 3.555626341169102]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.509292735355075, 6.407748057638173, 6.426270107247149]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1598053808195181, 1.4750145689048157, 1.3669536262415802]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4077018463742588, 1.8578774414471124, 1.9338662061754817]}}