{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:15.051720", "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-Jul-10_to_2010-Jul-12_25.0_10.0"}, "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": 2010070001987}, "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 10 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 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": 75849.24557257161}, "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": ["South Sudan", "Sudan"]}, "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": 10.0}, "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": 25.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "25.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 23.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 26.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 13.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-07-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 10.25], [23.25, 10.5], [23.47, 11.03], [23.82, 11.18], [23.96, 11.5], [23.75, 12.0], [23.85, 12.25], [23.75, 12.5], [23.85, 12.75], [23.75, 13.0], [23.97, 13.53], [24.5, 13.75], [25.03, 13.53], [25.18, 13.18], [25.25, 13.15], [25.5, 13.25], [26.03, 13.03], [26.25, 12.5], [26.15, 12.25], [26.18, 12.18], [26.25, 12.15], [26.5, 12.25], [27.03, 12.03], [27.25, 11.5], [27.03, 10.97], [26.68, 10.82], [26.53, 10.47], [26.13, 10.3], [26.25, 10.0], [26.15, 9.75], [26.25, 9.5], [26.03, 8.97], [25.5, 8.75], [25.25, 8.85], [25.0, 8.75], [24.75, 8.85], [24.5, 8.75], [24.25, 8.85], [24.0, 8.75], [23.47, 8.97], [23.25, 9.5], [23.35, 9.75], [23.25, 10.0], [23.35, 10.25]]]]}, "2010-07-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 10.25], [23.25, 10.5], [23.47, 11.03], [23.82, 11.18], [23.96, 11.5], [23.75, 12.0], [23.85, 12.25], [23.75, 12.5], [23.85, 12.75], [23.75, 13.0], [23.97, 13.53], [24.5, 13.75], [25.03, 13.53], [25.18, 13.18], [25.25, 13.15], [25.5, 13.25], [26.03, 13.03], [26.25, 12.5], [26.15, 12.25], [26.18, 12.18], [26.25, 12.15], [26.5, 12.25], [27.03, 12.03], [27.25, 11.5], [27.03, 10.97], [26.68, 10.82], [26.53, 10.47], [26.13, 10.3], [26.25, 10.0], [26.15, 9.75], [26.25, 9.5], [26.03, 8.97], [25.5, 8.75], [25.25, 8.85], [25.0, 8.75], [24.75, 8.85], [24.5, 8.75], [24.25, 8.85], [24.0, 8.75], [23.47, 8.97], [23.25, 9.5], [23.35, 9.75], [23.25, 10.0], [23.35, 10.25]]]]}, "2010-07-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 10.25], [23.25, 10.5], [23.47, 11.03], [23.82, 11.18], [23.96, 11.5], [23.75, 12.0], [23.85, 12.25], [23.75, 12.5], [23.85, 12.75], [23.75, 13.0], [23.97, 13.53], [24.5, 13.75], [25.03, 13.53], [25.18, 13.18], [25.25, 13.15], [25.5, 13.25], [26.03, 13.03], [26.25, 12.5], [26.15, 12.25], [26.18, 12.18], [26.25, 12.15], [26.5, 12.25], [27.03, 12.03], [27.25, 11.5], [27.03, 10.97], [26.68, 10.82], [26.53, 10.47], [26.13, 10.3], [26.25, 10.0], [26.15, 9.75], [26.25, 9.5], [26.03, 8.97], [25.5, 8.75], [25.25, 8.85], [25.0, 8.75], [24.75, 8.85], [24.5, 8.75], [24.25, 8.85], [24.0, 8.75], [23.47, 8.97], [23.25, 9.5], [23.35, 9.75], [23.25, 10.0], [23.35, 10.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.6437408837450107}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.3618841651756375}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.292187171592502, 29.08793558543772, 28.817460952957163]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.756969711563045, 31.294022036456624, 31.06661618316423]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8690090888489226, 2.7097986626823376, 2.5068447439956527]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.5576257448313413, 3.6437408837450107, 3.2906835435417747]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4464100868921448, 2.0821734098168228, 1.9822019924174685]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.75317279963515, 2.562185741239777, 2.494062469061063]}}