{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:15.040770", "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-14_25.0_8.5"}, "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": 2010070001984}, "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 14 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 73510.38987521509}, "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": ["Central African Republic", "South Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa", "N.Eastern-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": 8.5}, "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": 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": 23.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 29.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 8.75}, "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": [[[[25.0, 9.25], [25.53, 9.03], [25.75, 8.5], [25.53, 7.97], [25.0, 7.75], [24.47, 7.97], [24.25, 8.5], [24.47, 9.03], [25.0, 9.25]]]]}, "2010-07-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.97, 6.47], [22.75, 7.0], [22.97, 7.53], [23.5, 7.75], [24.03, 7.53], [24.25, 7.0], [24.03, 6.47], [23.5, 6.25], [22.97, 6.47]]], [[[24.47, 9.03], [25.0, 9.25], [25.25, 9.15], [25.5, 9.25], [25.75, 9.15], [26.0, 9.25], [26.53, 9.03], [26.68, 8.68], [26.75, 8.65], [27.0, 8.75], [27.25, 8.65], [27.5, 8.75], [27.75, 8.65], [27.82, 8.68], [27.97, 9.03], [28.5, 9.25], [28.75, 9.15], [29.0, 9.25], [29.25, 9.15], [29.5, 9.25], [30.03, 9.03], [30.25, 8.5], [30.03, 7.97], [29.5, 7.75], [29.25, 7.85], [29.18, 7.82], [29.03, 7.47], [28.5, 7.25], [28.25, 7.35], [28.0, 7.25], [27.75, 7.35], [27.5, 7.25], [27.25, 7.35], [27.0, 7.25], [26.75, 7.35], [26.5, 7.25], [26.0, 7.46], [25.5, 7.25], [24.97, 7.47], [24.82, 7.82], [24.47, 7.97], [24.25, 8.5], [24.47, 9.03]]]]}, "2010-07-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.75, 7.0], [22.97, 7.53], [23.5, 7.75], [24.0, 7.54], [24.32, 7.68], [24.35, 7.75], [24.25, 8.0], [24.35, 8.25], [24.25, 8.5], [24.47, 9.03], [25.0, 9.25], [25.25, 9.15], [25.5, 9.25], [25.75, 9.15], [26.0, 9.25], [26.53, 9.03], [26.68, 8.68], [26.75, 8.65], [27.0, 8.75], [27.25, 8.65], [27.5, 8.75], [27.75, 8.65], [27.82, 8.68], [27.97, 9.03], [28.5, 9.25], [28.75, 9.15], [29.0, 9.25], [29.25, 9.15], [29.5, 9.25], [30.03, 9.03], [30.25, 8.5], [30.03, 7.97], [29.5, 7.75], [29.25, 7.85], [29.18, 7.82], [29.03, 7.47], [28.5, 7.25], [28.25, 7.35], [28.0, 7.25], [27.75, 7.35], [27.5, 7.25], [27.25, 7.35], [27.0, 7.25], [26.75, 7.35], [26.68, 7.32], [26.53, 6.97], [26.18, 6.82], [26.03, 6.47], [25.68, 6.32], [25.53, 5.97], [25.0, 5.75], [24.75, 5.85], [24.5, 5.75], [24.25, 5.85], [24.0, 5.75], [23.47, 5.97], [23.32, 6.32], [22.97, 6.47], [22.75, 7.0]]]]}, "2010-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.75, 7.0], [22.97, 7.53], [23.5, 7.75], [24.0, 7.54], [24.32, 7.68], 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[25.564676643639302, 27.929242031379317, 28.639632274861754, 28.36667777142918, 26.70119981398875]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1737727574112569, 1.4989008356535185, 1.7052366490718096, 1.4578085475426998, 1.332085083331258]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1737727574112569, 1.697858090735906, 2.3163919250963545, 2.0398910093134646, 1.8662081520647007]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3697325548746364, 1.499320513811242, 1.843278722490519, 1.6049485148164016, 1.5806742207163507]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3697325548746364, 1.829709275476926, 2.4384831017771145, 1.9027686838648603, 2.275665122892558]}}