{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:33.343762", "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": "2022-Jun-21_to_2022-Jun-24_24.0_9.5"}, "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": 2022060002387}, "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": "June 21 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 24 2022"}, "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": 115882.88159819227}, "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", "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": 9.5}, "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": 24.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "24.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 21.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 25.75}, "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": 11.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[22.25, 9.0], [22.47, 9.53], [22.82, 9.68], [22.85, 9.75], [22.75, 10.0], [22.85, 10.25], [22.75, 10.5], [22.97, 11.03], [23.5, 11.25], [24.03, 11.03], [24.2, 10.63], [24.5, 10.75], [24.75, 10.65], [25.0, 10.75], [25.53, 10.53], [25.75, 10.0], [25.65, 9.75], [25.75, 9.5], [25.65, 9.25], [25.68, 9.18], [26.03, 9.03], [26.25, 8.5], [26.03, 7.97], [25.68, 7.82], [25.65, 7.75], [25.75, 7.5], [25.53, 6.97], [25.0, 6.75], [24.75, 6.85], [24.5, 6.75], [23.97, 6.97], [23.82, 7.32], [23.75, 7.35], [23.5, 7.25], [22.97, 7.47], [22.75, 8.0], [22.85, 8.25], [22.82, 8.32], [22.47, 8.47], [22.25, 9.0]]]]}, "2022-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[20.97, 10.53], [21.5, 10.75], [21.75, 10.65], [21.82, 10.68], [21.97, 11.03], [22.32, 11.18], [22.47, 11.53], [23.0, 11.75], [23.25, 11.65], [23.5, 11.75], [24.03, 11.53], [24.18, 11.18], [24.25, 11.15], [24.5, 11.25], [25.03, 11.03], [25.18, 10.68], [25.53, 10.53], [25.75, 10.0], [25.65, 9.75], [25.75, 9.5], [25.65, 9.25], [25.68, 9.18], [26.03, 9.03], [26.25, 8.5], [26.03, 7.97], [25.68, 7.82], [25.65, 7.75], [25.75, 7.5], [25.53, 6.97], [25.0, 6.75], [24.75, 6.85], [24.5, 6.75], [23.97, 6.97], [23.82, 7.32], [23.75, 7.35], [23.5, 7.25], [22.97, 7.47], [22.75, 8.0], [22.85, 8.25], [22.82, 8.32], [22.47, 8.47], [22.32, 8.82], [22.0, 8.96], [21.5, 8.75], [20.97, 8.97], [20.75, 9.5], [20.85, 9.75], [20.75, 10.0], [20.97, 10.53]]]]}, "2022-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[20.97, 10.53], [21.5, 10.75], [21.75, 10.65], [21.82, 10.68], [21.97, 11.03], [22.32, 11.18], [22.47, 11.53], [23.0, 11.75], [23.25, 11.65], [23.5, 11.75], [24.03, 11.53], [24.18, 11.18], [24.25, 11.15], [24.5, 11.25], [25.03, 11.03], [25.18, 10.68], [25.53, 10.53], [25.75, 10.0], [25.65, 9.75], [25.75, 9.5], [25.65, 9.25], [25.68, 9.18], [26.03, 9.03], [26.25, 8.5], [26.03, 7.97], [25.68, 7.82], [25.65, 7.75], [25.75, 7.5], [25.53, 6.97], [25.0, 6.75], [24.75, 6.85], [24.5, 6.75], [23.97, 6.97], [23.82, 7.32], [23.75, 7.35], [23.5, 7.25], [22.97, 7.47], 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amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.5222390201577305}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.98164628857222, 28.97304676127851, 28.882403156610792, 28.67281234362366]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.91902107610275, 31.764282603369622, 32.37383056178902, 29.663202855744714]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.633670267293778, 2.945521610132195, 2.9547703384022896, 1.989130522844015]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.3440594325539337, 4.142598900213102, 4.88199974007091, 2.536689102509172]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.728808684228999, 2.8583690540699074, 2.7971987633948223, 1.7135789780391346]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.386275237559592, 3.996438050839234, 4.108249160878177, 2.2348420666099176]}}