{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:15.256687", "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-11_to_2010-Jul-13_37.5_7.5"}, "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": 2010070002057}, "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 11 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 13 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": 73504.88746999565}, "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": ["Ethiopia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": 7.5}, "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": 37.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "37.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 35.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 39.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 5.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 9.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-07-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.25, 8.5], [35.35, 8.75], [35.25, 9.0], [35.47, 9.53], [36.0, 9.75], [36.25, 9.65], [36.5, 9.75], [37.0, 9.54], [37.5, 9.75], [38.03, 9.53], [38.18, 9.18], [38.53, 9.03], [38.68, 8.68], [38.75, 8.65], [39.0, 8.75], [39.53, 8.53], [39.75, 8.0], [39.53, 7.47], [39.18, 7.32], [39.03, 6.97], [38.68, 6.82], [38.65, 6.75], [38.75, 6.5], [38.53, 5.97], [38.18, 5.82], [38.03, 5.47], [37.5, 5.25], [36.97, 5.47], [36.75, 6.0], [36.85, 6.25], [36.82, 6.32], [36.47, 6.47], [36.32, 6.82], [36.25, 6.85], [36.0, 6.75], [35.75, 6.85], [35.5, 6.75], [34.97, 6.97], [34.75, 7.5], [34.97, 8.03], [35.32, 8.18], [35.35, 8.25], [35.25, 8.5]]]]}, "2010-07-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.25, 8.5], [35.35, 8.75], [35.25, 9.0], [35.47, 9.53], [36.0, 9.75], [36.25, 9.65], [36.5, 9.75], [37.0, 9.54], [37.5, 9.75], [38.03, 9.53], [38.18, 9.18], [38.53, 9.03], [38.68, 8.68], [38.75, 8.65], [39.0, 8.75], [39.53, 8.53], [39.75, 8.0], [39.53, 7.47], [39.18, 7.32], [39.03, 6.97], [38.68, 6.82], [38.65, 6.75], [38.75, 6.5], [38.53, 5.97], [38.18, 5.82], [38.03, 5.47], [37.5, 5.25], [36.97, 5.47], [36.75, 6.0], [36.85, 6.25], [36.82, 6.32], [36.47, 6.47], [36.32, 6.82], [36.25, 6.85], [36.0, 6.75], [35.75, 6.85], [35.5, 6.75], [34.97, 6.97], [34.75, 7.5], [34.97, 8.03], [35.32, 8.18], [35.35, 8.25], [35.25, 8.5]]]]}, "2010-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.25, 8.5], [35.35, 8.75], [35.25, 9.0], [35.47, 9.53], [36.0, 9.75], [36.25, 9.65], [36.5, 9.75], [37.0, 9.54], [37.5, 9.75], [38.03, 9.53], [38.18, 9.18], [38.53, 9.03], [38.68, 8.68], [38.75, 8.65], [39.0, 8.75], [39.53, 8.53], [39.75, 8.0], [39.53, 7.47], [39.18, 7.32], [39.03, 6.97], [38.68, 6.82], [38.65, 6.75], [38.75, 6.5], [38.53, 5.97], [38.18, 5.82], [38.03, 5.47], [37.5, 5.25], [36.97, 5.47], [36.75, 6.0], [36.85, 6.25], [36.82, 6.32], [36.47, 6.47], [36.32, 6.82], [36.25, 6.85], [36.0, 6.75], [35.75, 6.85], [35.5, 6.75], [34.97, 6.97], [34.75, 7.5], [34.97, 8.03], [35.32, 8.18], [35.35, 8.25], [35.25, 8.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.998151925960201}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7888345187544274}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [19.068679989480927, 19.006187663235437, 19.83276211013873]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.626075484062028, 23.00948172012744, 23.89894563814255]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5698859506797096, 1.4928831867539476, 2.303734418829625]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.206336506827597, 2.138040972079523, 2.998151925960201]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7853980174171118, 1.7505923319283436, 2.7042304440540175]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.577460944971152, 2.5943336767345317, 3.4805427546179475]}}