{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:12.938201", "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-01_to_2010-Jul-04_38.5_11.5"}, "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": 2010070001442}, "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 01 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 04 2010"}, "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": 63908.223685674864}, "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": 11.5}, "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": 38.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "38.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 37.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 40.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 7.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.97, 11.53], [38.5, 11.75], [39.03, 11.53], [39.25, 11.0], [39.03, 10.47], [38.5, 10.25], [38.07, 10.43], [38.25, 10.0], [38.03, 9.47], [37.5, 9.25], [36.97, 9.47], [36.75, 10.0], [36.97, 10.53], [37.5, 10.75], [37.93, 10.57], [37.75, 11.0], [37.97, 11.53]]]]}, "2010-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.82, 11.18], [37.85, 11.25], [37.75, 11.5], [37.85, 11.75], [37.75, 12.0], [37.97, 12.53], [38.5, 12.75], [38.75, 12.65], [39.0, 12.75], [39.53, 12.53], [39.75, 12.0], [39.65, 11.75], [39.75, 11.5], [39.65, 11.25], [39.68, 11.18], [40.03, 11.03], [40.25, 10.5], [40.15, 10.25], [40.18, 10.18], [40.53, 10.03], [40.75, 9.5], [40.65, 9.25], [40.75, 9.0], [40.53, 8.47], [40.18, 8.32], [40.03, 7.97], [39.5, 7.75], [39.25, 7.85], [39.18, 7.82], [39.03, 7.47], [38.5, 7.25], [37.97, 7.47], [37.75, 8.0], [37.85, 8.25], [37.75, 8.5], [37.85, 8.75], [37.75, 9.0], [37.93, 9.43], [37.5, 9.25], [36.97, 9.47], [36.75, 10.0], [36.97, 10.53], [37.32, 10.68], [37.47, 11.03], [37.82, 11.18]]]]}, "2010-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.82, 11.18], [37.85, 11.25], [37.75, 11.5], [37.85, 11.75], [37.75, 12.0], [37.97, 12.53], [38.5, 12.75], [38.75, 12.65], [39.0, 12.75], [39.53, 12.53], [39.75, 12.0], [39.65, 11.75], [39.75, 11.5], [39.65, 11.25], [39.68, 11.18], [40.03, 11.03], [40.25, 10.5], [40.15, 10.25], [40.18, 10.18], [40.53, 10.03], [40.75, 9.5], [40.65, 9.25], [40.75, 9.0], [40.53, 8.47], [40.18, 8.32], [40.03, 7.97], [39.5, 7.75], [39.25, 7.85], [39.18, 7.82], [39.03, 7.47], [38.5, 7.25], [37.97, 7.47], [37.75, 8.0], [37.85, 8.25], [37.75, 8.5], [37.85, 8.75], [37.75, 9.0], [37.93, 9.43], [37.5, 9.25], [36.97, 9.47], [36.75, 10.0], [36.97, 10.53], [37.32, 10.68], [37.47, 11.03], [37.82, 11.18]]]]}, "2010-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.25, 10.5], [37.47, 11.03], [37.88, 11.2], [37.75, 11.5], [37.85, 11.75], [37.75, 12.0], [37.97, 12.53], [38.5, 12.75], [38.75, 12.65], [39.0, 12.75], [39.53, 12.53], [39.75, 12.0], [39.65, 11.75], [39.75, 11.5], [39.65, 11.25], [39.68, 11.18], [40.03, 11.03], [40.25, 10.5], [40.15, 10.25], [40.18, 10.18], [40.53, 10.03], [40.75, 9.5], [40.65, 9.25], [40.75, 9.0], [40.53, 8.47], [40.18, 8.32], [40.03, 7.97], [39.5, 7.75], [39.25, 7.85], [39.18, 7.82], [39.03, 7.47], [38.5, 7.25], [37.97, 7.47], [37.75, 8.0], [37.85, 8.25], [37.75, 8.5], [37.85, 8.75], [37.75, 9.0], [37.96, 9.5], [37.82, 9.82], [37.47, 9.97], [37.25, 10.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.1734912450874617}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.112895385616493}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.062453113253355, 21.112786122006355, 21.28621642321906, 20.552038816833544]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.5911548522879, 30.491690999172647, 30.55225383398863, 30.34382658492126]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6344639024530636, 2.0574138433598086, 2.3504737479734508, 1.9619916879439194]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7136610548209887, 3.153237002885021, 3.1734912450874617, 2.7650722394591867]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.521124416253265, 1.8114151167832582, 2.0817266345251886, 1.7347174228575624]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.694228274407063, 2.362758253552824, 2.7368325494186565, 2.2545867717974755]}}