{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:06.626825", "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-Jun-30_to_2010-Jul-02_19.5_0.0"}, "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": 2010060002926}, "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 30 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 02 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": 80357.9033281376}, "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": ["Congo", "Congo DRC"]}, "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": 0.0}, "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": 19.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "19.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 16.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 22.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 1.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-06-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.25, -1.0], [16.47, -0.47], [16.82, -0.32], [16.97, 0.03], [17.32, 0.18], [17.35, 0.25], [17.25, 0.5], [17.47, 1.03], [18.0, 1.25], [18.25, 1.15], [18.5, 1.25], [19.0, 1.04], [19.5, 1.25], [19.75, 1.15], [19.82, 1.18], [19.97, 1.53], [20.32, 1.68], [20.47, 2.03], [21.0, 2.25], [21.25, 2.15], [21.5, 2.25], [21.75, 2.15], [22.0, 2.25], [22.53, 2.03], [22.68, 1.68], [23.03, 1.53], [23.25, 1.0], [23.03, 0.47], [22.5, 0.25], [22.0, 0.46], [21.5, 0.25], [21.25, 0.35], [21.18, 0.32], [21.03, -0.03], [20.68, -0.18], [20.65, -0.25], [20.75, -0.5], [20.53, -1.03], [20.18, -1.18], [20.03, -1.53], [19.5, -1.75], [18.97, -1.53], [18.82, -1.18], [18.75, -1.15], [18.5, -1.25], [18.0, -1.04], [17.68, -1.18], [17.65, -1.25], [17.75, -1.5], [17.53, -2.03], [17.18, -2.18], [17.03, -2.53], [16.5, -2.75], [15.97, -2.53], [15.75, -2.0], [15.97, -1.47], [16.32, -1.32], [16.35, -1.25], [16.25, -1.0]]]]}, "2010-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.25, -1.0], [16.47, -0.47], [16.82, -0.32], [16.97, 0.03], [17.32, 0.18], [17.35, 0.25], [17.25, 0.5], [17.47, 1.03], [18.0, 1.25], [18.25, 1.15], [18.5, 1.25], [19.0, 1.04], [19.5, 1.25], [19.75, 1.15], [19.82, 1.18], [19.97, 1.53], [20.32, 1.68], [20.47, 2.03], [21.0, 2.25], [21.25, 2.15], [21.5, 2.25], [21.75, 2.15], [22.0, 2.25], [22.53, 2.03], [22.68, 1.68], [23.03, 1.53], [23.25, 1.0], [23.03, 0.47], [22.5, 0.25], [22.0, 0.46], [21.5, 0.25], [21.25, 0.35], [21.18, 0.32], [21.03, -0.03], [20.68, -0.18], [20.65, -0.25], [20.75, -0.5], [20.53, -1.03], [20.18, -1.18], [20.03, -1.53], [19.5, -1.75], [18.97, -1.53], [18.82, -1.18], [18.75, -1.15], [18.5, -1.25], [18.0, -1.04], [17.68, -1.18], [17.65, -1.25], [17.75, -1.5], [17.53, -2.03], [17.18, -2.18], [17.03, -2.53], [16.5, -2.75], [15.97, -2.53], [15.75, -2.0], [15.97, -1.47], [16.32, -1.32], [16.35, -1.25], [16.25, -1.0]]]]}, "2010-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[16.25, -1.0], [16.47, -0.47], [16.82, -0.32], [16.97, 0.03], [17.32, 0.18], [17.35, 0.25], [17.25, 0.5], [17.47, 1.03], [18.0, 1.25], [18.25, 1.15], [18.5, 1.25], [19.0, 1.04], [19.5, 1.25], [19.75, 1.15], [19.82, 1.18], [19.97, 1.53], [20.32, 1.68], [20.47, 2.03], [21.0, 2.25], [21.25, 2.15], [21.5, 2.25], [21.75, 2.15], [22.0, 2.25], [22.53, 2.03], [22.68, 1.68], [23.03, 1.53], [23.25, 1.0], [23.03, 0.47], [22.5, 0.25], [22.0, 0.46], [21.5, 0.25], [21.25, 0.35], [21.18, 0.32], [21.03, -0.03], [20.68, -0.18], [20.65, -0.25], [20.75, -0.5], [20.53, -1.03], [20.18, -1.18], [20.03, -1.53], [19.5, -1.75], [18.97, -1.53], [18.82, -1.18], [18.75, -1.15], [18.5, -1.25], [18.0, -1.04], [17.68, -1.18], [17.65, -1.25], [17.75, -1.5], [17.53, -2.03], [17.18, -2.18], [17.03, -2.53], [16.5, -2.75], [15.97, -2.53], [15.75, -2.0], [15.97, -1.47], [16.32, -1.32], [16.35, -1.25], [16.25, -1.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.4138286150117096}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7467872122413162}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.341344329169658, 26.975954851668348, 26.625256199235878]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.330888631895675, 27.58400013318709, 27.228045867276762]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4294636329048536, 2.0828037434989404, 1.7280942603201548]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.713850133376809, 2.4138286150117096, 2.2358514686679314]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5255992736089428, 2.1509370034904256, 1.6998876593338248]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7635650639307425, 2.470679540716148, 2.177056326026685]}}