{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:18:39.412111", "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": "2018-Nov-30_to_2018-Dec-02_48.5_33.0"}, "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": 2018110003129}, "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": "November 30 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 02 2018"}, "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": 67387.6558540391}, "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": ["Iran"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.Asia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 33.0}, "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": 48.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "48.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 46.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 51.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 30.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 35.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-11-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[46.75, 34.0], [46.97, 34.53], [47.32, 34.68], [47.47, 35.03], [48.0, 35.25], [48.3, 35.13], [48.47, 35.53], [49.0, 35.75], [49.53, 35.53], [49.75, 35.0], [49.65, 34.75], [49.68, 34.68], [50.03, 34.53], [50.18, 34.18], [50.53, 34.03], [50.75, 33.5], [50.53, 32.97], [50.0, 32.75], [49.7, 32.88], [49.65, 32.75], [49.68, 32.68], [50.03, 32.53], [50.18, 32.18], [50.25, 32.15], [50.5, 32.25], [50.75, 32.15], [51.0, 32.25], [51.53, 32.03], [51.75, 31.5], [51.53, 30.97], [51.18, 30.82], [51.15, 30.75], [51.25, 30.5], [51.03, 29.97], [50.5, 29.75], [49.97, 29.97], [49.82, 30.32], [49.47, 30.47], [49.25, 31.0], [49.35, 31.25], [49.32, 31.32], [48.97, 31.47], [48.82, 31.82], [48.47, 31.97], [48.32, 32.32], [48.25, 32.35], [48.0, 32.25], [47.75, 32.35], [47.5, 32.25], [47.25, 32.35], [47.0, 32.25], [46.47, 32.47], [46.25, 33.0], [46.47, 33.53], [46.82, 33.68], [46.85, 33.75], [46.75, 34.0]]]]}, "2018-12-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[46.75, 34.0], [46.97, 34.53], [47.32, 34.68], [47.47, 35.03], [48.0, 35.25], [48.3, 35.13], [48.47, 35.53], [49.0, 35.75], [49.53, 35.53], [49.75, 35.0], [49.65, 34.75], [49.68, 34.68], [50.03, 34.53], [50.18, 34.18], [50.53, 34.03], [50.75, 33.5], [50.53, 32.97], [50.0, 32.75], [49.7, 32.88], [49.65, 32.75], [49.68, 32.68], [50.03, 32.53], [50.18, 32.18], [50.25, 32.15], [50.5, 32.25], [50.75, 32.15], [51.0, 32.25], [51.53, 32.03], [51.75, 31.5], [51.53, 30.97], [51.18, 30.82], [51.15, 30.75], [51.25, 30.5], [51.03, 29.97], [50.5, 29.75], [49.97, 29.97], [49.82, 30.32], [49.47, 30.47], [49.25, 31.0], [49.35, 31.25], [49.32, 31.32], [48.97, 31.47], [48.82, 31.82], [48.47, 31.97], [48.32, 32.32], [48.25, 32.35], [48.0, 32.25], [47.75, 32.35], [47.5, 32.25], [47.25, 32.35], [47.0, 32.25], [46.47, 32.47], [46.25, 33.0], [46.47, 33.53], [46.82, 33.68], [46.85, 33.75], [46.75, 34.0]]]]}, "2018-12-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[46.75, 34.0], [46.97, 34.53], [47.32, 34.68], [47.47, 35.03], [48.0, 35.25], [48.3, 35.13], [48.47, 35.53], [49.0, 35.75], [49.53, 35.53], [49.75, 35.0], [49.65, 34.75], [49.68, 34.68], [50.03, 34.53], [50.18, 34.18], [50.53, 34.03], [50.75, 33.5], [50.53, 32.97], [50.0, 32.75], [49.7, 32.88], [49.65, 32.75], [49.68, 32.68], [50.03, 32.53], [50.18, 32.18], [50.25, 32.15], [50.5, 32.25], [50.75, 32.15], [51.0, 32.25], [51.53, 32.03], [51.75, 31.5], [51.53, 30.97], [51.18, 30.82], [51.15, 30.75], [51.25, 30.5], [51.03, 29.97], [50.5, 29.75], [49.97, 29.97], [49.82, 30.32], [49.47, 30.47], [49.25, 31.0], [49.35, 31.25], [49.32, 31.32], [48.97, 31.47], [48.82, 31.82], [48.47, 31.97], [48.32, 32.32], [48.25, 32.35], [48.0, 32.25], [47.75, 32.35], [47.5, 32.25], [47.25, 32.35], [47.0, 32.25], [46.47, 32.47], [46.25, 33.0], [46.47, 33.53], [46.82, 33.68], [46.85, 33.75], [46.75, 34.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.838500691553406}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.443915607660068}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [11.333903790150828, 11.916546631655592, 11.303961831488209]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [17.48486852063735, 18.42619012312224, 18.2260442318871]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.060027687264612, 4.835412342552852, 4.436306793162741]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.194283942977222, 5.619790602067383, 5.838500691553406]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4838659353460966, 1.7301720198688388, 1.5365193217600894]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8530576907472147, 2.11048153581875, 1.7773810403474077]}}