{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:58.265352", "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": "2014-Mar-13_to_2014-Mar-15_30.5_48.5"}, "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": 2014030001808}, "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": "March 13 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 15 2014"}, "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": 115828.43072472363}, "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": ["Belarus", "Russian Federation", "Ukraine"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["West&Central-Europe"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "Europe"]}, "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": 48.5}, "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": 30.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "30.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 27.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 32.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 47.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 52.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-03-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[26.97, 50.03], [27.32, 50.18], [27.47, 50.53], [28.0, 50.75], 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[26.75, 49.5], [26.97, 50.03]]]]}, "2014-03-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[26.97, 50.03], [27.32, 50.18], [27.47, 50.53], [28.0, 50.75], [28.25, 50.65], [28.32, 50.68], [28.35, 50.75], [28.25, 51.0], [28.35, 51.25], [28.25, 51.5], [28.47, 52.03], [28.82, 52.18], [28.85, 52.25], [28.75, 52.5], [28.97, 53.03], [29.5, 53.25], [29.75, 53.15], [30.0, 53.25], [30.25, 53.15], [30.5, 53.25], [30.75, 53.15], [31.0, 53.25], [31.25, 53.15], [31.5, 53.25], [31.75, 53.15], [32.0, 53.25], [32.53, 53.03], [32.68, 52.68], [33.03, 52.53], [33.25, 52.0], [33.15, 51.75], [33.25, 51.5], [33.15, 51.25], [33.25, 51.0], [33.03, 50.47], [32.68, 50.32], [32.53, 49.97], [32.0, 49.75], [31.5, 49.96], [31.18, 49.82], [31.13, 49.7], [31.53, 49.53], [31.75, 49.0], [31.65, 48.75], [31.75, 48.5], [31.65, 48.25], [31.75, 48.0], [31.53, 47.47], [31.0, 47.25], [30.75, 47.35], [30.5, 47.25], [29.97, 47.47], [29.82, 47.82], [29.75, 47.85], [29.5, 47.75], [28.97, 47.97], [28.75, 48.5], 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10.94673258549301]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.401656199698034, 6.884760129738332, 5.981819804377468]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.9921263761451655, 8.325351822569644, 7.9671959141828665]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3826115609444791, 1.8648398493106892, 1.641887676007663]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5617917683242044, 2.2909451473549614, 2.261931940725261]}}