{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:21:53.088621", "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": "2020-Oct-22_to_2020-Oct-25_13.0_52.5"}, "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": 2020100002272}, "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": "October 22 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 25 2020"}, "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": 53557.779763310435}, "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": ["Czech Republic", "Germany", "Poland"]}, "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": ["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": 52.5}, "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": 13.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "13.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 12.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 17.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 49.75}, "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": {"2020-10-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.0, 51.25], [13.25, 51.15], [13.32, 51.18], [13.35, 51.25], 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"2020-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.0, 51.25], [13.25, 51.15], [13.32, 51.18], [13.35, 51.25], [13.32, 51.32], [12.97, 51.47], [12.82, 51.82], [12.75, 51.85], [12.5, 51.75], [11.97, 51.97], [11.75, 52.5], [11.97, 53.03], [12.5, 53.25], [12.75, 53.15], [13.0, 53.25], [13.25, 53.15], [13.5, 53.25], [13.75, 53.15], [14.0, 53.25], [14.25, 53.15], [14.5, 53.25], [14.75, 53.15], [15.0, 53.25], [15.25, 53.15], [15.5, 53.25], [15.75, 53.15], [16.0, 53.25], [16.53, 53.03], [16.68, 52.68], [16.75, 52.65], [17.0, 52.75], [17.53, 52.53], [17.75, 52.0], [17.65, 51.75], [17.75, 51.5], [17.65, 51.25], [17.75, 51.0], [17.53, 50.47], [17.0, 50.25], [16.47, 50.47], [16.32, 50.82], [16.25, 50.85], [16.0, 50.75], [15.75, 50.85], [15.5, 50.75], [15.25, 50.85], [15.0, 50.75], [14.75, 50.85], [14.68, 50.82], [14.53, 50.47], [14.18, 50.32], [14.03, 49.97], [13.5, 49.75], [13.25, 49.85], [13.18, 49.82], [13.03, 49.47], [12.5, 49.25], [11.97, 49.47], [11.75, 50.0], 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