{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:27.529262", "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": "2022-Jun-07_to_2022-Jun-10_25.0_49.0"}, "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": 2022060001707}, "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 07 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 10 2022"}, "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": 71916.90880005015}, "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", "Poland", "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": ["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": 49.0}, "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": 25.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "25.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 23.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 27.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 48.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 53.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.47, 48.47], [24.25, 49.0], [24.47, 49.53], [25.0, 49.75], [25.53, 49.53], [25.75, 49.0], [25.53, 48.47], [25.0, 48.25], [24.47, 48.47]]], [[[23.97, 51.47], [23.75, 52.0], [23.97, 52.53], [24.5, 52.75], [25.03, 52.53], [25.25, 52.0], [25.03, 51.47], [24.5, 51.25], [23.97, 51.47]]]]}, "2022-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 51.25], [23.25, 51.5], [23.47, 52.03], [23.82, 52.18], [23.85, 52.25], [23.75, 52.5], [23.97, 53.03], [24.32, 53.18], [24.47, 53.53], [25.0, 53.75], [25.25, 53.65], [25.5, 53.75], [26.03, 53.53], [26.18, 53.18], [26.25, 53.15], [26.5, 53.25], [27.03, 53.03], [27.18, 52.68], [27.53, 52.53], [27.75, 52.0], [27.53, 51.47], [27.0, 51.25], [26.75, 51.35], [26.68, 51.32], [26.53, 50.97], [26.18, 50.82], [26.15, 50.75], [26.25, 50.5], [26.15, 50.25], [26.18, 50.18], [26.53, 50.03], [26.75, 49.5], [26.65, 49.25], [26.75, 49.0], [26.53, 48.47], [26.0, 48.25], [25.75, 48.35], [25.5, 48.25], [25.25, 48.35], [25.0, 48.25], [24.75, 48.35], [24.5, 48.25], [23.97, 48.47], [23.75, 49.0], [23.85, 49.25], [23.75, 49.5], [23.85, 49.75], [23.82, 49.82], [23.47, 49.97], [23.25, 50.5], [23.35, 50.75], [23.25, 51.0], [23.35, 51.25]]]]}, "2022-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 51.25], [23.25, 51.5], [23.47, 52.03], [23.82, 52.18], [23.85, 52.25], [23.75, 52.5], [23.97, 53.03], [24.32, 53.18], [24.47, 53.53], [25.0, 53.75], [25.25, 53.65], [25.5, 53.75], [26.03, 53.53], [26.18, 53.18], [26.25, 53.15], [26.5, 53.25], [27.03, 53.03], [27.18, 52.68], [27.53, 52.53], [27.75, 52.0], [27.53, 51.47], [27.0, 51.25], [26.75, 51.35], [26.68, 51.32], [26.53, 50.97], [26.18, 50.82], [26.15, 50.75], [26.25, 50.5], [26.15, 50.25], [26.18, 50.18], [26.53, 50.03], [26.75, 49.5], [26.65, 49.25], [26.75, 49.0], [26.53, 48.47], [26.0, 48.25], [25.75, 48.35], [25.5, 48.25], [25.25, 48.35], [25.0, 48.25], [24.75, 48.35], [24.5, 48.25], [23.97, 48.47], [23.75, 49.0], [23.85, 49.25], [23.75, 49.5], [23.85, 49.75], [23.82, 49.82], [23.47, 49.97], [23.25, 50.5], [23.35, 50.75], [23.25, 51.0], [23.35, 51.25]]]]}, "2022-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[23.35, 51.25], [23.25, 51.5], [23.47, 52.03], [23.82, 52.18], [23.85, 52.25], [23.75, 52.5], [23.97, 53.03], [24.32, 53.18], [24.47, 53.53], [25.0, 53.75], [25.25, 53.65], [25.5, 53.75], [26.03, 53.53], [26.18, 53.18], [26.25, 53.15], [26.5, 53.25], [27.03, 53.03], [27.18, 52.68], [27.53, 52.53], [27.75, 52.0], [27.53, 51.47], [27.0, 51.25], [26.75, 51.35], [26.68, 51.32], [26.53, 50.97], [26.18, 50.82], [26.15, 50.75], [26.25, 50.5], [26.15, 50.25], [26.18, 50.18], [26.53, 50.03], [26.75, 49.5], [26.65, 49.25], [26.75, 49.0], [26.53, 48.47], [26.0, 48.25], [25.75, 48.35], [25.5, 48.25], [25.25, 48.35], [25.0, 48.25], [24.75, 48.35], [24.5, 48.25], [23.97, 48.47], [23.75, 49.0], [23.85, 49.25], [23.75, 49.5], [23.85, 49.75], [23.82, 49.82], [23.47, 49.97], [23.25, 50.5], [23.35, 50.75], [23.25, 51.0], [23.35, 51.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.613545425741677}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.43615960804742}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.804808841443617, 22.560798144974626, 23.33065236041824, 23.044858687585304]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [21.8163163704167, 23.581610323463735, 24.295701256960854, 24.605507342060548]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.47560572438897, 5.153917608136377, 5.7926952378609045, 5.413787809694084]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.627814822374205, 5.985692039065157, 6.4837587726675, 6.613545425741677]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3938161965704063, 1.5866766677285933, 1.790524333239001, 1.6758657134862187]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.398857556375956, 1.977786122785198, 2.048392023719412, 1.9756937184474699]}}