{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:36.021068", "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": "2011-Jan-03_to_2011-Jan-05_50.0_41.0"}, "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": 2011010001778}, "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": "January 03 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 05 2011"}, "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": 56415.016383902795}, "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": ["Azerbaijan"]}, "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": 41.0}, "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": 50.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "50.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 47.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 50.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 38.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 42.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-01-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.25, 42.5], [47.47, 43.03], [48.0, 43.25], [48.25, 43.15], [48.5, 43.25], [49.03, 43.03], [49.18, 42.68], [49.25, 42.65], [49.5, 42.75], [50.03, 42.53], [50.18, 42.18], [50.53, 42.03], [50.68, 41.68], [51.03, 41.53], [51.25, 41.0], [51.15, 40.75], [51.25, 40.5], [51.15, 40.25], [51.25, 40.0], [51.15, 39.75], [51.25, 39.5], [51.15, 39.25], [51.25, 39.0], [51.15, 38.75], [51.25, 38.5], [51.03, 37.97], [50.5, 37.75], [50.25, 37.85], [50.0, 37.75], [49.75, 37.85], [49.5, 37.75], [48.97, 37.97], [48.75, 38.5], [48.96, 39.0], [48.75, 39.5], [48.85, 39.75], [48.75, 40.0], [48.96, 40.5], [48.82, 40.82], [48.47, 40.97], [48.32, 41.32], [47.97, 41.47], [47.82, 41.82], [47.47, 41.97], [47.25, 42.5]]]]}, "2011-01-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.25, 42.5], [47.47, 43.03], [48.0, 43.25], [48.25, 43.15], [48.5, 43.25], [49.03, 43.03], [49.18, 42.68], [49.25, 42.65], [49.5, 42.75], [50.03, 42.53], [50.18, 42.18], [50.53, 42.03], [50.68, 41.68], [51.03, 41.53], [51.25, 41.0], [51.15, 40.75], [51.25, 40.5], [51.15, 40.25], [51.25, 40.0], [51.15, 39.75], [51.25, 39.5], [51.15, 39.25], [51.25, 39.0], [51.15, 38.75], [51.25, 38.5], [51.03, 37.97], [50.5, 37.75], [50.25, 37.85], [50.0, 37.75], [49.75, 37.85], [49.5, 37.75], [48.97, 37.97], [48.75, 38.5], [48.96, 39.0], [48.75, 39.5], [48.85, 39.75], [48.75, 40.0], [48.96, 40.5], [48.82, 40.82], [48.47, 40.97], [48.32, 41.32], [47.97, 41.47], [47.82, 41.82], [47.47, 41.97], [47.25, 42.5]]]]}, "2011-01-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.25, 42.5], [47.47, 43.03], [48.0, 43.25], [48.25, 43.15], [48.5, 43.25], [49.03, 43.03], [49.18, 42.68], [49.25, 42.65], [49.5, 42.75], [50.03, 42.53], [50.18, 42.18], [50.53, 42.03], [50.68, 41.68], [51.03, 41.53], [51.25, 41.0], [51.15, 40.75], [51.25, 40.5], [51.15, 40.25], [51.25, 40.0], [51.15, 39.75], [51.25, 39.5], [51.15, 39.25], [51.25, 39.0], [51.15, 38.75], [51.25, 38.5], [51.03, 37.97], [50.5, 37.75], [50.25, 37.85], [50.0, 37.75], [49.75, 37.85], [49.5, 37.75], [48.97, 37.97], [48.75, 38.5], [48.96, 39.0], [48.75, 39.5], [48.85, 39.75], [48.75, 40.0], [48.96, 40.5], [48.82, 40.82], [48.47, 40.97], [48.32, 41.32], [47.97, 41.47], [47.82, 41.82], [47.47, 41.97], [47.25, 42.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.210416817873977}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.0222010672595627}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [10.607928745634524, 11.137788068933673, 10.167253132026644]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [13.34289678699605, 13.59992805651973, 13.181241045412492]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.976162695450865, 3.508707525099427, 2.5817329812283965]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.210416817873977, 4.2093373987445375, 3.044750869007032]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5095141459265269, 1.793516036572063, 1.272931087762826]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8920479547435227, 2.3153518210885706, 1.5370340763939263]}}