{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:50.377670", "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-Feb-15_to_2011-Feb-17_73.0_45.0"}, "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": 2011020002066}, "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": "February 15 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 17 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": 70318.23355753395}, "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": ["Kazakhstan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.Asia", "W.Siberia"]}, "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": 45.0}, "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": 73.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "73.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 71.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 75.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 43.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 46.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-02-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.35, 44.75], [71.25, 45.0], [71.35, 45.25], [71.25, 45.5], [71.35, 45.75], [71.25, 46.0], [71.47, 46.53], [72.0, 46.75], [72.25, 46.65], [72.5, 46.75], [73.03, 46.53], [73.18, 46.18], [73.25, 46.15], [73.5, 46.25], [74.0, 46.04], [74.5, 46.25], [74.75, 46.15], [75.0, 46.25], [75.53, 46.03], [75.75, 45.5], [75.65, 45.25], [75.75, 45.0], [75.65, 44.75], [75.75, 44.5], [75.65, 44.25], [75.75, 44.0], [75.53, 43.47], [75.0, 43.25], [74.75, 43.35], [74.5, 43.25], [74.25, 43.35], [74.18, 43.32], [74.03, 42.97], [73.5, 42.75], [73.25, 42.85], [73.0, 42.75], [72.75, 42.85], [72.5, 42.75], [71.97, 42.97], [71.82, 43.32], [71.47, 43.47], [71.25, 44.0], [71.35, 44.25], [71.25, 44.5], [71.35, 44.75]]]]}, "2011-02-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.35, 44.75], [71.25, 45.0], [71.35, 45.25], [71.25, 45.5], [71.35, 45.75], [71.25, 46.0], [71.47, 46.53], [72.0, 46.75], [72.25, 46.65], [72.5, 46.75], [73.03, 46.53], [73.18, 46.18], [73.25, 46.15], [73.5, 46.25], [74.0, 46.04], [74.5, 46.25], [74.75, 46.15], [75.0, 46.25], [75.53, 46.03], [75.75, 45.5], [75.65, 45.25], [75.75, 45.0], [75.65, 44.75], [75.75, 44.5], [75.65, 44.25], [75.75, 44.0], [75.53, 43.47], [75.0, 43.25], [74.75, 43.35], [74.5, 43.25], [74.25, 43.35], [74.18, 43.32], [74.03, 42.97], [73.5, 42.75], [73.25, 42.85], [73.0, 42.75], [72.75, 42.85], [72.5, 42.75], [71.97, 42.97], [71.82, 43.32], [71.47, 43.47], [71.25, 44.0], [71.35, 44.25], [71.25, 44.5], [71.35, 44.75]]]]}, "2011-02-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.35, 44.75], [71.25, 45.0], [71.35, 45.25], [71.25, 45.5], [71.35, 45.75], [71.25, 46.0], [71.47, 46.53], [72.0, 46.75], [72.25, 46.65], [72.5, 46.75], [73.03, 46.53], [73.18, 46.18], [73.25, 46.15], [73.5, 46.25], [74.0, 46.04], [74.5, 46.25], [74.75, 46.15], [75.0, 46.25], [75.53, 46.03], [75.75, 45.5], [75.65, 45.25], [75.75, 45.0], [75.65, 44.75], [75.75, 44.5], [75.65, 44.25], [75.75, 44.0], [75.53, 43.47], [75.0, 43.25], [74.75, 43.35], [74.5, 43.25], [74.25, 43.35], [74.18, 43.32], [74.03, 42.97], [73.5, 42.75], [73.25, 42.85], [73.0, 42.75], [72.75, 42.85], [72.5, 42.75], [71.97, 42.97], [71.82, 43.32], [71.47, 43.47], [71.25, 44.0], [71.35, 44.25], [71.25, 44.5], [71.35, 44.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 10.696998511475044}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 8.49442737591449}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [3.2690155511971852, 3.3674653289658067, 3.2852063280428183]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [6.104655421459711, 6.078854424957228, 5.450704406572584]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [8.660253116260076, 8.623628606439144, 8.19940040504425]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [10.38205740736555, 10.696998511475044, 9.997953094020602]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3233233209417123, 1.3923396667058792, 1.3819822795292453]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.562852387643155, 1.719348441641677, 1.6392234908873673]}}