{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:48.525507", "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-Feb-20_to_2014-Feb-22_76.0_48.0"}, "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": 2014020002093}, "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 20 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 22 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": 95853.1654058744}, "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.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": 48.0}, "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": 76.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "76.0\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": 78.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 45.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 49.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-02-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 47.53], [71.82, 47.68], [71.97, 48.03], [72.32, 48.18], 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48.18], [72.47, 48.53], [72.82, 48.68], [72.97, 49.03], [73.5, 49.25], [73.75, 49.15], [74.0, 49.25], [74.25, 49.15], [74.5, 49.25], [74.75, 49.15], [74.82, 49.18], [74.97, 49.53], [75.5, 49.75], [76.0, 49.54], [76.5, 49.75], [76.75, 49.65], [77.0, 49.75], [77.53, 49.53], [77.68, 49.18], [77.75, 49.15], [78.0, 49.25], [78.53, 49.03], [78.75, 48.5], [78.53, 47.97], [78.0, 47.75], [77.75, 47.85], [77.5, 47.75], [77.25, 47.85], [77.18, 47.82], [77.03, 47.47], [76.68, 47.32], [76.53, 46.97], [76.18, 46.82], [76.15, 46.75], [76.25, 46.5], [76.03, 45.97], [75.5, 45.75], [75.25, 45.85], [75.0, 45.75], [74.75, 45.85], [74.5, 45.75], [74.25, 45.85], [74.18, 45.82], [74.03, 45.47], [73.5, 45.25], [72.97, 45.47], [72.82, 45.82], [72.75, 45.85], [72.5, 45.75], [72.25, 45.85], [72.0, 45.75], [71.47, 45.97], [71.25, 46.5], [71.35, 46.75], [71.25, 47.0], [71.47, 47.53]]]]}, "2014-02-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 47.53], [71.82, 47.68], [71.97, 48.03], 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"value": 10.053806651704349}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 8.12434377837635}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-3.3835807610399797, -4.055074889176865, -2.50114221154098]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [-0.7042427735007095, -1.0395600422682492, 1.3954544816277803]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [8.155280541038733, 7.406523606851963, 8.811227187238364]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [9.07944362773435, 8.105929812000738, 10.053806651704349]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4803490826190047, 1.352395786596485, 1.6044947325293528]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6392193652054974, 1.5098294204578906, 1.8479997515718272]}}