{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:13.696298", "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-Aug-14_to_2011-Aug-16_76.5_53.0"}, "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": 2011080002516}, "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": "August 14 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 16 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": 107247.94796735211}, "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", "Russian Federation"]}, "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": 53.0}, "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": 76.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "76.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 72.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 80.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 50.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 54.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.47, 51.47], [72.25, 52.0], [72.47, 52.53], [73.0, 52.75], 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51.25], [73.32, 51.32], [73.25, 51.35], [73.0, 51.25], [72.47, 51.47]]]]}, "2011-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.47, 51.47], [72.25, 52.0], [72.47, 52.53], [73.0, 52.75], [73.25, 52.65], [73.32, 52.68], [73.47, 53.03], [74.0, 53.25], [74.25, 53.15], [74.32, 53.18], [74.47, 53.53], [75.0, 53.75], [75.25, 53.65], [75.32, 53.68], [75.47, 54.03], [76.0, 54.25], [76.25, 54.15], [76.5, 54.25], [76.75, 54.15], [77.0, 54.25], [77.25, 54.15], [77.32, 54.18], [77.47, 54.53], [78.0, 54.75], [78.25, 54.65], [78.5, 54.75], [78.75, 54.65], [79.0, 54.75], [79.53, 54.53], [79.68, 54.18], [79.75, 54.15], [80.0, 54.25], [80.53, 54.03], [80.68, 53.68], [81.03, 53.53], [81.25, 53.0], [81.03, 52.47], [80.5, 52.25], [80.25, 52.35], [80.0, 52.25], [79.7, 52.38], [79.53, 51.97], [79.0, 51.75], [78.75, 51.85], [78.68, 51.82], [78.65, 51.75], [78.75, 51.5], [78.53, 50.97], [78.0, 50.75], [77.75, 50.85], [77.5, 50.75], [77.25, 50.85], [77.18, 50.82], [77.03, 50.47], 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"description": "The daily evolution of maximum t2m.", "value": [26.63999113902554, 26.521147219428258, 26.891760011347685]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.277458745936195, 5.909179299409668, 6.0953340414686865]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [7.220199516230025, 7.00703546550568, 6.921238225564423]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5978678198625165, 1.5223060831121353, 1.6209889162746314]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7850119095024914, 1.7572112443897172, 1.8288429804633524]}}