{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:46.488841", "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-Jun-27_to_2014-Jun-29_83.5_48.5"}, "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": 2014060003039}, "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 27 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 29 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": 82026.46252542848}, "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": ["China", "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": 48.5}, "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": 83.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "83.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 80.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 84.25}, "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": 51.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[80.82, 48.18], [80.96, 48.5], [80.82, 48.82], [80.47, 48.97], 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[81.68, 47.18], [81.75, 47.15], [81.88, 47.2], [81.82, 47.32]]]]}, "2014-06-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[80.82, 48.18], [80.96, 48.5], [80.82, 48.82], [80.47, 48.97], [80.25, 49.5], [80.47, 50.03], [80.82, 50.18], [80.97, 50.53], [81.32, 50.68], [81.47, 51.03], [81.82, 51.18], [81.97, 51.53], [82.5, 51.75], [83.03, 51.53], [83.25, 51.0], [83.15, 50.75], [83.18, 50.68], [83.53, 50.53], [83.68, 50.18], [83.75, 50.15], [84.0, 50.25], [84.53, 50.03], [84.75, 49.5], [84.54, 49.0], [84.75, 48.5], [84.53, 47.97], [84.18, 47.82], [84.03, 47.47], [83.68, 47.32], [83.63, 47.2], [83.75, 47.15], [84.0, 47.25], [84.53, 47.03], [84.75, 46.5], [84.53, 45.97], [84.18, 45.82], [84.03, 45.47], [83.5, 45.25], [83.25, 45.35], [83.0, 45.25], [82.75, 45.35], [82.5, 45.25], [81.97, 45.47], [81.82, 45.82], [81.75, 45.85], [81.5, 45.75], [80.97, 45.97], [80.82, 46.32], [80.75, 46.35], [80.5, 46.25], [79.97, 46.47], [79.75, 47.0], [79.97, 47.53], [80.32, 47.68], [80.47, 48.03], [80.82, 48.18]], [[82.82, 46.68], [82.88, 46.8], [82.75, 46.85], [82.63, 46.8], [82.68, 46.68], [82.75, 46.65], [82.82, 46.68]], [[81.82, 47.32], [81.75, 47.35], [81.68, 47.32], [81.65, 47.25], [81.68, 47.18], [81.75, 47.15], [81.88, 47.2], [81.82, 47.32]]]]}, "2014-06-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[80.82, 48.18], [80.96, 48.5], [80.82, 48.82], [80.47, 48.97], [80.25, 49.5], [80.47, 50.03], [80.82, 50.18], [80.97, 50.53], [81.32, 50.68], [81.47, 51.03], [81.82, 51.18], [81.97, 51.53], [82.5, 51.75], [83.03, 51.53], [83.25, 51.0], [83.15, 50.75], [83.18, 50.68], [83.53, 50.53], [83.68, 50.18], [83.75, 50.15], [84.0, 50.25], [84.53, 50.03], [84.75, 49.5], [84.54, 49.0], [84.75, 48.5], [84.53, 47.97], [84.18, 47.82], [84.03, 47.47], [83.68, 47.32], [83.63, 47.2], [83.75, 47.15], [84.0, 47.25], [84.53, 47.03], [84.75, 46.5], [84.53, 45.97], [84.18, 45.82], [84.03, 45.47], [83.5, 45.25], [83.25, 45.35], [83.0, 45.25], [82.75, 45.35], [82.5, 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evolution of maximum t2m.", "value": [29.316890480376003, 30.19604823150263, 30.542560263893165]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.378876738090649, 5.432749038490774, 4.974007233595093]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.274974439213224, 6.233297556915716, 6.06623093195509]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4362770483876859, 1.8130757713903976, 1.6823836161238066]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7026866621704855, 2.028656823198323, 2.0911720254733073]}}