{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:57.475342", "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-Jul-13_to_2014-Jul-16_86.5_37.5"}, "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": 2014070002381}, "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": "July 13 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 16 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 78371.70123075228}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.C.Asia", "Tibetan-Plateau"]}, "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": 37.5}, "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": 86.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "86.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 84.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 90.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 36.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 38.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[87.0, 38.75], [87.53, 38.53], [87.68, 38.18], [87.75, 38.15], 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[90.68, 37.68], [91.03, 37.53], [91.25, 37.0], [91.03, 36.47], [90.5, 36.25], [90.25, 36.35], [90.0, 36.25], [89.75, 36.35], [89.5, 36.25], [89.25, 36.35], [89.0, 36.25], [88.75, 36.35], [88.5, 36.25], [88.25, 36.35], [88.0, 36.25], [87.75, 36.35], [87.5, 36.25], [87.25, 36.35], [87.0, 36.25], [86.47, 36.47], [86.32, 36.82], [86.25, 36.85], [86.18, 36.82], [86.03, 36.47], [85.68, 36.32], [85.53, 35.97], [85.0, 35.75], [84.47, 35.97], [84.25, 36.5], [84.35, 36.75], [84.25, 37.0], [84.35, 37.25]]]]}, "2014-07-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[84.35, 37.25], [84.25, 37.5], [84.47, 38.03], [84.82, 38.18], [84.97, 38.53], [85.32, 38.68], [85.47, 39.03], [86.0, 39.25], [86.5, 39.04], [87.0, 39.25], [87.5, 39.04], [88.0, 39.25], [88.25, 39.15], [88.5, 39.25], [88.75, 39.15], [89.0, 39.25], [89.53, 39.03], [89.75, 38.5], [89.65, 38.25], [89.7, 38.13], [90.0, 38.25], [90.53, 38.03], [90.68, 37.68], [91.03, 37.53], [91.25, 37.0], [91.03, 36.47], [90.5, 36.25], 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32.89838762596736]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.554900660039939, 3.7803582071306465, 4.257595629333734, 4.215184460210569]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.108314215901373, 4.8268834228388755, 5.367914066756441, 5.359430598097731]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5213991331740635, 1.5607871573290575, 1.755300652948452, 1.7391059516960394]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7218147271456667, 2.204355711658999, 2.4501335629370438, 2.2917412934771884]}}