{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:53.036117", "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": "2016-Jul-10_to_2016-Jul-14_123.0_38.5"}, "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": 2016070001926}, "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 10 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 14 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 53779.507624543956}, "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.Asia"]}, "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": ["Yellow Sea"]}, "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": 38.5}, "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": 123.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "123.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 121.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 124.75}, "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": 39.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-07-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, 38.97], [121.25, 39.5], [121.47, 40.03], [122.0, 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38.97], [121.25, 39.5]]]]}, "2016-07-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, 37.53], [122.0, 37.75], [122.3, 37.63], [122.35, 37.75], [122.32, 37.82], [121.97, 37.97], [121.75, 38.5], [121.85, 38.75], [121.82, 38.82], [121.47, 38.97], [121.25, 39.5], [121.47, 40.03], [122.0, 40.25], [122.53, 40.03], [122.68, 39.68], [122.75, 39.65], [123.0, 39.75], [123.25, 39.65], [123.5, 39.75], [124.03, 39.53], [124.25, 39.0], [124.15, 38.75], [124.18, 38.68], [124.53, 38.53], [124.68, 38.18], [125.03, 38.03], [125.25, 37.5], [125.03, 36.97], [124.68, 36.82], [124.53, 36.47], [124.18, 36.32], [124.03, 35.97], [123.5, 35.75], [123.25, 35.85], [123.0, 35.75], [122.75, 35.85], [122.5, 35.75], [122.25, 35.85], [122.0, 35.75], [121.47, 35.97], [121.25, 36.5], [121.35, 36.75], [121.25, 37.0], [121.47, 37.53]]]]}, "2016-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, 37.53], [122.0, 37.75], [122.3, 37.63], [122.35, 37.75], [122.32, 37.82], 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28.038472219078358, 28.933415237686916]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.108712235173319, 1.7749261915031298, 1.8561717942212577, 2.320330512944108, 2.4795018380759983]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.605619847022183, 2.4433122931096136, 2.5570687204615297, 2.648220758943694, 3.5703378850452623]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4346758168530844, 1.3373887269696731, 1.3842748676622902, 1.7550867283408838, 1.86210930333688]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4578927341611172, 1.5552355801895712, 1.6427068711412636, 2.0732511819534776, 2.4420223446773863]}}