{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:31:35.371205", "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": "2022-Jun-27_to_2022-Jun-30_106.5_32.5"}, "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": 2022060002711}, "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 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 30 2022"}, "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": 186043.6540609088}, "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": []}, "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": 32.5}, "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": 106.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "106.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 102.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 109.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 28.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 35.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.35, 30.25], [102.25, 30.5], [102.47, 31.03], [102.82, 31.18], [102.97, 31.53], [103.32, 31.68], [103.47, 32.03], [103.82, 32.18], [103.85, 32.25], [103.75, 32.5], [103.85, 32.75], [103.75, 33.0], [103.97, 33.53], [104.5, 33.75], [104.75, 33.65], [104.82, 33.68], [104.97, 34.03], [105.38, 34.2], [105.25, 34.5], [105.47, 35.03], [106.0, 35.25], [106.53, 35.03], [106.7, 34.63], [107.0, 34.75], [107.25, 34.65], [107.5, 34.75], [108.03, 34.53], [108.18, 34.18], [108.25, 34.15], [108.5, 34.25], [109.03, 34.03], [109.25, 33.5], [109.03, 32.97], [108.63, 32.8], [108.75, 32.5], [108.53, 31.97], [108.18, 31.82], [108.03, 31.47], [107.68, 31.32], [107.53, 30.97], [107.0, 30.75], [106.75, 30.85], [106.68, 30.82], [106.53, 30.47], [106.0, 30.25], [105.75, 30.35], [105.68, 30.32], [105.53, 29.97], [105.18, 29.82], [105.03, 29.47], [104.68, 29.32], [104.53, 28.97], [104.18, 28.82], [104.03, 28.47], [103.5, 28.25], [102.97, 28.47], [102.82, 28.82], [102.47, 28.97], [102.25, 29.5], [102.35, 29.75], [102.25, 30.0], [102.35, 30.25]]]]}, "2022-06-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.35, 30.25], [102.25, 30.5], [102.47, 31.03], [102.82, 31.18], [102.97, 31.53], [103.32, 31.68], [103.47, 32.03], [103.82, 32.18], [103.85, 32.25], [103.75, 32.5], [103.85, 32.75], [103.75, 33.0], [103.97, 33.53], [104.32, 33.68], [104.46, 34.0], [104.25, 34.5], [104.35, 34.75], [104.25, 35.0], [104.47, 35.53], [105.0, 35.75], [105.25, 35.65], [105.5, 35.75], [106.03, 35.53], [106.18, 35.18], [106.53, 35.03], [106.7, 34.63], [107.0, 34.75], [107.25, 34.65], [107.5, 34.75], [108.03, 34.53], [108.18, 34.18], [108.25, 34.15], [108.5, 34.25], [108.75, 34.15], [109.0, 34.25], [109.53, 34.03], [109.75, 33.5], [109.54, 33.0], [109.75, 32.5], [109.53, 31.97], [109.0, 31.75], [108.75, 31.85], [108.68, 31.82], [108.53, 31.47], [108.18, 31.32], [108.03, 30.97], [107.5, 30.75], [107.25, 30.85], [107.18, 30.82], [107.03, 30.47], [106.5, 30.25], [106.25, 30.35], [106.18, 30.32], [106.03, 29.97], [105.5, 29.75], [105.25, 29.85], [105.18, 29.82], [105.03, 29.47], [104.68, 29.32], [104.54, 29.0], [104.75, 28.5], [104.53, 27.97], [104.0, 27.75], [103.47, 27.97], [103.32, 28.32], [102.97, 28.47], [102.82, 28.82], [102.47, 28.97], [102.25, 29.5], [102.35, 29.75], [102.25, 30.0], [102.35, 30.25]]]]}, "2022-06-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.35, 30.25], [102.25, 30.5], [102.47, 31.03], [102.82, 31.18], [102.97, 31.53], [103.32, 31.68], [103.47, 32.03], [103.82, 32.18], [103.85, 32.25], [103.75, 32.5], [103.85, 32.75], [103.75, 33.0], [103.97, 33.53], [104.32, 33.68], [104.46, 34.0], [104.25, 34.5], [104.35, 34.75], [104.25, 35.0], [104.47, 35.53], [105.0, 35.75], [105.25, 35.65], [105.5, 35.75], [106.03, 35.53], [106.18, 35.18], [106.53, 35.03], [106.7, 34.63], [107.0, 34.75], [107.25, 34.65], [107.5, 34.75], [108.03, 34.53], [108.18, 34.18], [108.25, 34.15], [108.5, 34.25], [108.75, 34.15], [109.0, 34.25], [109.53, 34.03], [109.75, 33.5], [109.54, 33.0], [109.75, 32.5], [109.53, 31.97], [109.0, 31.75], [108.75, 31.85], [108.68, 31.82], [108.53, 31.47], [108.18, 31.32], [108.03, 30.97], [107.5, 30.75], [107.25, 30.85], [107.18, 30.82], [107.03, 30.47], [106.5, 30.25], [106.25, 30.35], [106.18, 30.32], [106.03, 29.97], [105.5, 29.75], [105.25, 29.85], [105.18, 29.82], [105.03, 29.47], [104.68, 29.32], [104.54, 29.0], [104.75, 28.5], [104.53, 27.97], [104.0, 27.75], [103.47, 27.97], [103.32, 28.32], [102.97, 28.47], [102.82, 28.82], [102.47, 28.97], [102.25, 29.5], [102.35, 29.75], [102.25, 30.0], [102.35, 30.25]]]]}, "2022-06-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[102.97, 30.03], [103.32, 30.18], [103.38, 30.3], [102.97, 30.47], [102.75, 31.0], [102.97, 31.53], [103.32, 31.68], [103.47, 32.03], [103.82, 32.18], [103.85, 32.25], [103.75, 32.5], [103.85, 32.75], [103.75, 33.0], [103.97, 33.53], [104.32, 33.68], [104.46, 34.0], [104.25, 34.5], [104.35, 34.75], [104.25, 35.0], [104.47, 35.53], [105.0, 35.75], [105.25, 35.65], [105.5, 35.75], [106.03, 35.53], [106.25, 35.0], [106.04, 34.5], [106.2, 34.13], [106.5, 34.25], [106.75, 34.15], [107.0, 34.25], [107.25, 34.15], [107.5, 34.25], [107.75, 34.15], [108.0, 34.25], [108.25, 34.15], [108.5, 34.25], [108.75, 34.15], [109.0, 34.25], [109.53, 34.03], [109.75, 33.5], [109.54, 33.0], [109.75, 32.5], [109.53, 31.97], [109.0, 31.75], [108.75, 31.85], [108.68, 31.82], [108.53, 31.47], [108.18, 31.32], [108.03, 30.97], [107.5, 30.75], [107.25, 30.85], [107.18, 30.82], [107.03, 30.47], [106.5, 30.25], [106.25, 30.35], [106.18, 30.32], [106.03, 29.97], [105.5, 29.75], [105.25, 29.85], [105.18, 29.82], [105.03, 29.47], [104.68, 29.32], [104.54, 29.0], [104.75, 28.5], [104.53, 27.97], [104.0, 27.75], [103.47, 27.97], [103.32, 28.32], [102.97, 28.47], [102.75, 29.0], [102.85, 29.25], [102.75, 29.5], [102.97, 30.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.127253775112706}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.4296301020185807}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.958268528828114, 25.979635414330915, 26.66938499840694, 25.935763388207988]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.592753373285575, 29.68707610229228, 31.04824124123303, 30.965933152645675]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.3202882518723036, 3.3528767712745373, 3.956320546584292, 3.001079274968568]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.395574634664001, 4.642857295293254, 5.127253775112706, 4.492225744737368]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.700601424742571, 1.6922558466479656, 1.9923847040067837, 1.4999871599849457]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.4261272550591073, 2.127628336718042, 2.5195708434819424, 2.00330209130896]}}