{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:23:51.931346", "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-Oct-08_to_2022-Oct-10_84.5_24.0"}, "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": 2022100001769}, "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": "October 08 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 10 2022"}, "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": 62023.268976451}, "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": ["Bangladesh", "India"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "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": 24.0}, "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": 84.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "84.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 84.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 89.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 23.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 25.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[84.5, 24.75], [84.75, 24.65], [85.0, 24.75], [85.25, 24.65], [85.32, 24.68], [85.47, 25.03], [86.0, 25.25], [86.25, 25.15], [86.5, 25.25], [86.75, 25.15], [86.82, 25.18], [86.97, 25.53], [87.5, 25.75], [87.75, 25.65], [88.0, 25.75], [88.25, 25.65], [88.5, 25.75], [89.03, 25.53], [89.18, 25.18], [89.53, 25.03], [89.75, 24.5], [89.53, 23.97], [89.0, 23.75], [88.75, 23.85], [88.68, 23.82], [88.53, 23.47], [88.0, 23.25], [87.75, 23.35], [87.5, 23.25], [87.25, 23.35], [87.0, 23.25], [86.75, 23.35], [86.68, 23.32], [86.53, 22.97], [86.0, 22.75], [85.75, 22.85], [85.5, 22.75], [85.25, 22.85], [85.0, 22.75], [84.75, 22.85], [84.5, 22.75], [83.97, 22.97], [83.75, 23.5], [83.85, 23.75], [83.75, 24.0], [83.97, 24.53], [84.5, 24.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-10-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.75, 24.0], [83.97, 24.53], [84.5, 24.75], [84.75, 24.65], [85.0, 24.75], [85.25, 24.65], [85.32, 24.68], [85.47, 25.03], [86.0, 25.25], [86.25, 25.15], [86.5, 25.25], [86.75, 25.15], [86.82, 25.18], [86.97, 25.53], [87.5, 25.75], [87.75, 25.65], [88.0, 25.75], [88.25, 25.65], [88.5, 25.75], [89.03, 25.53], [89.18, 25.18], [89.53, 25.03], [89.75, 24.5], [89.53, 23.97], [89.0, 23.75], [88.75, 23.85], [88.68, 23.82], [88.53, 23.47], [88.0, 23.25], [87.75, 23.35], [87.5, 23.25], [87.25, 23.35], [87.0, 23.25], [86.75, 23.35], [86.68, 23.32], [86.53, 22.97], [86.0, 22.75], [85.75, 22.85], [85.5, 22.75], [85.25, 22.85], [85.0, 22.75], [84.75, 22.85], [84.5, 22.75], [83.97, 22.97], [83.75, 23.5], [83.85, 23.75], [83.75, 24.0]]]]}, "2022-10-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.75, 24.0], [83.97, 24.53], [84.5, 24.75], [84.75, 24.65], [85.0, 24.75], [85.25, 24.65], [85.32, 24.68], [85.47, 25.03], [86.0, 25.25], [86.25, 25.15], [86.5, 25.25], [86.75, 25.15], [86.82, 25.18], [86.97, 25.53], [87.5, 25.75], [87.75, 25.65], [88.0, 25.75], [88.25, 25.65], [88.5, 25.75], [89.03, 25.53], [89.18, 25.18], [89.53, 25.03], [89.75, 24.5], [89.53, 23.97], [89.0, 23.75], [88.75, 23.85], [88.68, 23.82], [88.53, 23.47], [88.0, 23.25], [87.75, 23.35], [87.5, 23.25], [87.25, 23.35], [87.0, 23.25], [86.75, 23.35], [86.68, 23.32], [86.53, 22.97], [86.0, 22.75], [85.75, 22.85], [85.5, 22.75], [85.25, 22.85], [85.0, 22.75], [84.75, 22.85], [84.5, 22.75], [83.97, 22.97], [83.75, 23.5], [83.85, 23.75], [83.75, 24.0]]]]}, "2022-10-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.75, 24.0], [83.97, 24.53], [84.5, 24.75], [84.75, 24.65], [85.0, 24.75], [85.25, 24.65], [85.32, 24.68], [85.47, 25.03], [86.0, 25.25], [86.25, 25.15], [86.5, 25.25], [86.75, 25.15], [86.82, 25.18], [86.97, 25.53], [87.5, 25.75], [87.75, 25.65], [88.0, 25.75], [88.25, 25.65], [88.5, 25.75], [89.03, 25.53], [89.18, 25.18], [89.53, 25.03], [89.75, 24.5], [89.53, 23.97], [89.0, 23.75], [88.75, 23.85], [88.68, 23.82], [88.53, 23.47], [88.0, 23.25], [87.75, 23.35], [87.5, 23.25], [87.25, 23.35], [87.0, 23.25], [86.75, 23.35], [86.68, 23.32], [86.53, 22.97], [86.0, 22.75], [85.75, 22.85], [85.5, 22.75], [85.25, 22.85], [85.0, 22.75], [84.75, 22.85], [84.5, 22.75], [83.97, 22.97], [83.75, 23.5], [83.85, 23.75], [83.75, 24.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.21668372233961}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7892173223557704}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.601690134801288, 28.45149361934739, 28.2824509302136]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.24734657912427, 29.987917489175913, 29.950107806180824]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8596013798258675, 1.7824133193293816, 1.7256372679120617]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.1747108672037143, 2.21668372233961, 1.961370295261986]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5534711330351803, 1.4715101954580432, 1.3891122475181186]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9851487905058667, 2.026529132109226, 1.498900862128587]}}