{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:21:35.435518", "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": "2020-Sep-24_to_2020-Sep-30_86.5_22.0"}, "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": 2020090002303}, "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": "September 24 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 30 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 62958.05899286186}, "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": ["India"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.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": 22.0}, "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": 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": 83.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 87.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 21.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 23.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-09-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[85.25, 22.5], [85.47, 23.03], [86.0, 23.25], [86.53, 23.03], [86.68, 22.68], [87.03, 22.53], [87.25, 22.0], [87.03, 21.47], [86.5, 21.25], [85.97, 21.47], [85.82, 21.82], [85.47, 21.97], [85.25, 22.5]]]]}, "2020-09-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[85.25, 22.5], [85.47, 23.03], [86.0, 23.25], [86.53, 23.03], [86.68, 22.68], [87.03, 22.53], [87.25, 22.0], [87.03, 21.47], [86.5, 21.25], [85.97, 21.47], [85.82, 21.82], [85.47, 21.97], [85.25, 22.5]]]]}, "2020-09-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[85.25, 23.0], [85.47, 23.53], [86.0, 23.75], [86.53, 23.53], [86.68, 23.18], [87.03, 23.03], [87.25, 22.5], [87.15, 22.25], [87.25, 22.0], [87.03, 21.47], [86.5, 21.25], [86.25, 21.35], [86.0, 21.25], [85.75, 21.35], [85.5, 21.25], [84.97, 21.47], [84.75, 22.0], [84.97, 22.53], [85.32, 22.68], [85.35, 22.75], [85.25, 23.0]]]]}, "2020-09-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.75, 22.0], [82.97, 22.53], [83.5, 22.75], [83.75, 22.65], [84.0, 22.75], [84.25, 22.65], [84.5, 22.75], [84.75, 22.65], [84.82, 22.68], [84.97, 23.03], [85.32, 23.18], [85.47, 23.53], [86.0, 23.75], [86.25, 23.65], [86.5, 23.75], [86.75, 23.65], [87.0, 23.75], [87.53, 23.53], [87.75, 23.0], [87.65, 22.75], [87.75, 22.5], [87.53, 21.97], [87.18, 21.82], [87.15, 21.75], [87.25, 21.5], [87.03, 20.97], [86.5, 20.75], [86.0, 20.96], [85.5, 20.75], [85.25, 20.85], [85.0, 20.75], [84.75, 20.85], [84.5, 20.75], [84.25, 20.85], [84.0, 20.75], [83.47, 20.97], [83.32, 21.32], [82.97, 21.47], [82.75, 22.0]]]]}, "2020-09-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.97, 23.03], [83.32, 23.18], [83.47, 23.53], [84.0, 23.75], [84.53, 23.53], [84.75, 23.0], [84.65, 22.75], [84.68, 22.68], [84.75, 22.65], [84.82, 22.68], [84.97, 23.03], [85.32, 23.18], [85.47, 23.53], [86.0, 23.75], [86.25, 23.65], [86.5, 23.75], [86.75, 23.65], [87.0, 23.75], [87.53, 23.53], [87.75, 23.0], [87.65, 22.75], [87.75, 22.5], [87.53, 21.97], [87.18, 21.82], [87.15, 21.75], 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