{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:41.791233", "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": "2011-Oct-13_to_2011-Oct-19_84.0_18.0"}, "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": 2011100002200}, "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 13 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 19 2011"}, "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": 79206.6691597476}, "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": ["Bay of Bengal"]}, "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": 18.0}, "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": 84.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "84.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 82.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 86.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 16.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 19.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-10-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.47, 20.03], [83.0, 20.25], [83.53, 20.03], [83.68, 19.68], 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[83.38, 17.3], [82.97, 17.47], [82.82, 17.82], [82.47, 17.97], [82.25, 18.5], [82.46, 19.0], [82.25, 19.5], [82.47, 20.03]]]]}, "2011-10-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.47, 20.03], [83.0, 20.25], [83.53, 20.03], [83.68, 19.68], [83.75, 19.65], [83.82, 19.68], [83.97, 20.03], [84.5, 20.25], [84.75, 20.15], [85.0, 20.25], [85.5, 20.04], [86.0, 20.25], [86.53, 20.03], [86.75, 19.5], [86.65, 19.25], [86.75, 19.0], [86.53, 18.47], [86.18, 18.32], [86.04, 18.0], [86.25, 17.5], [86.03, 16.97], [85.68, 16.82], [85.53, 16.47], [85.0, 16.25], [84.75, 16.35], [84.5, 16.25], [84.25, 16.35], [84.0, 16.25], [83.47, 16.47], [83.32, 16.82], [82.97, 16.97], [82.75, 17.5], [82.85, 17.75], [82.82, 17.82], [82.47, 17.97], [82.25, 18.5], [82.46, 19.0], [82.25, 19.5], [82.47, 20.03]]]]}, "2011-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.97, 18.53], [83.5, 18.75], [83.75, 18.65], [83.82, 18.68], [83.85, 18.75], [83.75, 19.0], [83.97, 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"2011-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[84.0, 18.75], [84.53, 18.53], [84.75, 18.0], [84.65, 17.75], [84.75, 17.5], [84.53, 16.97], [84.0, 16.75], [83.75, 16.85], [83.5, 16.75], [82.97, 16.97], [82.75, 17.5], [82.97, 18.03], [83.32, 18.18], [83.47, 18.53], [84.0, 18.75]]]]}, "2011-10-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[84.0, 18.75], [84.53, 18.53], [84.75, 18.0], [84.65, 17.75], [84.75, 17.5], [84.53, 16.97], [84.0, 16.75], [83.75, 16.85], [83.5, 16.75], [82.97, 16.97], [82.75, 17.5], [82.97, 18.03], [83.32, 18.18], [83.47, 18.53], [84.0, 18.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.678304892656456}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2634164221331023}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean 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