{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:02.785337", "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": "2013-Jul-20_to_2013-Jul-24_93.0_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": 2013070002612}, "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 20 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 24 2013"}, "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": 79636.87268055309}, "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", "Myanmar"]}, "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": 93.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "93.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 89.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 93.75}, "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": 25.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-07-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[93.0, 22.75], [93.53, 22.53], [93.75, 22.0], [93.53, 21.47], [93.0, 21.25], [92.47, 21.47], [92.25, 22.0], [92.47, 22.53], [93.0, 22.75]]]]}, "2013-07-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[89.25, 24.5], [89.47, 25.03], [89.82, 25.18], [89.97, 25.53], [90.5, 25.75], [91.03, 25.53], [91.18, 25.18], [91.53, 25.03], [91.68, 24.68], [91.75, 24.65], [92.0, 24.75], [92.53, 24.53], [92.75, 24.0], [92.65, 23.75], [92.68, 23.68], [93.0, 23.54], [93.5, 23.75], [94.03, 23.53], [94.25, 23.0], [94.15, 22.75], [94.25, 22.5], [94.15, 22.25], [94.25, 22.0], [94.15, 21.75], [94.25, 21.5], [94.03, 20.97], [93.5, 20.75], [93.25, 20.85], [93.0, 20.75], [92.75, 20.85], [92.5, 20.75], [91.97, 20.97], [91.82, 21.32], [91.47, 21.47], [91.32, 21.82], [90.97, 21.97], [90.82, 22.32], [90.47, 22.47], [90.25, 23.0], [90.35, 23.25], [90.32, 23.32], [89.97, 23.47], [89.82, 23.82], [89.47, 23.97], [89.25, 24.5]]]]}, "2013-07-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[89.25, 24.5], [89.47, 25.03], [89.82, 25.18], [89.97, 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"Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.9829112041355756}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.9159060184336254}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.466289362282907, 28.179933413983008, 28.405110493454515, 27.814440408338896, 27.834566349373574]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.466289362282907, 30.520145217036884, 31.037191415761697, 30.74026132891487, 29.686021003604594]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4599561911425667, 2.039951094759928, 2.24645943420488, 1.6195408263971436, 1.4742857323870642]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", 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