{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:19.841309", "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-Aug-29_to_2013-Sep-02_74.5_15.5"}, "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": 2013080003116}, "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": "August 29 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 02 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": 89736.56979536962}, "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": ["Laccadive Sea"]}, "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": 15.5}, "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": 74.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "74.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 73.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 76.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 11.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-08-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[75.5, 12.75], [76.03, 12.53], [76.25, 12.0], [76.03, 11.47], [75.5, 11.25], [74.97, 11.47], [74.75, 12.0], [74.97, 12.53], [75.5, 12.75]]]]}, "2013-08-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[73.85, 15.25], [73.75, 15.5], [73.97, 16.03], [74.5, 16.25], [74.75, 16.15], [75.0, 16.25], [75.25, 16.15], [75.5, 16.25], [75.75, 16.15], [75.82, 16.18], [75.97, 16.53], [76.5, 16.75], [77.03, 16.53], [77.25, 16.0], [77.03, 15.47], [76.68, 15.32], [76.53, 14.97], [76.18, 14.82], [76.15, 14.75], [76.25, 14.5], [76.04, 14.0], [76.25, 13.5], [76.03, 12.97], [75.68, 12.82], [75.65, 12.75], [75.68, 12.68], [76.03, 12.53], [76.25, 12.0], [76.03, 11.47], [75.5, 11.25], [74.97, 11.47], [74.82, 11.82], [74.47, 11.97], [74.32, 12.32], [73.97, 12.47], [73.75, 13.0], [73.97, 13.53], [74.32, 13.68], [74.35, 13.75], [74.32, 13.82], [73.97, 13.97], [73.75, 14.5], [73.85, 14.75], [73.75, 15.0], [73.85, 15.25]]]]}, "2013-08-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.85, 16.75], [72.75, 17.0], [72.97, 17.53], [73.5, 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"evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.220284960019796, 25.73012622338092, 25.99536413636571, 26.162525794123724, 26.234159281522693]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.220284960019796, 28.14704038275312, 28.202031911325264, 28.670834125696217, 27.5040215014987]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1912361731536407, 1.6136430877119905, 1.34775529281135, 1.4835362065936202, 1.481978046597153]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1912361731536407, 1.9319032644913818, 1.9614163277643115, 2.181868893410865, 2.133081292430404]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4297791897130614, 1.8478687207803428, 1.7318465487542885, 1.8726189330838396, 1.823172985926653]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4297791897130614, 2.185581024408322, 2.0484731799385734, 2.4304166878987723, 2.3111624062038922]}}