{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:51:14.448777", "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": "2023-Feb-07_to_2023-Feb-14_81.0_16.5"}, "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": 2023020001626}, "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": "February 07 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 14 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 70855.98482641662}, "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"]}, "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": 16.5}, "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": 81.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "81.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 80.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 84.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 15.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[80.32, 18.18], [80.47, 18.53], [80.82, 18.68], [80.97, 19.03], [81.5, 19.25], [82.03, 19.03], [82.2, 18.63], [82.32, 18.68], [82.47, 19.03], [83.0, 19.25], [83.25, 19.15], [83.5, 19.25], [83.75, 19.15], [84.0, 19.25], [84.53, 19.03], [84.75, 18.5], [84.53, 17.97], [84.0, 17.75], [83.75, 17.85], [83.68, 17.82], [83.65, 17.75], [83.75, 17.5], [83.53, 16.97], [83.0, 16.75], [82.75, 16.85], [82.68, 16.82], [82.65, 16.75], [82.75, 16.5], [82.53, 15.97], [82.13, 15.8], [82.25, 15.5], [82.03, 14.97], [81.5, 14.75], [81.25, 14.85], [81.0, 14.75], [80.47, 14.97], [80.32, 15.32], [79.97, 15.47], [79.75, 16.0], [79.85, 16.25], [79.75, 16.5], [79.96, 17.0], [79.75, 17.5], [79.97, 18.03], [80.32, 18.18]]]]}}, "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": {"2023-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[80.25, 17.0], [80.35, 17.25], [80.25, 17.5], [80.47, 18.03], [81.0, 18.25], [81.25, 18.15], 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"evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.580205876171703, 25.975440840998942, 25.92366981844924, 26.173959160037725, 26.701134573224635, 26.85382461761168, 26.678271391837427, 27.085909715844878]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.22542683842744, 27.873092260399574, 27.743120170994814, 27.726092097869127, 28.386262511042844, 28.886794738663298, 28.039980680213432, 27.381805744359042]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3311582812931704, 1.6741499536555662, 1.5721410901721906, 1.6035142044635708, 1.931100515395639, 1.972426218921979, 1.369926534291335, 1.1679630559561929]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.518720267904257, 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