{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:04:03.248021", "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": "2025-Mar-09_to_2025-Mar-14_76.5_33.5"}, "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": 2025030001499}, "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": "March 09 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 14 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 67008.9203190243}, "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": 33.5}, "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": 76.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "76.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 74.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 78.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 32.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 35.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[75.0, 33.96], [74.5, 33.75], [73.97, 33.97], [73.75, 34.5], [73.97, 35.03], [74.32, 35.18], [74.47, 35.53], [75.0, 35.75], [75.53, 35.53], [75.68, 35.18], [76.03, 35.03], [76.18, 34.68], [76.25, 34.65], [76.5, 34.75], [76.75, 34.65], [76.82, 34.68], [76.97, 35.03], [77.5, 35.25], [77.75, 35.15], [77.82, 35.18], [77.97, 35.53], [78.5, 35.75], [79.03, 35.53], [79.25, 35.0], [79.15, 34.75], [79.25, 34.5], [79.03, 33.97], [78.68, 33.82], [78.53, 33.47], [78.13, 33.3], [78.18, 33.18], [78.53, 33.03], [78.75, 32.5], [78.65, 32.25], [78.75, 32.0], [78.53, 31.47], [78.0, 31.25], [77.75, 31.35], [77.5, 31.25], [77.25, 31.35], [77.0, 31.25], [76.47, 31.47], [76.32, 31.82], [75.97, 31.97], [75.82, 32.32], [75.47, 32.47], [75.25, 33.0], [75.35, 33.25], [75.25, 33.5], [75.35, 33.75], [75.32, 33.82], [75.0, 33.96]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.Asia", "Tibetan-Plateau"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-03-09T11:30:00.000000000": 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