{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:32:31.659377", "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": "2022-Sep-19_to_2022-Sep-24_53.0_24.0"}, "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": 2022090002272}, "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": "September 19 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 24 2022"}, "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": 61978.09692875366}, "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": ["Qatar", "Saudi Arabia", "United Arab Emirates"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Peninsula"]}, "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": ["Persian Gulf"]}, "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": 24.0}, "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": 53.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "53.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 50.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 55.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 23.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 25.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-09-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[55.0, 25.25], [55.53, 25.03], [55.75, 24.5], [55.53, 23.97], [55.0, 23.75], [54.47, 23.97], [54.25, 24.5], [54.47, 25.03], [55.0, 25.25]]]]}, "2022-09-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[51.97, 23.47], [51.75, 24.0], [51.97, 24.53], [52.5, 24.75], [52.75, 24.65], [53.0, 24.75], [53.25, 24.65], [53.5, 24.75], [53.75, 24.65], [53.82, 24.68], [53.97, 25.03], [54.5, 25.25], [54.75, 25.15], [55.0, 25.25], [55.53, 25.03], [55.75, 24.5], [55.53, 23.97], [55.0, 23.75], [54.75, 23.85], [54.68, 23.82], [54.53, 23.47], [54.0, 23.25], [53.75, 23.35], [53.5, 23.25], [53.25, 23.35], [53.0, 23.25], [52.75, 23.35], [52.5, 23.25], [51.97, 23.47]]]]}, "2022-09-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[50.35, 24.75], [50.25, 25.0], [50.35, 25.25], [50.25, 25.5], [50.47, 26.03], [51.0, 26.25], [51.53, 26.03], [51.68, 25.68], [52.0, 25.54], [52.5, 25.75], [53.03, 25.53], [53.25, 25.0], [53.15, 24.75], [53.18, 24.68], [53.25, 24.65], [53.5, 24.75], [53.75, 24.65], [53.82, 24.68], [53.97, 25.03], [54.5, 25.25], 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anomalies.", "value": [1.433116917949984, 2.218182739372316, 3.103026934577519, 2.8540551022541893, 2.174957764558664, 1.4157840926741792]}}