{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:02.451717", "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": "2011-Jul-17_to_2011-Jul-23_44.0_15.0"}, "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": 2011070002632}, "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 17 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 23 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 56455.970013053215}, "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": ["Saudi Arabia", "Yemen"]}, "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": []}, "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": 15.0}, "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": 44.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "44.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 42.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 44.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 13.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[44.0, 15.75], [44.53, 15.53], [44.75, 15.0], [44.53, 14.47], [44.0, 14.25], [43.47, 14.47], [43.25, 15.0], [43.47, 15.53], [44.0, 15.75]]]]}, "2011-07-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[44.0, 15.75], [44.53, 15.53], [44.75, 15.0], [44.53, 14.47], [44.0, 14.25], [43.47, 14.47], [43.25, 15.0], [43.47, 15.53], [44.0, 15.75]]]]}, "2011-07-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[42.97, 14.53], [43.38, 14.7], [43.25, 15.0], [43.47, 15.53], [44.0, 15.75], [44.53, 15.53], [44.75, 15.0], [44.53, 14.47], [44.13, 14.3], [44.25, 14.0], [44.15, 13.75], [44.25, 13.5], [44.03, 12.97], [43.5, 12.75], [42.97, 12.97], [42.75, 13.5], [42.85, 13.75], [42.75, 14.0], [42.97, 14.53]]]]}, "2011-07-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[42.35, 16.75], [42.25, 17.0], [42.35, 17.25], [42.25, 17.5], [42.47, 18.03], [43.0, 18.25], [43.53, 18.03], [43.75, 17.5], [43.65, 17.25], [43.68, 17.18], [43.75, 17.15], [44.0, 17.25], [44.53, 17.03], [44.75, 16.5], [44.65, 16.25], [44.75, 16.0], 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{"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.9541411522133383, 1.672978980485664, 1.3199868930925307, 1.71297518836687, 1.809857699772282, 1.8675857326982757, 1.4541131509379948]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9541411522133383, 1.672978980485664, 1.771727118859708, 2.2092503884542007, 2.3835995436537183, 2.5595720034111586, 1.6614384941989948]}}