{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:03.873608", "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-24_to_2011-Jul-28_49.5_32.5"}, "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": 2011070003047}, "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 24 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 28 2011"}, "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": 123947.53040201668}, "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": ["Iran", "Iraq"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Peninsula", "W.C.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": ["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": 32.5}, "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": 49.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "49.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 46.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 51.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 28.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 34.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-07-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[50.0, 29.75], [50.53, 29.53], [50.75, 29.0], [50.53, 28.47], [50.0, 28.25], [49.47, 28.47], [49.25, 29.0], [49.47, 29.53], [50.0, 29.75]]]]}, "2011-07-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.25, 29.5], [47.47, 30.03], [47.82, 30.18], [47.97, 30.53], [48.32, 30.68], [48.35, 30.75], [48.25, 31.0], [48.35, 31.25], [48.25, 31.5], [48.35, 31.75], [48.25, 32.0], [48.47, 32.53], [48.82, 32.68], [48.97, 33.03], [49.5, 33.25], [50.03, 33.03], [50.25, 32.5], [50.15, 32.25], [50.25, 32.0], [50.15, 31.75], [50.18, 31.68], [50.53, 31.53], [50.68, 31.18], [51.03, 31.03], [51.25, 30.5], [51.03, 29.97], [50.68, 29.82], [50.65, 29.75], [50.75, 29.5], [50.65, 29.25], [50.75, 29.0], [50.53, 28.47], [50.0, 28.25], [49.47, 28.47], [49.32, 28.82], [49.25, 28.85], [49.18, 28.82], [49.03, 28.47], [48.5, 28.25], [47.97, 28.47], [47.82, 28.82], [47.47, 28.97], [47.25, 29.5]]]]}, "2011-07-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[45.75, 33.5], [45.97, 34.03], [46.38, 34.2], [46.25, 34.5], [46.47, 35.03], [47.0, 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[46.35, 32.75], [46.32, 32.82], [45.97, 32.97], [45.75, 33.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.850471506079657}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.9524288780373324}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [34.91214371004236, 38.20135915247937, 37.92779737585596, 38.47426686829738, 36.61429821396803]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.91214371004236, 41.58745021731107, 43.12115657562049, 43.65888850888825, 42.11575652510527]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3518111655363327, 2.304861889317094, 3.0003636697145475, 3.527630115494156, 2.4999276306752387]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3518111655363327, 3.2365986268835627, 3.929711620458079, 4.850471506079657, 3.846335834499939]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2305123284507908, 1.654917586739294, 2.120652742414666, 2.457022439967819, 1.6934242090450595]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2305123284507908, 2.078303840646825, 2.82820192374649, 3.1529707404158978, 2.335615103196724]}}