{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:53.420047", "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": "2012-Nov-13_to_2012-Nov-20_32.0_-10.0"}, "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": 2012110001904}, "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": "November 13 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 20 2012"}, "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": 69712.5496472427}, "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": ["Zambia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Southern-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": -10.0}, "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": 32.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "32.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 29.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 33.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -12.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -9.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-11-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.0, -9.25], [32.53, -9.47], [32.75, -10.0], [32.53, -10.53], [32.0, -10.75], [31.47, -10.53], [31.25, -10.0], [31.47, -9.47], [32.0, -9.25]]]]}, "2012-11-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.0, -9.25], [32.53, -9.47], [32.75, -10.0], [32.53, -10.53], [32.0, -10.75], [31.47, -10.53], [31.25, -10.0], [31.47, -9.47], [32.0, -9.25]]]]}, "2012-11-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.25, -11.0], [29.35, -10.75], [29.25, -10.5], [29.47, -9.97], [30.0, -9.75], [30.25, -9.85], [30.5, -9.75], [30.75, -9.85], [31.0, -9.75], [31.25, -9.85], [31.32, -9.82], [31.47, -9.47], [32.0, -9.25], [32.5, -9.46], [33.0, -9.25], [33.53, -9.47], [33.75, -10.0], [33.53, -10.53], [33.0, -10.75], [32.7, -10.62], [32.53, -11.03], [32.0, -11.25], [31.75, -11.15], [31.5, -11.25], [31.25, -11.15], [31.18, -11.18], [31.13, -11.3], [31.53, -11.47], [31.75, -12.0], [31.65, -12.25], [31.75, -12.5], [31.53, -13.03], [31.0, -13.25], [30.75, -13.15], [30.5, -13.25], [29.97, -13.03], [29.82, -12.68], [29.75, -12.65], [29.5, -12.75], [28.97, -12.53], [28.75, -12.0], [28.97, -11.47], [29.32, -11.32], [29.35, -11.25], [29.25, -11.0]]]]}, "2012-11-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.25, -11.0], [29.35, -10.75], [29.25, -10.5], [29.47, -9.97], [30.0, -9.75], [30.25, -9.85], [30.5, -9.75], [30.75, -9.85], [31.0, -9.75], [31.25, -9.85], [31.32, -9.82], [31.47, -9.47], [32.0, -9.25], [32.5, -9.46], [33.0, -9.25], [33.53, -9.47], [33.75, -10.0], [33.53, -10.53], [33.13, -10.7], [33.25, -11.0], [33.04, -11.5], [33.25, -12.0], [33.03, -12.53], [32.68, -12.68], [32.53, -13.03], [32.0, -13.25], [31.75, -13.15], [31.5, -13.25], [31.25, -13.15], [31.0, -13.25], [30.75, -13.15], [30.5, -13.25], [29.97, -13.03], [29.82, -12.68], [29.75, -12.65], [29.5, -12.75], [28.97, -12.53], [28.75, -12.0], [28.97, -11.47], [29.32, -11.32], [29.35, -11.25], [29.25, -11.0]], [[31.82, -11.18], [31.75, -11.15], [31.5, -11.25], [31.25, -11.15], [31.18, -11.18], [31.13, -11.3], [31.5, -11.46], [31.88, -11.3], [31.82, -11.18]]]]}, "2012-11-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.25, -11.0], [29.35, -10.75], [29.25, -10.5], [29.47, -9.97], [30.0, -9.75], [30.25, -9.85], [30.5, -9.75], [30.75, -9.85], [31.0, -9.75], [31.25, -9.85], [31.32, -9.82], [31.47, -9.47], [32.0, -9.25], [32.25, -9.35], [32.5, -9.25], [32.75, -9.35], [33.0, -9.25], [33.53, -9.47], [33.75, -10.0], [33.53, -10.53], [33.18, -10.68], [33.15, -10.75], [33.25, -11.0], [33.04, -11.5], [33.25, -12.0], [33.03, -12.53], [32.68, -12.68], [32.53, -13.03], [32.0, -13.25], [31.75, -13.15], [31.5, -13.25], [31.25, -13.15], [31.0, -13.25], [30.75, -13.15], [30.5, -13.25], [29.97, -13.03], [29.82, -12.68], [29.75, -12.65], [29.5, -12.75], [28.97, -12.53], [28.75, -12.0], [28.97, -11.47], [29.32, -11.32], [29.35, -11.25], [29.25, -11.0]], [[31.82, -11.18], [31.75, -11.15], [31.5, -11.25], [31.25, -11.15], [31.18, -11.18], [31.13, -11.3], [31.5, -11.46], [31.88, -11.3], [31.82, -11.18]]]]}, 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[27.758703906995095, 27.657881851048444, 28.28911844465557, 32.837655973212975, 33.5122519545759, 33.37403980631342, 27.6309216265891, 27.208020003500167]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.2704455143271502, 2.2189878405118293, 2.8039352505733106, 2.7522782994024677, 3.1665672938239546, 2.92733998372501, 2.255269282237426, 1.9468906282225475]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.2704455143271502, 2.2189878405118293, 3.181536767914338, 3.3612708687947475, 4.131177524490681, 3.631524843796228, 2.3833736826873633, 1.9468906282225475]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2186561588181068, 1.1716992537872295, 1.4497298895331125, 1.3866172200755162, 1.604991555402167, 1.485179342238069, 1.299398228102421, 1.21460945080089]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2186561588181068, 1.1716992537872295, 1.5503668729947317, 1.605717853046931, 1.9807618409482344, 1.7373340218613862, 1.4083023703355568, 1.21460945080089]}}