{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:43:56.429856", "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": "2010-Jan-10_to_2010-Jan-14_32.0_5.0"}, "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": 2010010001695}, "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": "January 10 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 14 2010"}, "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": 70732.60455907875}, "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": ["South Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Eastern-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": 5.0}, "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": 33.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 4.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-01-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[30.97, 7.03], [31.5, 7.25], [32.03, 7.03], [32.18, 6.68], [32.53, 6.53], [32.75, 6.0], [32.65, 5.75], [32.7, 5.62], [33.0, 5.75], [33.53, 5.53], [33.75, 5.0], [33.53, 4.47], [33.0, 4.25], [32.5, 4.46], [32.0, 4.25], [31.47, 4.47], [31.3, 4.88], [31.0, 4.75], [30.47, 4.97], [30.25, 5.5], [30.47, 6.03], [30.88, 6.2], [30.75, 6.5], [30.97, 7.03]]]]}, "2010-01-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[28.75, 6.0], [28.97, 6.53], [29.5, 6.75], [29.93, 6.57], [29.75, 7.0], [29.97, 7.53], [30.5, 7.75], [31.03, 7.53], [31.18, 7.18], [31.25, 7.15], [31.5, 7.25], [31.75, 7.15], [32.0, 7.25], [32.53, 7.03], [32.7, 6.62], [32.82, 6.68], [32.85, 6.75], [32.75, 7.0], [32.97, 7.53], [33.5, 7.75], [34.03, 7.53], [34.25, 7.0], [34.15, 6.75], [34.25, 6.5], [34.15, 6.25], [34.25, 6.0], [34.03, 5.47], [33.63, 5.3], [33.75, 5.0], [33.53, 4.47], [33.18, 4.32], [33.03, 3.97], [32.5, 3.75], [32.25, 3.85], [32.0, 3.75], [31.75, 3.85], [31.5, 3.75], [30.97, 3.97], [30.75, 4.5], [30.85, 4.75], [30.82, 4.82], [30.75, 4.85], [30.5, 4.75], [30.25, 4.85], [30.0, 4.75], [29.47, 4.97], [29.32, 5.32], [28.97, 5.47], [28.75, 6.0]]]]}, "2010-01-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[28.75, 6.0], [28.97, 6.53], [29.5, 6.75], [29.93, 6.57], [29.75, 7.0], [29.97, 7.53], [30.5, 7.75], [31.03, 7.53], [31.18, 7.18], [31.25, 7.15], [31.5, 7.25], [31.75, 7.15], [32.0, 7.25], [32.53, 7.03], [32.7, 6.62], [32.82, 6.68], [32.85, 6.75], [32.75, 7.0], [32.97, 7.53], [33.5, 7.75], [34.03, 7.53], [34.25, 7.0], [34.15, 6.75], [34.25, 6.5], [34.15, 6.25], [34.25, 6.0], [34.03, 5.47], [33.63, 5.3], [33.75, 5.0], [33.53, 4.47], [33.18, 4.32], [33.03, 3.97], [32.5, 3.75], [32.25, 3.85], [32.0, 3.75], [31.75, 3.85], [31.5, 3.75], [30.97, 3.97], [30.75, 4.5], [30.85, 4.75], [30.82, 4.82], [30.75, 4.85], [30.5, 4.75], [30.25, 4.85], [30.0, 4.75], [29.47, 4.97], [29.32, 5.32], [28.97, 5.47], [28.75, 6.0]]]]}, "2010-01-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[28.75, 6.0], [28.97, 6.53], [29.5, 6.75], [29.93, 6.57], [29.75, 7.0], [29.97, 7.53], [30.5, 7.75], [31.03, 7.53], [31.18, 7.18], [31.25, 7.15], [31.5, 7.25], [31.75, 7.15], [32.0, 7.25], [32.53, 7.03], [32.7, 6.62], [32.82, 6.68], [32.85, 6.75], [32.75, 7.0], [32.97, 7.53], [33.5, 7.75], [34.03, 7.53], [34.25, 7.0], [34.15, 6.75], [34.25, 6.5], [34.15, 6.25], [34.25, 6.0], [34.03, 5.47], [33.5, 5.25], [33.25, 5.35], [33.18, 5.32], [33.04, 5.0], [33.25, 4.5], [33.03, 3.97], [32.5, 3.75], [32.25, 3.85], [32.0, 3.75], [31.75, 3.85], [31.5, 3.75], [30.97, 3.97], [30.75, 4.5], [30.85, 4.75], [30.8, 4.88], [30.5, 4.75], [30.25, 4.85], [30.0, 4.75], [29.47, 4.97], [29.32, 5.32], [28.97, 5.47], [28.75, 6.0]]]]}, "2010-01-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[31.97, 6.03], [32.32, 6.18], [32.47, 6.53], [32.82, 6.68], [32.85, 6.75], [32.75, 7.0], [32.97, 7.53], [33.5, 7.75], [34.03, 7.53], [34.25, 7.0], [34.15, 6.75], [34.25, 6.5], [34.03, 5.97], [33.68, 5.82], [33.53, 5.47], [33.18, 5.32], [33.04, 5.0], [33.25, 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2.742422774051489, 2.3408823771112295, 2.025842929871817]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.449887435899541, 3.297366766137202, 3.5156266026737057, 2.8816641342922935, 2.384248537574649]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2460541116188877, 1.495594496545364, 1.5524822707684451, 1.317848682088504, 1.2586317602650199]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2926994391703066, 1.9307264367821875, 2.0719017327812885, 1.6476993902932482, 1.4250560697237151]}}