{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:46.745206", "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": "2014-Jun-29_to_2014-Jul-02_12.0_1.5"}, "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": 2014060003133}, "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": "June 29 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 02 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 74117.03276823417}, "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": ["Cameroon", "Equatorial Guinea", "Gabon"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-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": 1.5}, "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": 12.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "12.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 9.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 12.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 0.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 4.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-06-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[9.75, 2.5], [9.97, 3.03], [10.5, 3.25], [10.75, 3.15], [11.0, 3.25], 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[11.75, -0.15], [11.5, -0.25], [11.25, -0.15], [11.0, -0.25], [10.75, -0.15], [10.5, -0.25], [9.97, -0.03], [9.75, 0.5], [9.85, 0.75], [9.75, 1.0], [9.97, 1.53], [10.5, 1.75], [9.97, 1.97], [9.82, 2.32], [9.47, 2.47], [9.25, 3.0]], [[11.0, 1.54], [11.32, 1.68], [11.35, 1.75], [11.32, 1.82], [11.25, 1.85], [11.0, 1.75], [10.75, 1.85], [10.5, 1.75], [11.0, 1.54]]]]}, "2014-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[9.25, 3.0], [9.47, 3.53], [10.0, 3.75], [10.25, 3.65], [10.32, 3.68], [10.35, 3.75], [10.25, 4.0], [10.47, 4.53], [11.0, 4.75], [11.25, 4.65], [11.5, 4.75], [12.03, 4.53], [12.18, 4.18], [12.53, 4.03], [12.75, 3.5], [12.54, 3.0], [12.68, 2.68], [13.03, 2.53], [13.25, 2.0], [13.15, 1.75], [13.25, 1.5], [13.03, 0.97], [12.68, 0.82], [12.65, 0.75], [12.75, 0.5], [12.53, -0.03], [12.0, -0.25], [11.75, -0.15], [11.5, -0.25], [11.25, -0.15], [11.0, -0.25], [10.75, -0.15], [10.5, -0.25], [9.97, -0.03], [9.75, 0.5], [9.85, 0.75], [9.75, 1.0], [9.97, 1.53], [10.5, 1.75], [9.97, 1.97], [9.82, 2.32], [9.47, 2.47], [9.25, 3.0]], [[11.0, 1.54], [11.32, 1.68], [11.35, 1.75], [11.32, 1.82], [11.25, 1.85], [11.0, 1.75], [10.75, 1.85], [10.5, 1.75], [11.0, 1.54]]]]}, "2014-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[9.25, 3.0], [9.47, 3.53], [10.0, 3.75], [10.25, 3.65], [10.32, 3.68], [10.35, 3.75], [10.25, 4.0], [10.47, 4.53], [11.0, 4.75], [11.25, 4.65], [11.5, 4.75], [12.03, 4.53], [12.18, 4.18], [12.53, 4.03], [12.75, 3.5], [12.54, 3.0], [12.68, 2.68], [13.03, 2.53], [13.25, 2.0], [13.15, 1.75], [13.25, 1.5], [13.03, 0.97], [12.68, 0.82], [12.65, 0.75], [12.75, 0.5], [12.53, -0.03], [12.0, -0.25], [11.75, -0.15], [11.5, -0.25], [11.25, -0.15], [11.0, -0.25], [10.75, -0.15], [10.5, -0.25], [9.97, -0.03], [9.75, 0.5], [9.85, 0.75], [9.75, 1.0], [9.97, 1.53], [10.5, 1.75], [9.97, 1.97], [9.82, 2.32], [9.47, 2.47], [9.25, 3.0]], [[11.0, 1.54], [11.32, 1.68], [11.35, 1.75], [11.32, 1.82], [11.25, 1.85], [11.0, 1.75], [10.75, 1.85], [10.5, 1.75], [11.0, 1.54]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.9454204260943015}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.2922865231777463}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.209899532158886, 24.25831977541992, 24.3005142504893, 24.621586967659766]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.832064091248924, 25.780824464476893, 25.807059803057257, 25.85794892123397]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.12337432847053, 1.1754856286565527, 1.2276158395670553, 1.5511761905504382]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.3963404283361456, 1.5670099102975996, 1.462602561055121, 1.9454204260943015]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4994837650448025, 1.6104959982377691, 1.6184245334476364, 1.9879065170365073]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8793372970753257, 2.044383301331457, 1.9949129052913925, 2.508547324678068]}}