{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:57:41.523716", "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-Oct-26_to_2014-Oct-30_14.5_8.0"}, "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": 2014100002791}, "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": "October 26 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 30 2014"}, "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": 64450.07527359849}, "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"]}, "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": 8.0}, "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": 14.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "14.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 12.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 15.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 5.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 8.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-10-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[13.47, 7.47], [13.25, 8.0], [13.47, 8.53], [14.0, 8.75], [14.25, 8.65], [14.5, 8.75], [14.75, 8.65], [15.0, 8.75], [15.53, 8.53], [15.75, 8.0], [15.53, 7.47], [15.0, 7.25], [14.75, 7.35], [14.5, 7.25], [14.25, 7.35], [14.0, 7.25], [13.47, 7.47]]]]}, "2014-10-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[14.0, 8.75], [14.25, 8.65], [14.5, 8.75], [14.75, 8.65], [15.0, 8.75], [15.53, 8.53], [15.75, 8.0], [15.53, 7.47], [15.0, 7.25], [14.75, 7.35], [14.5, 7.25], [14.25, 7.35], [14.0, 7.25], [13.7, 7.38], [13.53, 6.97], [13.0, 6.75], [12.47, 6.97], [12.25, 7.5], [12.47, 8.03], [13.0, 8.25], [13.3, 8.13], [13.47, 8.53], [14.0, 8.75]]]]}, "2014-10-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[11.75, 6.5], [11.97, 7.03], [12.32, 7.18], [12.35, 7.25], [12.25, 7.5], [12.35, 7.75], [12.25, 8.0], [12.47, 8.53], [13.0, 8.75], [13.5, 8.54], [14.0, 8.75], [14.25, 8.65], [14.5, 8.75], [14.75, 8.65], [15.0, 8.75], [15.53, 8.53], [15.75, 8.0], [15.53, 7.47], [15.18, 7.32], [15.15, 7.25], [15.25, 7.0], [15.03, 6.47], [14.63, 6.3], [14.68, 6.18], [15.03, 6.03], [15.25, 5.5], [15.03, 4.97], [14.5, 4.75], [14.25, 4.85], [14.0, 4.75], [13.75, 4.85], [13.5, 4.75], [13.25, 4.85], [13.0, 4.75], [12.47, 4.97], [12.25, 5.5], [12.35, 5.75], [12.32, 5.82], [11.97, 5.97], [11.75, 6.5]]]]}, "2014-10-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[11.75, 6.5], [11.97, 7.03], [12.32, 7.18], [12.35, 7.25], [12.25, 7.5], [12.35, 7.75], [12.25, 8.0], [12.47, 8.53], [13.0, 8.75], [13.5, 8.54], [14.0, 8.75], [14.25, 8.65], [14.5, 8.75], [14.75, 8.65], [15.0, 8.75], [15.53, 8.53], [15.75, 8.0], [15.53, 7.47], [15.18, 7.32], [15.15, 7.25], [15.25, 7.0], [15.03, 6.47], [14.63, 6.3], [14.68, 6.18], [15.03, 6.03], [15.25, 5.5], [15.03, 4.97], [14.5, 4.75], [14.25, 4.85], [14.0, 4.75], [13.75, 4.85], [13.5, 4.75], [13.25, 4.85], [13.0, 4.75], [12.47, 4.97], [12.25, 5.5], [12.35, 5.75], [12.32, 5.82], [11.97, 5.97], [11.75, 6.5]]]]}, "2014-10-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[11.75, 6.5], [11.97, 7.03], [12.32, 7.18], [12.35, 7.25], [12.25, 7.5], [12.35, 7.75], [12.25, 8.0], [12.47, 8.53], [13.0, 8.75], [13.5, 8.54], [14.0, 8.75], [14.25, 8.65], [14.5, 8.75], [15.03, 8.53], [15.25, 8.0], [15.15, 7.75], [15.25, 7.5], [15.15, 7.25], [15.25, 7.0], [15.03, 6.47], [14.63, 6.3], [14.68, 6.18], [15.03, 6.03], [15.25, 5.5], [15.03, 4.97], [14.5, 4.75], [14.25, 4.85], [14.0, 4.75], [13.75, 4.85], [13.5, 4.75], [13.25, 4.85], [13.0, 4.75], [12.47, 4.97], [12.25, 5.5], [12.35, 5.75], [12.32, 5.82], [11.97, 5.97], [11.75, 6.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.0243200990630044}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5200715666574367}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.380198201585586, 25.74096142988253, 24.80941329617815, 24.98343215879669, 24.734299466686593]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.54663083264876, 26.533780685320153, 27.70925952378235, 28.085629501563233, 28.162885206586964]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4986162098592597, 1.2957060522580264, 1.5245862969626576, 1.6426130364562255, 1.4347539629478347]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7982795263790194, 1.6147230847777791, 1.8850653927300982, 2.0243200990630044, 1.88558097978364]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6472129313208725, 1.4305623130950864, 1.6954937637065899, 1.870985635933728, 1.6701203448582587]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0147808183185707, 1.8230239731530469, 2.1460072049657732, 2.2253258038008705, 2.3876674914798985]}}