{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:06:29.471042", "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": "2016-Oct-10_to_2016-Oct-12_352.5_4.5"}, "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": 2016100001768}, "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 10 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 12 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 52397.86021456055}, "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": ["C\u00f4te d'Ivoire"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Equatorial.Atlantic-Ocean", "Western-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": ["Gulf of Guinea", "North Atlantic Ocean"]}, "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": 4.5}, "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": 352.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "352.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 350.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 354.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-10-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-8.5, 5.25], [-8.25, 5.15], [-8.0, 5.25], [-7.75, 5.15], [-7.5, 5.25], [-7.25, 5.15], [-7.0, 5.25], [-6.75, 5.15], [-6.68, 5.18], [-6.53, 5.53], [-6.0, 5.75], [-5.75, 5.65], [-5.5, 5.75], [-4.97, 5.53], [-4.75, 5.0], [-4.85, 4.75], [-4.75, 4.5], [-4.85, 4.25], [-4.75, 4.0], [-4.97, 3.47], [-5.5, 3.25], [-5.75, 3.35], [-6.0, 3.25], [-6.25, 3.35], [-6.5, 3.25], [-6.75, 3.35], [-7.0, 3.25], [-7.25, 3.35], [-7.5, 3.25], [-7.75, 3.35], [-8.0, 3.25], [-8.25, 3.35], [-8.5, 3.25], [-8.75, 3.35], [-9.0, 3.25], [-9.53, 3.47], [-9.75, 4.0], [-9.53, 4.53], [-9.18, 4.68], [-9.03, 5.03], [-8.5, 5.25]]]]}, "2016-10-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-8.5, 5.25], [-8.25, 5.15], [-8.0, 5.25], [-7.75, 5.15], [-7.5, 5.25], [-7.25, 5.15], [-7.0, 5.25], [-6.75, 5.15], [-6.68, 5.18], [-6.53, 5.53], [-6.0, 5.75], [-5.75, 5.65], [-5.5, 5.75], [-4.97, 5.53], [-4.75, 5.0], [-4.85, 4.75], [-4.75, 4.5], [-4.85, 4.25], [-4.75, 4.0], [-4.97, 3.47], [-5.5, 3.25], [-5.75, 3.35], [-6.0, 3.25], [-6.25, 3.35], [-6.5, 3.25], [-6.75, 3.35], [-7.0, 3.25], [-7.25, 3.35], [-7.5, 3.25], [-7.75, 3.35], [-8.0, 3.25], [-8.25, 3.35], [-8.5, 3.25], [-8.75, 3.35], [-9.0, 3.25], [-9.53, 3.47], [-9.75, 4.0], [-9.53, 4.53], [-9.18, 4.68], [-9.03, 5.03], [-8.5, 5.25]]]]}, "2016-10-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-8.5, 5.25], [-8.25, 5.15], [-8.0, 5.25], [-7.75, 5.15], [-7.5, 5.25], [-7.25, 5.15], [-7.0, 5.25], [-6.75, 5.15], [-6.68, 5.18], [-6.53, 5.53], [-6.0, 5.75], [-5.75, 5.65], [-5.5, 5.75], [-4.97, 5.53], [-4.75, 5.0], [-4.85, 4.75], [-4.75, 4.5], [-4.85, 4.25], [-4.75, 4.0], [-4.97, 3.47], [-5.5, 3.25], [-5.75, 3.35], [-6.0, 3.25], [-6.25, 3.35], [-6.5, 3.25], [-6.75, 3.35], [-7.0, 3.25], [-7.25, 3.35], [-7.5, 3.25], [-7.75, 3.35], [-8.0, 3.25], [-8.25, 3.35], [-8.5, 3.25], [-8.75, 3.35], [-9.0, 3.25], [-9.53, 3.47], [-9.75, 4.0], [-9.53, 4.53], [-9.18, 4.68], [-9.03, 5.03], [-8.5, 5.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.0762234433577191}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.6775836966692157}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.079249943586547, 26.09562204696863, 26.08107913247568]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.28712172997865, 26.327972177126014, 26.31711783928432]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.6783760526320681, 0.6906196549056344, 0.6637553824699447]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.0109076587501704, 1.0762234433577191, 0.7859601961772569]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7710021360698167, 1.8034308908113559, 1.7444683307965014]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.5587280055224526, 2.79989228521605, 2.1659857791647377]}}