{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:44.945128", "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-May-05_to_2010-May-08_34.5_-12.5"}, "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": 2010050001430}, "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": "May 05 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 08 2010"}, "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": 54387.30055986606}, "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": ["Malawi", "Mozambique", "Tanzania"]}, "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": -12.5}, "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": 34.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "34.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 33.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 35.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -14.25}, "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": {"2010-05-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.47, -9.47], [34.0, -9.25], [34.25, -9.35], [34.5, -9.25], [35.03, -9.47], [35.25, -10.0], [35.15, -10.25], [35.25, -10.5], [35.15, -10.75], [35.18, -10.82], [35.53, -10.97], [35.75, -11.5], [35.53, -12.03], [35.18, -12.18], [35.15, -12.25], [35.18, -12.32], [35.25, -12.35], [35.5, -12.25], [36.03, -12.47], [36.25, -13.0], [36.15, -13.25], [36.25, -13.5], [36.15, -13.75], [36.25, -14.0], [36.03, -14.53], [35.5, -14.75], [35.25, -14.65], [35.0, -14.75], [34.47, -14.53], [34.32, -14.18], [33.97, -14.03], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.82, -11.18], [33.47, -11.03], [33.25, -10.5], [33.35, -10.25], [33.25, -10.0], [33.47, -9.47]]]]}, "2010-05-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.47, -9.47], [34.0, -9.25], [34.25, -9.35], [34.5, -9.25], [35.03, -9.47], [35.25, -10.0], [35.15, -10.25], [35.25, -10.5], [35.15, -10.75], [35.18, -10.82], [35.53, -10.97], [35.75, -11.5], [35.65, -11.75], [35.75, -12.0], [35.65, -12.25], [35.68, -12.32], [36.03, -12.47], [36.25, -13.0], [36.15, -13.25], [36.25, -13.5], [36.15, -13.75], [36.25, -14.0], [36.03, -14.53], [35.5, -14.75], [35.25, -14.65], [35.0, -14.75], [34.47, -14.53], [34.32, -14.18], [33.97, -14.03], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.82, -11.18], [33.47, -11.03], [33.25, -10.5], [33.35, -10.25], [33.25, -10.0], [33.47, -9.47]]]]}, "2010-05-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.47, -9.47], [34.0, -9.25], [34.25, -9.35], [34.5, -9.25], [35.03, -9.47], [35.25, -10.0], [35.15, -10.25], [35.25, -10.5], [35.15, -10.75], [35.18, -10.82], [35.53, -10.97], [35.75, -11.5], [35.65, -11.75], [35.75, -12.0], [35.65, -12.25], [35.68, -12.32], [36.03, -12.47], [36.25, -13.0], [36.15, -13.25], [36.25, -13.5], [36.15, -13.75], [36.25, -14.0], [36.03, -14.53], [35.5, -14.75], [35.25, -14.65], [35.0, -14.75], [34.47, -14.53], [34.32, -14.18], [33.97, -14.03], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.82, -11.18], [33.47, -11.03], [33.25, -10.5], [33.35, -10.25], [33.25, -10.0], [33.47, -9.47]]]]}, "2010-05-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.25, -10.0], [33.47, -9.47], [34.0, -9.25], [34.53, -9.47], [34.68, -9.82], [35.03, -9.97], [35.25, -10.5], [35.15, -10.75], [35.25, -11.0], [35.15, -11.25], [35.18, -11.32], [35.53, -11.47], [35.75, -12.0], [35.65, -12.25], [35.75, -12.5], [35.53, -13.03], [35.18, -13.18], [35.07, -13.43], [35.5, -13.25], [36.03, -13.47], [36.25, -14.0], [36.03, -14.53], [35.5, -14.75], [34.97, -14.53], [34.75, -14.0], [34.93, -13.57], [34.5, -13.75], [33.97, -13.53], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.75, -11.0], [33.85, -10.75], [33.82, -10.68], [33.47, -10.53], [33.25, -10.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.777908446248375}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.6852837303488983}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.021885658531346, 24.3267025926433, 24.29738374443326, 25.125868672296576]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.384056424574453, 27.025235744138797, 26.97555938159246, 26.709218286879434]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4782639927447256, 1.8113505104569123, 1.8179794745960862, 1.5507427666762112]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.779298936147768, 2.777908446248375, 2.5431790096658347, 1.9241935663091567]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5176358495276576, 1.8078466508179833, 1.789115802077107, 1.565591227960707]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9628222966556383, 2.4214645355267317, 2.3084055406247277, 1.9552803275466792]}}