{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:04:01.967722", "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": "2015-Oct-06_to_2015-Oct-08_303.5_-26.5"}, "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": 2015100001251}, "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 06 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 08 2015"}, "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": 88946.39971735302}, "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": ["Argentina", "Brazil", "Paraguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "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": -26.5}, "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": 303.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "303.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 302.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 307.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -27.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -24.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-10-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.75, -25.5], [-57.53, -24.97], [-57.0, -24.75], [-56.7, -24.88], [-56.53, -24.47], [-56.0, -24.25], [-55.75, -24.35], [-55.5, -24.25], [-55.25, -24.35], [-55.0, -24.25], [-54.75, -24.35], [-54.5, -24.25], [-53.97, -24.47], [-53.82, -24.82], [-53.75, -24.85], [-53.5, -24.75], [-53.25, -24.85], [-53.0, -24.75], [-52.75, -24.85], [-52.5, -24.75], [-51.97, -24.97], [-51.75, -25.5], [-51.85, -25.75], [-51.75, -26.0], [-51.85, -26.25], [-51.75, -26.5], [-51.85, -26.75], [-51.75, -27.0], [-51.97, -27.53], [-52.5, -27.75], [-53.03, -27.53], [-53.18, -27.18], [-53.25, -27.15], [-53.5, -27.25], [-54.03, -27.03], [-54.18, -26.68], [-54.25, -26.65], [-54.32, -26.68], [-54.47, -27.03], [-54.82, -27.18], [-54.97, -27.53], [-55.5, -27.75], [-55.75, -27.65], [-56.0, -27.75], [-56.53, -27.53], [-56.68, -27.18], [-57.03, -27.03], [-57.25, -26.5], [-57.15, -26.25], [-57.18, -26.18], [-57.53, -26.03], [-57.75, -25.5]]]]}, "2015-10-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.75, -25.5], [-57.53, -24.97], [-57.0, -24.75], [-56.7, -24.88], [-56.53, -24.47], [-56.0, -24.25], [-55.75, -24.35], [-55.5, -24.25], [-55.25, -24.35], [-55.0, -24.25], [-54.75, -24.35], [-54.5, -24.25], [-53.97, -24.47], [-53.82, -24.82], [-53.75, -24.85], [-53.5, -24.75], [-53.25, -24.85], [-53.0, -24.75], [-52.75, -24.85], [-52.5, -24.75], [-51.97, -24.97], [-51.75, -25.5], [-51.85, -25.75], [-51.75, -26.0], [-51.85, -26.25], [-51.75, -26.5], [-51.85, -26.75], [-51.75, -27.0], [-51.97, -27.53], [-52.5, -27.75], [-53.03, -27.53], [-53.18, -27.18], [-53.25, -27.15], [-53.5, -27.25], [-54.03, -27.03], [-54.18, -26.68], [-54.25, -26.65], [-54.32, -26.68], [-54.47, -27.03], [-54.82, -27.18], [-54.97, -27.53], [-55.5, -27.75], [-55.75, -27.65], [-56.0, -27.75], [-56.53, -27.53], [-56.68, -27.18], [-57.03, -27.03], [-57.25, -26.5], [-57.15, -26.25], [-57.18, -26.18], [-57.53, -26.03], [-57.75, -25.5]]]]}, "2015-10-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.75, -25.5], [-57.53, -24.97], [-57.0, -24.75], [-56.7, -24.88], [-56.53, -24.47], [-56.0, -24.25], [-55.75, -24.35], [-55.5, -24.25], [-55.25, -24.35], [-55.0, -24.25], [-54.75, -24.35], [-54.5, -24.25], [-53.97, -24.47], [-53.82, -24.82], [-53.75, -24.85], [-53.5, -24.75], [-53.25, -24.85], [-53.0, -24.75], [-52.75, -24.85], [-52.5, -24.75], [-51.97, -24.97], [-51.75, -25.5], [-51.85, -25.75], [-51.75, -26.0], [-51.85, -26.25], [-51.75, -26.5], [-51.85, -26.75], [-51.75, -27.0], [-51.97, -27.53], [-52.5, -27.75], [-53.03, -27.53], [-53.18, -27.18], [-53.25, -27.15], [-53.5, -27.25], [-54.03, -27.03], [-54.18, -26.68], [-54.25, -26.65], [-54.32, -26.68], [-54.47, -27.03], [-54.82, -27.18], [-54.97, -27.53], [-55.5, -27.75], [-55.75, -27.65], [-56.0, -27.75], [-56.53, -27.53], [-56.68, -27.18], [-57.03, -27.03], [-57.25, -26.5], [-57.15, -26.25], [-57.18, -26.18], [-57.53, -26.03], [-57.75, -25.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 9.167723402557954}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.619885259959552}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.212657424116344, 27.840060273984648, 26.305572410038792]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.7432330386236, 31.121101369607516, 28.13585089085126]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.084621065761365, 6.667423796768972, 5.107610917348323]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.817062008136816, 9.167723402557954, 6.0601792331683555]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5827733030301956, 2.1256751135615386, 1.6769759860418745]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9712685377475372, 2.7030857541805697, 1.8801075091946382]}}