{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:19:18.378192", "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": "2020-Mar-16_to_2020-Mar-18_307.0_-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": 2020030001854}, "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": "March 16 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 18 2020"}, "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": 166269.631221437}, "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": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "South-American-Monsoon"]}, "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": -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": 307.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "307.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 303.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 308.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -2.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-03-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.03, -3.97], [-56.68, -3.82], [-56.65, -3.75], [-56.75, 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-5.75], [-57.03, -5.53], [-57.25, -5.0], [-57.15, -4.75], [-57.25, -4.5], [-57.03, -3.97]]]]}, "2020-03-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.03, -3.97], [-56.68, -3.82], [-56.65, -3.75], [-56.75, -3.5], [-56.53, -2.97], [-56.0, -2.75], [-55.5, -2.96], [-55.0, -2.75], [-54.75, -2.85], [-54.68, -2.82], [-54.53, -2.47], [-54.18, -2.32], [-54.03, -1.97], [-53.5, -1.75], [-52.97, -1.97], [-52.75, -2.5], [-52.85, -2.75], [-52.82, -2.82], [-52.47, -2.97], [-52.32, -3.32], [-51.97, -3.47], [-51.82, -3.82], [-51.47, -3.97], [-51.25, -4.5], [-51.35, -4.75], [-51.25, -5.0], [-51.35, -5.25], [-51.25, -5.5], [-51.47, -6.03], [-52.0, -6.25], [-52.25, -6.15], [-52.32, -6.18], [-52.35, -6.25], [-52.25, -6.5], [-52.35, -6.75], [-52.25, -7.0], [-52.35, -7.25], [-52.32, -7.32], [-51.97, -7.47], [-51.75, -8.0], [-51.85, -8.25], [-51.75, -8.5], [-51.97, -9.03], [-52.5, -9.25], [-53.03, -9.03], [-53.25, -8.5], [-53.15, -8.25], [-53.18, -8.18], [-53.53, -8.03], [-53.68, 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26.86921678603659]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.297782846250755, 28.29287431807819, 27.43196414432174]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3885398096914756, 2.11716319636681, 1.9323215753693412]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.8597839666572327, 2.855053379617914, 2.5256881638383675]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5743589184034992, 2.413509298528329, 2.2356138866574526]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.057598481369432, 3.095336925998939, 3.0751698183795066]}}