{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:04:05.518106", "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-23_to_2015-Oct-25_287.0_-42.0"}, "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": 2015100002143}, "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 23 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 25 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": 117967.14774011339}, "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": ["Chile"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.W.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": ["South Pacific 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": -42.0}, "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": 287.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "287.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 284.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 287.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -44.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -36.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-10-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-76.15, -40.75], [-76.25, -40.5], [-76.15, -40.25], 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-44.18], [-74.53, -44.03], [-74.75, -43.5], [-74.53, -42.97], [-74.18, -42.82], [-74.07, -42.57], [-74.5, -42.75], [-74.75, -42.65], [-75.0, -42.75], [-75.53, -42.53], [-75.68, -42.18], [-76.03, -42.03], [-76.25, -41.5], [-76.15, -41.25], [-76.25, -41.0], [-76.15, -40.75]]]]}, "2015-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-76.15, -40.75], [-76.25, -40.5], [-76.15, -40.25], [-76.25, -40.0], [-76.15, -39.75], [-76.25, -39.5], [-76.15, -39.25], [-76.25, -39.0], [-76.03, -38.47], [-75.68, -38.32], [-75.53, -37.97], [-75.18, -37.82], [-75.15, -37.75], [-75.25, -37.5], [-75.03, -36.97], [-74.68, -36.82], [-74.53, -36.47], [-74.0, -36.25], [-73.75, -36.35], [-73.5, -36.25], [-72.97, -36.47], [-72.75, -37.0], [-72.85, -37.25], [-72.75, -37.5], [-72.93, -37.93], [-72.5, -37.75], [-71.97, -37.97], [-71.75, -38.5], [-71.97, -39.03], [-72.32, -39.18], [-72.47, -39.53], [-72.82, -39.68], [-72.97, -40.03], [-73.32, -40.18], [-73.35, -40.25], [-73.25, -40.5], [-73.35, -40.75], [-73.25, -41.0], [-73.35, -41.25], [-73.32, -41.32], [-73.25, -41.35], [-73.0, -41.25], [-72.47, -41.47], [-72.25, -42.0], [-72.35, -42.25], [-72.25, -42.5], [-72.35, -42.75], [-72.25, -43.0], [-72.47, -43.53], [-72.82, -43.68], [-72.85, -43.75], [-72.75, -44.0], [-72.85, -44.25], [-72.75, -44.5], [-72.97, -45.03], [-73.5, -45.25], [-74.03, -45.03], [-74.25, -44.5], [-74.15, -44.25], [-74.18, -44.18], [-74.53, -44.03], [-74.75, -43.5], [-74.53, -42.97], [-74.18, -42.82], [-74.07, -42.57], [-74.5, -42.75], [-74.75, -42.65], [-75.0, -42.75], [-75.53, -42.53], [-75.68, -42.18], [-76.03, -42.03], [-76.25, -41.5], [-76.15, -41.25], [-76.25, -41.0], [-76.15, -40.75]]]]}, "2015-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-76.15, -40.75], [-76.25, -40.5], [-76.15, -40.25], [-76.25, -40.0], [-76.15, -39.75], [-76.25, -39.5], [-76.15, -39.25], [-76.25, -39.0], [-76.03, -38.47], [-75.68, -38.32], [-75.53, -37.97], [-75.18, -37.82], [-75.15, -37.75], [-75.25, 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[-76.03, -42.03], [-76.25, -41.5], [-76.15, -41.25], [-76.25, -41.0], [-76.15, -40.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.163022946115234}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7195211627620903}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [12.829072583913671, 12.831161796087883, 12.800972252637791]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [14.178816232171016, 13.931773305572449, 13.916097088713059]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7781928519250279, 1.7412400271609783, 1.639130609200265]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.163022946115234, 2.706438360789832, 2.5686516536033537]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7968548940693132, 1.7795326142735448, 1.6757236879851931]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.466732369552744, 2.455365323918477, 2.1435173500584455]}}