{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:06:59.178571", "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-Dec-28_to_2016-Dec-30_292.0_-41.0"}, "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": 2016120002675}, "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": "December 28 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 30 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": 64326.08387355972}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.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": -41.0}, "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": 292.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "292.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 290.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 293.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -44.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -39.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-12-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.25, -42.0], [-70.03, -41.47], [-69.62, -41.3], [-69.75, -41.0], [-69.65, -40.75], [-69.75, -40.5], [-69.65, -40.25], [-69.75, -40.0], [-69.53, -39.47], [-69.0, -39.25], [-68.47, -39.47], [-68.32, -39.82], [-68.25, -39.85], [-68.0, -39.75], [-67.47, -39.97], [-67.32, -40.32], [-67.25, -40.35], [-67.0, -40.25], [-66.47, -40.47], [-66.25, -41.0], [-66.35, -41.25], [-66.25, -41.5], [-66.47, -42.03], [-66.82, -42.18], [-66.85, -42.25], [-66.75, -42.5], [-66.85, -42.75], [-66.75, -43.0], [-66.97, -43.53], [-67.32, -43.68], [-67.47, -44.03], [-67.82, -44.18], [-67.97, -44.53], [-68.5, -44.75], [-69.03, -44.53], [-69.18, -44.18], [-69.53, -44.03], [-69.75, -43.5], [-69.65, -43.25], [-69.75, -43.0], [-69.65, -42.75], [-69.68, -42.68], [-70.03, -42.53], [-70.25, -42.0]]]]}, "2016-12-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.25, -42.0], [-70.03, -41.47], [-69.62, -41.3], [-69.75, -41.0], [-69.65, -40.75], [-69.75, -40.5], [-69.65, -40.25], [-69.75, -40.0], [-69.53, -39.47], [-69.0, -39.25], [-68.47, -39.47], [-68.32, -39.82], [-68.25, -39.85], [-68.0, -39.75], [-67.47, -39.97], [-67.32, -40.32], [-67.25, -40.35], [-67.0, -40.25], [-66.47, -40.47], [-66.25, -41.0], [-66.35, -41.25], [-66.25, -41.5], [-66.47, -42.03], [-66.82, -42.18], [-66.85, -42.25], [-66.75, -42.5], [-66.85, -42.75], [-66.75, -43.0], [-66.97, -43.53], [-67.32, -43.68], [-67.47, -44.03], [-67.82, -44.18], [-67.97, -44.53], [-68.5, -44.75], [-69.03, -44.53], [-69.18, -44.18], [-69.53, -44.03], [-69.75, -43.5], [-69.65, -43.25], [-69.75, -43.0], [-69.65, -42.75], [-69.68, -42.68], [-70.03, -42.53], [-70.25, -42.0]]]]}, "2016-12-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.25, -42.0], [-70.03, -41.47], [-69.62, -41.3], [-69.75, -41.0], [-69.65, -40.75], [-69.75, -40.5], [-69.65, -40.25], [-69.75, -40.0], [-69.53, -39.47], [-69.0, -39.25], [-68.47, -39.47], [-68.32, -39.82], [-68.25, -39.85], [-68.0, -39.75], [-67.47, -39.97], [-67.32, -40.32], [-67.25, -40.35], [-67.0, -40.25], [-66.47, -40.47], [-66.25, -41.0], [-66.35, -41.25], [-66.25, -41.5], [-66.47, -42.03], [-66.82, -42.18], [-66.85, -42.25], [-66.75, -42.5], [-66.85, -42.75], [-66.75, -43.0], [-66.97, -43.53], [-67.32, -43.68], [-67.47, -44.03], [-67.82, -44.18], [-67.97, -44.53], [-68.5, -44.75], [-69.03, -44.53], [-69.18, -44.18], [-69.53, -44.03], [-69.75, -43.5], [-69.65, -43.25], [-69.75, -43.0], [-69.65, -42.75], [-69.68, -42.68], [-70.03, -42.53], [-70.25, -42.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.450767957218886}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.8117215736787475}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.217008123979497, 24.408475122711877, 23.92972304754403]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.15376559850921, 27.116378505189402, 27.20044894205995]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.202330202740119, 6.408006924110071, 5.824827594186053]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.651114171952031, 7.450767957218886, 6.551985179807275]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4689925229833014, 1.7923844539505016, 1.6548759116262501]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5755318323411365, 2.1437924616659, 1.99509549720372]}}