{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:21:09.187193", "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": "2019-Dec-23_to_2019-Dec-30_288.5_5.5"}, "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": 2019120002254}, "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 23 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 30 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 70765.86126941296}, "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": ["Colombia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "N.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": []}, "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": 5.5}, "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": 288.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "288.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 286.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 290.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 3.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 7.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-12-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.75, 5.0], [-73.53, 5.53], [-73.18, 5.68], [-73.03, 6.03], [-72.5, 6.25], [-72.0, 6.04], [-71.5, 6.25], [-70.97, 6.03], [-70.75, 5.5], [-70.85, 5.25], [-70.75, 5.0], [-70.85, 4.75], [-70.75, 4.5], [-70.85, 4.25], [-70.75, 4.0], [-70.97, 3.47], [-71.5, 3.25], [-72.03, 3.47], [-72.18, 3.82], [-72.25, 3.85], [-72.5, 3.75], [-73.03, 3.97], [-73.18, 4.32], [-73.53, 4.47], [-73.75, 5.0]]]]}, "2019-12-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.75, 5.0], [-73.53, 5.53], [-73.18, 5.68], [-73.03, 6.03], [-72.62, 6.2], [-72.75, 6.5], [-72.53, 7.03], [-72.0, 7.25], [-71.75, 7.15], [-71.5, 7.25], [-71.25, 7.15], [-71.18, 7.18], [-71.03, 7.53], [-70.5, 7.75], [-69.97, 7.53], [-69.75, 7.0], [-69.85, 6.75], [-69.75, 6.5], [-69.85, 6.25], [-69.82, 6.18], [-69.47, 6.03], [-69.25, 5.5], [-69.47, 4.97], [-70.0, 4.75], [-70.25, 4.85], [-70.32, 4.82], [-70.35, 4.75], [-70.25, 4.5], [-70.47, 3.97], [-70.82, 3.82], [-70.97, 3.47], [-71.5, 3.25], [-72.03, 3.47], [-72.18, 3.82], [-72.25, 3.85], [-72.5, 3.75], [-73.03, 3.97], [-73.18, 4.32], [-73.53, 4.47], [-73.75, 5.0]]]]}, "2019-12-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.75, 5.0], [-73.53, 5.53], [-73.18, 5.68], [-73.03, 6.03], [-72.62, 6.2], [-72.75, 6.5], [-72.53, 7.03], [-72.0, 7.25], [-71.75, 7.15], [-71.5, 7.25], [-71.25, 7.15], [-71.18, 7.18], [-71.03, 7.53], [-70.5, 7.75], [-69.97, 7.53], [-69.75, 7.0], [-69.85, 6.75], [-69.75, 6.5], [-69.85, 6.25], [-69.82, 6.18], [-69.47, 6.03], [-69.25, 5.5], [-69.47, 4.97], [-70.0, 4.75], [-70.25, 4.85], [-70.32, 4.82], [-70.35, 4.75], [-70.25, 4.5], [-70.47, 3.97], [-70.82, 3.82], [-70.97, 3.47], [-71.5, 3.25], [-72.03, 3.47], [-72.18, 3.82], [-72.25, 3.85], [-72.5, 3.75], [-73.03, 3.97], [-73.18, 4.32], [-73.53, 4.47], [-73.75, 5.0]]]]}, "2019-12-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-72.75, 6.5], [-72.53, 7.03], [-72.0, 7.25], [-71.75, 7.15], [-71.5, 7.25], [-71.25, 7.15], [-71.18, 7.18], [-71.03, 7.53], [-70.5, 7.75], [-69.97, 7.53], [-69.75, 7.0], [-69.85, 6.75], [-69.75, 6.5], [-69.85, 6.25], [-69.82, 6.18], [-69.47, 6.03], [-69.25, 5.5], [-69.47, 4.97], [-70.0, 4.75], [-70.25, 4.85], [-70.32, 4.82], [-70.35, 4.75], [-70.25, 4.5], [-70.47, 3.97], [-71.0, 3.75], [-71.53, 3.97], [-71.75, 4.5], [-71.65, 4.75], [-71.68, 4.82], [-72.03, 4.97], [-72.25, 5.5], [-72.15, 5.75], [-72.18, 5.82], [-72.53, 5.97], [-72.75, 6.5]]]]}, "2019-12-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-72.75, 6.5], [-72.53, 7.03], [-72.0, 7.25], [-71.47, 7.03], [-71.32, 6.68], [-70.97, 6.53], [-70.75, 6.0], [-70.85, 5.75], [-70.75, 5.5], [-70.97, 4.97], [-71.5, 4.75], [-72.03, 4.97], [-72.25, 5.5], [-72.15, 5.75], [-72.18, 5.82], [-72.53, 5.97], [-72.75, 6.5]]]]}, "2019-12-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-72.75, 6.5], [-72.53, 7.03], [-72.0, 7.25], [-71.47, 7.03], [-71.32, 6.68], [-70.97, 6.53], [-70.75, 6.0], [-70.85, 5.75], [-70.75, 5.5], [-70.97, 4.97], [-71.5, 4.75], [-72.03, 4.97], [-72.25, 5.5], 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1.2318198571160792, 1.1513040899679368]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6791511228556444, 1.7973261065074695, 1.7408691548122077, 1.660020192701013, 1.6502556853080061, 1.8227107375636054, 1.388879391695291, 1.2994717318272138]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.3320816378352034, 2.723831780145762, 2.5145173053548002, 2.009226388520478, 1.9971018794197972, 2.025304189483456, 1.4137033653688633, 1.2994717318272138]}}