{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:57:22.742379", "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": "2014-Sep-16_to_2014-Sep-19_312.5_-18.5"}, "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": 2014090002176}, "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": "September 16 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 19 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 70324.12379342428}, "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.E.South-America", "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": -18.5}, "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": 312.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "312.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 311.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 314.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -20.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -15.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-09-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-47.5, -17.25], [-47.25, -17.35], [-47.0, -17.25], [-46.47, -17.47], [-46.3, -17.88], [-46.0, -17.75], [-45.47, -17.97], [-45.32, -18.32], [-44.97, -18.47], [-44.75, -19.0], [-44.96, -19.5], [-44.75, -20.0], [-44.85, -20.25], [-44.75, -20.5], [-44.97, -21.03], [-45.5, -21.25], [-45.75, -21.15], [-46.0, -21.25], [-46.25, -21.15], [-46.5, -21.25], [-47.03, -21.03], [-47.25, -20.5], [-47.04, -20.0], [-47.25, -19.5], [-47.15, -19.25], [-47.18, -19.18], [-47.25, -19.15], [-47.5, -19.25], [-48.03, -19.03], [-48.25, -18.5], [-48.15, -18.25], [-48.25, -18.0], [-48.03, -17.47], [-47.5, -17.25]]], [[[-48.0, -15.25], [-47.47, -15.47], [-47.25, -16.0], [-47.35, -16.25], [-47.25, -16.5], [-47.47, -17.03], [-48.0, -17.25], [-48.53, -17.03], [-48.75, -16.5], [-48.65, -16.25], [-48.75, -16.0], [-48.53, -15.47], [-48.0, -15.25]]]]}, "2014-09-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-49.03, -15.97], [-48.68, -15.82], [-48.53, -15.47], [-48.0, -15.25], [-47.47, -15.47], [-47.25, -16.0], [-47.35, -16.25], [-47.25, -16.5], [-47.35, -16.75], [-47.32, -16.82], [-46.97, -16.97], [-46.82, -17.32], [-46.47, -17.47], [-46.3, -17.88], [-46.0, -17.75], [-45.47, -17.97], [-45.32, -18.32], [-44.97, -18.47], [-44.75, -19.0], [-44.96, -19.5], [-44.75, -20.0], [-44.85, -20.25], [-44.75, -20.5], [-44.97, -21.03], [-45.5, -21.25], [-45.75, -21.15], [-46.0, -21.25], [-46.25, -21.15], [-46.5, -21.25], [-46.75, -21.15], [-47.0, -21.25], [-47.53, -21.03], [-47.75, -20.5], [-47.53, -19.97], [-47.12, -19.8], [-47.25, -19.5], [-47.15, -19.25], [-47.18, -19.18], [-47.25, -19.15], [-47.5, -19.25], [-47.75, -19.15], [-48.0, -19.25], [-48.53, -19.03], [-48.75, -18.5], [-48.65, -18.25], [-48.75, -18.0], [-48.65, -17.75], [-48.68, -17.68], [-49.03, -17.53], [-49.25, -17.0], [-49.15, -16.75], [-49.25, -16.5], [-49.03, -15.97]]]]}, "2014-09-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-49.03, -15.97], [-48.68, -15.82], [-48.53, -15.47], [-48.0, -15.25], [-47.47, -15.47], [-47.25, -16.0], [-47.35, -16.25], [-47.25, -16.5], [-47.35, -16.75], [-47.32, -16.82], [-46.97, -16.97], [-46.82, -17.32], [-46.47, -17.47], [-46.3, -17.88], [-46.0, -17.75], [-45.47, -17.97], [-45.32, -18.32], [-44.97, -18.47], [-44.75, -19.0], [-44.96, -19.5], [-44.75, -20.0], [-44.85, -20.25], [-44.75, -20.5], [-44.97, -21.03], [-45.5, -21.25], [-45.75, -21.15], [-46.0, -21.25], [-46.25, -21.15], [-46.5, -21.25], [-46.75, -21.15], [-47.0, -21.25], [-47.53, -21.03], [-47.75, -20.5], [-47.53, -19.97], [-47.12, -19.8], [-47.25, -19.5], [-47.15, -19.25], [-47.18, -19.18], [-47.25, -19.15], [-47.5, -19.25], [-47.75, -19.15], [-48.0, -19.25], [-48.53, -19.03], [-48.75, -18.5], [-48.65, -18.25], [-48.75, -18.0], [-48.65, -17.75], [-48.68, -17.68], [-49.03, -17.53], [-49.25, -17.0], [-49.15, -16.75], [-49.25, -16.5], [-49.03, -15.97]]]]}, "2014-09-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-49.03, -15.97], [-48.5, -15.75], [-48.25, -15.85], [-48.0, -15.75], [-47.47, -15.97], [-47.25, -16.5], [-47.35, -16.75], [-47.32, -16.82], [-46.97, -16.97], [-46.75, -17.5], [-46.85, -17.75], [-46.75, -18.0], [-46.85, -18.25], [-46.75, -18.5], [-46.93, -18.93], [-46.5, -18.75], [-45.97, -18.97], [-45.82, -19.32], [-45.75, -19.35], [-45.5, -19.25], [-44.97, -19.47], [-44.75, -20.0], [-44.85, -20.25], [-44.75, -20.5], [-44.97, -21.03], [-45.5, -21.25], [-45.75, -21.15], [-46.0, -21.25], [-46.25, -21.15], [-46.5, -21.25], [-46.75, -21.15], [-47.0, -21.25], [-47.53, -21.03], [-47.75, -20.5], [-47.53, -19.97], [-47.12, -19.8], [-47.25, -19.5], [-47.07, -19.07], [-47.5, -19.25], [-47.75, -19.15], [-48.0, -19.25], [-48.53, -19.03], [-48.75, -18.5], [-48.65, -18.25], [-48.75, -18.0], [-48.65, -17.75], [-48.68, -17.68], [-49.03, -17.53], [-49.25, -17.0], [-49.15, -16.75], [-49.25, -16.5], [-49.03, -15.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.8115860375670536}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.8952278782913656}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.97109527497713, 26.909606826266725, 26.75853146683869, 26.670440788917062]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.391842631591203, 28.33371639414412, 28.45964304472426, 28.44448941649557]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.6072110012232024, 3.0515800239290223, 2.955164403725623, 2.860953874018699]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.161777443057872, 3.8115860375670536, 3.701860323342487, 3.3353429367936656]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2826506633286174, 1.463522169325265, 1.4010921808128949, 1.340968870766475]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3869700317676175, 1.7691459546806287, 1.7450472487417839, 1.4991812502650914]}}