{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:21:10.165093", "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-27_to_2019-Dec-31_310.5_-16.0"}, "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": 2019120002490}, "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 27 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 31 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 101035.1215261717}, "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", "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": -16.0}, "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": 310.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "310.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 306.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 312.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -17.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-12-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.15, -15.25], [-51.25, -15.0], [-51.03, -14.47], [-50.5, -14.25], [-50.25, -14.35], [-50.0, -14.25], [-49.75, -14.35], [-49.5, -14.25], [-49.25, -14.35], [-49.18, -14.32], [-49.03, -13.97], [-48.68, -13.82], [-48.53, -13.47], [-48.0, -13.25], [-47.47, -13.47], [-47.25, -14.0], [-47.35, -14.25], [-47.25, -14.5], [-47.35, -14.75], [-47.25, -15.0], [-47.35, -15.25], [-47.25, -15.5], [-47.47, -16.03], [-48.0, -16.25], [-48.25, -16.15], [-48.32, -16.18], [-48.47, -16.53], [-48.82, -16.68], [-48.97, -17.03], [-49.5, -17.25], [-49.75, -17.15], [-50.0, -17.25], [-50.53, -17.03], [-50.68, -16.68], [-51.03, -16.53], [-51.25, -16.0], [-51.15, -15.75], [-51.25, -15.5], [-51.15, -15.25]]]]}, "2019-12-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.03, -15.97], [-52.5, -15.75], [-52.0, -15.96], [-51.5, -15.75], [-51.25, -15.85], [-51.18, -15.82], [-51.15, -15.75], [-51.25, -15.5], [-51.15, -15.25], [-51.25, -15.0], [-51.03, -14.47], [-50.5, -14.25], [-50.25, -14.35], [-50.0, -14.25], [-49.75, -14.35], [-49.5, -14.25], [-49.25, 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-16.25], [-52.75, -16.35], [-52.5, -16.25], [-51.97, -16.47], [-51.75, -17.0], [-51.85, -17.25], [-51.75, -17.5], [-51.97, -18.03], [-52.5, -18.25], [-53.03, -18.03], [-53.18, -17.68], [-53.53, -17.53], [-53.75, -17.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.7047541942802127}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.571035667228308}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.869900035445312, 26.813674024327554, 27.188940349738402, 26.82106333566469, 26.44092283211802]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.176198677071284, 28.83803809526404, 28.954303503347717, 28.552395126767067, 27.290519089712177]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.5123547050954445, 2.42273491069213, 2.7747162352401245, 2.586188696926558, 2.108818080660569]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.2205915627117747, 3.373823506430199, 3.7047541942802127, 3.352516421979942, 2.5213349242819163]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6310421458915396, 1.6930055433728892, 2.0285179054990383, 1.924897370210537, 1.9385177590428289]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0994662758284504, 2.282184776701281, 2.621464521887241, 2.6649469680991578, 2.2354119828829564]}}