{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:52:33.852428", "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": "2013-Jan-24_to_2013-Jan-27_288.5_-8.5"}, "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": 2013010002287}, "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": "January 24 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 27 2013"}, "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": 200961.5545534019}, "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", "Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.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": -8.5}, "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": 285.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 292.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -13.25}, "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": {"2013-01-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.53, -10.97], [-74.18, -10.82], [-74.15, -10.75], [-74.25, -10.5], [-74.15, -10.25], [-74.25, -10.0], [-74.03, -9.47], [-73.5, -9.25], [-73.25, -9.35], [-73.18, -9.32], [-73.15, -9.25], [-73.25, -9.0], [-73.15, -8.75], [-73.18, -8.68], [-73.53, -8.53], [-73.75, -8.0], [-73.65, -7.75], [-73.75, -7.5], [-73.53, -6.97], [-73.0, -6.75], [-72.5, -6.96], [-72.0, -6.75], [-71.47, -6.97], [-71.32, -7.32], [-71.25, -7.35], [-71.0, -7.25], [-70.47, -7.47], [-70.32, -7.82], [-69.97, -7.97], [-69.82, -8.32], [-69.75, -8.35], [-69.5, -8.25], [-69.25, -8.35], [-69.18, -8.32], [-69.03, -7.97], [-68.5, -7.75], [-67.97, -7.97], [-67.82, -8.32], [-67.47, -8.47], [-67.25, -9.0], [-67.47, -9.53], [-67.82, -9.68], [-67.96, -10.0], [-67.75, -10.5], [-67.97, -11.03], [-68.5, -11.25], [-68.75, -11.15], [-69.0, -11.25], [-69.25, -11.15], [-69.32, -11.18], [-69.47, -11.53], [-70.0, -11.75], [-70.25, -11.65], [-70.5, -11.75], [-70.75, -11.65], [-71.0, -11.75], [-71.25, -11.65], [-71.5, -11.75], [-71.93, -11.57], [-71.75, -12.0], [-71.85, -12.25], [-71.75, -12.5], [-71.97, -13.03], [-72.5, -13.25], [-72.8, -13.12], [-72.97, -13.53], [-73.5, -13.75], [-74.03, -13.53], [-74.25, -13.0], [-74.12, -12.7], [-74.53, -12.53], [-74.75, -12.0], [-74.65, -11.75], [-74.75, -11.5], [-74.53, -10.97]], [[-72.18, -11.18], [-72.3, -11.12], [-72.35, -11.25], [-72.32, -11.32], [-72.07, -11.43], [-72.18, -11.18]]]]}, "2013-01-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.65, -11.75], [-74.75, -11.5], [-74.53, -10.97], [-74.18, -10.82], [-74.15, -10.75], [-74.25, -10.5], [-74.15, -10.25], [-74.25, -10.0], [-74.03, -9.47], [-73.5, -9.25], [-73.25, -9.35], [-73.18, -9.32], [-73.15, -9.25], [-73.25, -9.0], [-73.15, -8.75], [-73.18, -8.68], [-73.53, -8.53], [-73.75, -8.0], [-73.65, -7.75], [-73.75, -7.5], [-73.53, -6.97], [-73.0, -6.75], [-72.5, -6.96], [-72.0, -6.75], [-71.47, -6.97], [-71.32, -7.32], [-71.25, -7.35], [-71.0, -7.25], [-70.47, -7.47], [-70.32, -7.82], [-69.97, -7.97], [-69.82, -8.32], [-69.75, -8.35], [-69.5, -8.25], [-69.25, -8.35], [-69.18, -8.32], [-69.03, -7.97], [-68.5, -7.75], [-67.97, -7.97], [-67.82, -8.32], [-67.47, -8.47], [-67.25, -9.0], [-67.47, -9.53], [-67.82, -9.68], [-67.96, -10.0], [-67.75, -10.5], [-67.97, -11.03], [-68.5, -11.25], [-68.75, -11.15], [-69.0, -11.25], [-69.25, -11.15], [-69.32, -11.18], [-69.47, -11.53], [-70.0, -11.75], [-70.25, -11.65], [-70.5, -11.75], [-70.75, -11.65], [-71.0, -11.75], [-71.25, -11.65], [-71.5, -11.75], [-71.93, -11.57], [-71.75, -12.0], [-71.85, -12.25], [-71.75, -12.5], [-71.97, -13.03], [-72.5, -13.25], [-72.8, -13.12], [-72.97, -13.53], [-73.5, -13.75], [-74.03, -13.53], [-74.18, -13.18], [-74.53, -13.03], [-74.75, -12.5], [-74.65, -12.25], [-74.75, -12.0], [-74.65, -11.75]], [[-72.32, -11.32], [-72.07, -11.43], [-72.18, -11.18], [-72.3, -11.12], [-72.35, -11.25], [-72.32, -11.32]]]]}, "2013-01-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.65, -11.75], [-74.75, -11.5], [-74.53, -10.97], [-74.18, -10.82], [-74.15, -10.75], [-74.25, -10.5], [-74.15, -10.25], [-74.25, -10.0], [-74.03, -9.47], [-73.5, -9.25], [-73.25, -9.35], [-73.18, -9.32], [-73.15, -9.25], [-73.25, -9.0], [-73.15, -8.75], [-73.18, -8.68], [-73.53, -8.53], [-73.75, -8.0], [-73.65, -7.75], [-73.75, -7.5], [-73.53, -6.97], [-73.0, -6.75], [-72.5, -6.96], [-72.0, -6.75], [-71.47, -6.97], [-71.32, -7.32], [-71.25, -7.35], [-71.0, -7.25], [-70.47, -7.47], [-70.32, -7.82], [-69.97, -7.97], [-69.82, -8.32], [-69.75, -8.35], [-69.5, -8.25], [-69.25, -8.35], [-69.18, -8.32], [-69.03, -7.97], [-68.5, -7.75], [-67.97, -7.97], [-67.82, -8.32], [-67.47, -8.47], [-67.25, -9.0], [-67.47, -9.53], [-67.82, -9.68], [-67.96, -10.0], [-67.75, -10.5], [-67.97, -11.03], [-68.5, -11.25], [-68.75, -11.15], [-69.0, -11.25], [-69.25, -11.15], [-69.32, -11.18], [-69.47, -11.53], [-70.0, -11.75], [-70.25, -11.65], [-70.5, -11.75], [-70.75, -11.65], [-71.0, -11.75], [-71.25, -11.65], [-71.5, -11.75], [-71.93, -11.57], [-71.75, -12.0], [-71.85, -12.25], [-71.75, -12.5], [-71.97, -13.03], [-72.5, -13.25], [-72.8, -13.12], [-72.97, -13.53], [-73.5, -13.75], [-74.03, -13.53], [-74.18, -13.18], [-74.53, -13.03], [-74.75, -12.5], [-74.65, -12.25], [-74.75, -12.0], [-74.65, -11.75]], [[-72.32, -11.32], [-72.07, -11.43], [-72.18, -11.18], [-72.3, -11.12], [-72.35, -11.25], [-72.32, -11.32]]]]}, "2013-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.53, -11.47], [-74.0, -11.25], [-73.47, -11.47], [-73.25, -12.0], [-73.35, -12.25], [-73.25, -12.5], [-73.47, -13.03], [-74.0, -13.25], [-74.53, -13.03], [-74.75, -12.5], [-74.65, -12.25], [-74.75, -12.0], [-74.53, -11.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.856861979441703}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.0266398707823314}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.524235226276858, 27.065979127053936, 26.741436519239016, 21.52736556237147]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.54224931596633, 28.148079224247624, 28.513902104397232, 24.32781378178521]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7388066573699374, 2.367319942961874, 1.9869562023866338, 1.4483379818182414]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.2761250518682914, 2.824997550828243, 2.856861979441703, 1.7036409500479976]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6556593595352784, 2.2822439135567127, 1.9060940186296969, 1.5996959064714535]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1539095906262626, 2.7505608841957203, 2.8495915885272516, 1.9889194592801778]}}