{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:47:59.529197", "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": "2011-Jul-04_to_2011-Jul-08_320.0_-15.5"}, "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": 2011070001961}, "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": "July 04 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 08 2011"}, "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": 56510.9913016084}, "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"]}, "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": -15.5}, "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": 320.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "320.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 317.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 320.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -17.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -14.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-40.53, -14.47], [-40.0, -14.25], [-39.75, -14.35], [-39.5, -14.25], [-38.97, -14.47], [-38.75, -15.0], [-38.85, -15.25], [-38.75, -15.5], [-38.97, -16.03], [-39.37, -16.2], [-39.25, -16.5], [-39.47, -17.03], [-40.0, -17.25], [-40.53, -17.03], [-40.75, -16.5], [-40.54, -16.0], [-40.75, -15.5], [-40.65, -15.25], [-40.75, -15.0], [-40.53, -14.47]]]]}, "2011-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.5, -15.75], [-41.25, -15.85], [-41.0, -15.75], [-40.75, -15.85], [-40.62, -15.8], [-40.75, -15.5], [-40.65, -15.25], [-40.75, -15.0], [-40.53, -14.47], [-40.0, -14.25], [-39.75, -14.35], [-39.5, -14.25], [-38.97, -14.47], [-38.75, -15.0], [-38.85, -15.25], [-38.75, -15.5], [-38.97, -16.03], [-39.37, -16.2], [-39.25, -16.5], [-39.47, -17.03], [-40.0, -17.25], [-40.25, -17.15], [-40.5, -17.25], [-40.75, -17.15], [-41.0, -17.25], [-41.25, -17.15], [-41.32, -17.18], [-41.47, -17.53], [-42.0, -17.75], [-42.53, -17.53], [-42.75, -17.0], [-42.53, -16.47], [-42.18, -16.32], [-42.03, -15.97], [-41.5, -15.75]]]]}, "2011-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.53, -14.97], [-42.18, -14.82], [-42.03, -14.47], [-41.5, -14.25], [-41.2, -14.38], [-41.03, -13.97], [-40.5, -13.75], [-39.97, -13.97], [-39.82, -14.32], [-39.75, -14.35], [-39.5, -14.25], [-38.97, -14.47], [-38.75, -15.0], [-38.85, -15.25], [-38.75, -15.5], [-38.97, -16.03], [-39.32, -16.18], [-39.35, -16.25], [-39.25, -16.5], [-39.47, -17.03], [-40.0, -17.25], [-40.25, -17.15], [-40.5, -17.25], [-40.75, -17.15], [-41.0, -17.25], [-41.25, -17.15], [-41.32, -17.18], [-41.47, -17.53], [-42.0, -17.75], [-42.53, -17.53], [-42.75, -17.0], [-42.54, -16.5], [-42.75, -16.0], [-42.65, -15.75], [-42.75, -15.5], [-42.53, -14.97]]]]}, "2011-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.53, -14.97], [-42.18, -14.82], [-42.03, -14.47], [-41.5, -14.25], [-41.2, -14.38], [-41.03, -13.97], [-40.5, -13.75], [-39.97, -13.97], [-39.82, -14.32], [-39.75, -14.35], [-39.5, -14.25], [-38.97, -14.47], [-38.75, -15.0], [-38.85, -15.25], [-38.75, -15.5], [-38.97, -16.03], [-39.32, -16.18], [-39.35, -16.25], [-39.25, -16.5], [-39.47, -17.03], [-40.0, -17.25], [-40.25, -17.15], [-40.5, -17.25], [-40.75, -17.15], [-41.0, -17.25], [-41.25, -17.15], [-41.32, -17.18], [-41.47, -17.53], [-42.0, -17.75], [-42.53, -17.53], [-42.75, -17.0], [-42.54, -16.5], [-42.75, -16.0], [-42.65, -15.75], [-42.75, -15.5], [-42.53, -14.97]]]]}, "2011-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.53, -14.97], [-42.18, -14.82], [-42.03, -14.47], [-41.5, -14.25], [-41.2, -14.38], [-41.03, -13.97], [-40.5, -13.75], [-39.97, -13.97], [-39.75, -14.5], [-39.87, -14.8], [-39.47, -14.97], [-39.25, -15.5], [-39.35, -15.75], [-39.25, -16.0], [-39.47, -16.53], [-39.82, -16.68], [-39.97, -17.03], [-40.5, -17.25], [-40.75, -17.15], [-41.0, -17.25], [-41.53, -17.03], [-41.68, -16.68], [-41.75, -16.65], [-42.0, -16.75], [-42.53, -16.53], [-42.75, -16.0], [-42.65, -15.75], [-42.75, -15.5], [-42.53, -14.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.975507711514865}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8059249669170256}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.542439829164607, 22.391142830937838, 22.29247968288854, 22.4666222475592, 21.486542594381433]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [22.904132497337514, 22.991712267362914, 23.83522720036933, 23.934117720963002, 22.959586593873723]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.37427930497837, 1.4222904955927587, 1.9366656855854911, 2.153477165528814, 1.5384921302467836]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5535024145556235, 1.6978344072089726, 2.3086879571304735, 2.975507711514865, 1.847155837809737]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3832485021650727, 1.3197734961482324, 1.684963984442067, 1.8201029343537287, 1.2992811649177627]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7038139312506893, 1.5516095004842292, 2.153061802583824, 2.4279700855371655, 1.6413416922466035]}}