{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:10:14.590990", "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": "2018-Feb-06_to_2018-Feb-08_305.5_-4.5"}, "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": 2018020001512}, "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": "February 06 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 08 2018"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 61617.82397610039}, "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.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": -4.5}, "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": 305.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "305.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 304.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 307.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -2.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.0, -3.75], [-54.75, -3.85], [-54.68, -3.82], [-54.65, -3.75], [-54.75, -3.5], [-54.53, -2.97], [-54.18, -2.82], [-54.03, -2.47], [-53.5, -2.25], [-52.97, -2.47], [-52.75, -3.0], [-52.87, -3.3], [-52.75, -3.35], [-52.5, -3.25], [-51.97, -3.47], [-51.75, -4.0], [-51.97, -4.53], [-52.32, -4.68], [-52.35, -4.75], [-52.25, -5.0], [-52.47, -5.53], [-52.82, -5.68], [-52.85, -5.75], [-52.75, -6.0], [-52.97, -6.53], [-53.5, -6.75], [-54.03, -6.53], [-54.18, -6.18], [-54.53, -6.03], [-54.68, -5.68], [-54.75, -5.65], [-55.0, -5.75], [-55.25, -5.65], [-55.5, -5.75], [-56.03, -5.53], [-56.25, -5.0], [-56.03, -4.47], [-55.68, -4.32], [-55.53, -3.97], [-55.0, -3.75]]]]}, "2018-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.0, -3.75], [-54.75, -3.85], [-54.68, -3.82], [-54.65, -3.75], [-54.75, -3.5], [-54.53, -2.97], [-54.18, -2.82], [-54.03, -2.47], [-53.5, -2.25], [-52.97, -2.47], [-52.75, -3.0], [-52.87, -3.3], [-52.75, -3.35], [-52.5, -3.25], [-51.97, -3.47], [-51.75, -4.0], [-51.97, -4.53], [-52.32, -4.68], [-52.35, -4.75], [-52.25, -5.0], [-52.47, -5.53], [-52.82, -5.68], [-52.85, -5.75], [-52.75, -6.0], [-52.97, -6.53], [-53.5, -6.75], [-54.03, -6.53], [-54.18, -6.18], [-54.53, -6.03], [-54.68, -5.68], [-54.75, -5.65], [-55.0, -5.75], [-55.25, -5.65], [-55.5, -5.75], [-56.03, -5.53], [-56.25, -5.0], [-56.03, -4.47], [-55.68, -4.32], [-55.53, -3.97], [-55.0, -3.75]]]]}, "2018-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.0, -3.75], [-54.75, -3.85], [-54.68, -3.82], [-54.65, -3.75], [-54.75, -3.5], [-54.53, -2.97], [-54.18, -2.82], [-54.03, -2.47], [-53.5, -2.25], [-52.97, -2.47], [-52.75, -3.0], [-52.87, -3.3], [-52.75, -3.35], [-52.5, -3.25], [-51.97, -3.47], [-51.75, -4.0], [-51.97, -4.53], [-52.32, -4.68], [-52.35, -4.75], [-52.25, -5.0], [-52.47, -5.53], [-52.82, -5.68], [-52.85, -5.75], [-52.75, -6.0], [-52.97, -6.53], [-53.5, -6.75], [-54.03, -6.53], [-54.18, -6.18], [-54.53, -6.03], [-54.68, -5.68], [-54.75, -5.65], [-55.0, -5.75], [-55.25, -5.65], [-55.5, -5.75], [-56.03, -5.53], [-56.25, -5.0], [-56.03, -4.47], [-55.68, -4.32], [-55.53, -3.97], [-55.0, -3.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.5437819149476013}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.7816321769269374}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.520502740563984, 26.86971634055294, 26.90695935144072]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.905813515133957, 27.499783079708834, 27.348093005848682]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5440272929391625, 1.880760295372977, 1.9201089424686728]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.741388567763579, 2.5437819149476013, 2.2846525989402835]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.464965941741856, 1.752105573100638, 1.77324318575153]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.776183282229975, 2.2763218191870087, 2.044778681551555]}}