{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:35.045468", "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": "2015-Mar-09_to_2015-Mar-11_308.0_-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": 2015030001540}, "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": "March 09 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 11 2015"}, "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": 116246.17226037472}, "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", "N.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": 308.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "308.0\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": 311.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-03-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.75, -6.5], [-53.53, -5.97], [-53.0, -5.75], [-52.75, -5.85], [-52.5, -5.75], [-52.25, -5.85], [-52.0, -5.75], [-51.75, -5.85], [-51.5, -5.75], [-51.0, -5.96], [-50.5, -5.75], [-49.97, -5.97], [-49.75, -6.5], [-49.96, -7.0], [-49.82, -7.32], [-49.47, -7.47], [-49.32, -7.82], [-49.25, -7.85], [-49.0, -7.75], [-48.47, -7.97], [-48.25, -8.5], [-48.47, -9.03], [-48.82, -9.18], [-48.85, -9.25], [-48.75, -9.5], [-48.85, -9.75], [-48.75, -10.0], [-48.97, -10.53], [-49.5, -10.75], [-50.03, -10.53], [-50.18, -10.18], [-50.25, -10.15], [-50.32, -10.18], [-50.47, -10.53], [-51.0, -10.75], [-51.53, -10.53], [-51.75, -10.0], [-51.65, -9.75], [-51.68, -9.68], [-51.75, -9.65], [-52.0, -9.75], [-52.53, -9.53], [-52.68, -9.18], [-53.03, -9.03], [-53.25, -8.5], [-53.15, -8.25], [-53.25, -8.0], [-53.15, -7.75], [-53.25, -7.5], [-53.15, -7.25], [-53.18, -7.18], [-53.53, -7.03], [-53.75, -6.5]]]]}, "2015-03-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.75, -6.5], [-53.53, -5.97], [-53.0, -5.75], [-52.75, -5.85], [-52.5, -5.75], [-52.25, -5.85], [-52.0, -5.75], [-51.75, -5.85], [-51.5, -5.75], [-51.0, -5.96], [-50.5, -5.75], [-49.97, -5.97], [-49.75, -6.5], [-49.96, -7.0], [-49.82, -7.32], [-49.47, -7.47], [-49.32, -7.82], [-49.25, -7.85], [-49.0, -7.75], [-48.47, -7.97], [-48.25, -8.5], [-48.47, -9.03], [-48.82, -9.18], [-48.85, -9.25], [-48.75, -9.5], [-48.85, -9.75], [-48.75, -10.0], [-48.97, -10.53], [-49.5, -10.75], [-50.03, -10.53], [-50.18, -10.18], [-50.25, -10.15], [-50.32, -10.18], [-50.47, -10.53], [-51.0, -10.75], [-51.53, -10.53], [-51.75, -10.0], [-51.65, -9.75], [-51.68, -9.68], [-51.75, -9.65], [-52.0, -9.75], [-52.53, -9.53], [-52.68, -9.18], [-53.03, -9.03], [-53.25, -8.5], [-53.15, -8.25], [-53.25, -8.0], [-53.15, -7.75], [-53.25, -7.5], [-53.15, -7.25], [-53.18, -7.18], [-53.53, -7.03], [-53.75, -6.5]]]]}, "2015-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.75, -6.5], [-53.53, -5.97], [-53.0, -5.75], [-52.75, -5.85], [-52.5, -5.75], [-52.25, -5.85], [-52.0, -5.75], [-51.75, -5.85], [-51.5, -5.75], [-51.0, -5.96], [-50.5, -5.75], [-49.97, -5.97], [-49.75, -6.5], [-49.96, -7.0], [-49.82, -7.32], [-49.47, -7.47], [-49.32, -7.82], [-49.25, -7.85], [-49.0, -7.75], [-48.47, -7.97], [-48.25, -8.5], [-48.47, -9.03], [-48.82, -9.18], [-48.85, -9.25], [-48.75, -9.5], [-48.85, -9.75], [-48.75, -10.0], [-48.97, -10.53], [-49.5, -10.75], [-50.03, -10.53], [-50.18, -10.18], [-50.25, -10.15], [-50.32, -10.18], [-50.47, -10.53], [-51.0, -10.75], [-51.53, -10.53], [-51.75, -10.0], [-51.65, -9.75], [-51.68, -9.68], [-51.75, -9.65], [-52.0, -9.75], [-52.53, -9.53], [-52.68, -9.18], [-53.03, -9.03], [-53.25, -8.5], [-53.15, -8.25], [-53.25, -8.0], [-53.15, -7.75], [-53.25, -7.5], [-53.15, -7.25], [-53.18, -7.18], [-53.53, -7.03], [-53.75, -6.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.3346013861298616}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4860801222661575}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.404862342054344, 26.708571659211714, 26.38253793290994]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.987702990645687, 28.33854990319685, 27.923037966585014]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.389869649704906, 1.708323945493311, 1.3600467716002556]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7238934340794572, 2.3346013861298616, 1.7155503567696542]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6100326528539064, 1.9499374924155275, 1.5423853658439621]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1246448942482634, 2.5014984411747854, 1.8190749567504136]}}