{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:19.116494", "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-Dec-03_to_2013-Dec-05_309.0_-22.0"}, "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": 2013120001476}, "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 03 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 05 2013"}, "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": 264853.35909138084}, "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": ["S.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": -22.0}, "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": 309.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "309.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 305.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 314.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -24.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -20.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-12-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.25, -23.5], [-55.03, -22.97], [-54.68, -22.82], [-54.53, -22.47], [-54.0, -22.25], [-53.75, -22.35], [-53.68, -22.32], [-53.65, -22.25], [-53.75, -22.0], [-53.54, -21.5], [-53.75, -21.0], [-53.65, -20.75], [-53.75, -20.5], [-53.53, -19.97], [-53.0, -19.75], [-52.75, -19.85], [-52.5, -19.75], [-51.97, -19.97], [-51.82, -20.32], [-51.75, -20.35], [-51.5, -20.25], [-51.25, -20.35], [-51.0, -20.25], [-50.47, -20.47], [-50.32, -20.82], [-50.0, -20.96], [-49.5, -20.75], [-48.97, -20.97], [-48.82, -21.32], [-48.75, -21.35], [-48.5, -21.25], [-47.97, -21.47], [-47.82, -21.82], [-47.75, -21.85], [-47.5, -21.75], [-47.25, -21.85], [-47.0, -21.75], [-46.7, -21.88], [-46.53, -21.47], [-46.0, -21.25], [-45.47, -21.47], [-45.32, -21.82], [-44.97, -21.97], [-44.75, -22.5], [-44.96, -23.0], [-44.75, -23.5], [-44.97, -24.03], [-45.5, -24.25], [-45.75, -24.15], [-46.0, -24.25], [-46.25, -24.15], [-46.32, -24.18], [-46.47, -24.53], [-46.82, -24.68], [-46.97, -25.03], [-47.5, -25.25], [-48.0, -25.04], [-48.5, -25.25], [-49.03, -25.03], [-49.18, -24.68], [-49.25, -24.65], [-49.32, -24.68], [-49.47, -25.03], [-50.0, -25.25], [-50.5, -25.04], [-51.0, -25.25], [-51.53, -25.03], [-51.68, -24.68], [-51.75, -24.65], [-52.0, -24.75], [-52.25, -24.65], [-52.5, -24.75], [-53.0, -24.54], [-53.5, -24.75], [-53.75, -24.65], [-54.0, -24.75], [-54.53, -24.53], [-54.68, -24.18], [-55.03, -24.03], [-55.25, -23.5]]]]}, "2013-12-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.25, -23.5], [-55.03, -22.97], [-54.68, -22.82], [-54.53, -22.47], [-54.0, -22.25], [-53.75, -22.35], [-53.68, -22.32], [-53.65, -22.25], [-53.75, -22.0], [-53.54, -21.5], [-53.75, -21.0], [-53.65, -20.75], [-53.75, -20.5], [-53.53, -19.97], [-53.0, -19.75], [-52.75, -19.85], [-52.5, -19.75], [-51.97, -19.97], [-51.82, -20.32], [-51.75, -20.35], [-51.5, -20.25], [-51.25, -20.35], [-51.0, -20.25], [-50.47, -20.47], [-50.32, -20.82], [-50.0, -20.96], [-49.5, -20.75], [-48.97, -20.97], [-48.82, -21.32], [-48.75, -21.35], [-48.5, -21.25], [-47.97, -21.47], [-47.82, -21.82], [-47.75, -21.85], [-47.5, -21.75], [-47.25, -21.85], [-47.0, -21.75], [-46.7, -21.88], [-46.53, -21.47], [-46.0, -21.25], [-45.47, -21.47], [-45.32, -21.82], [-44.97, -21.97], [-44.75, -22.5], [-44.96, -23.0], [-44.75, -23.5], [-44.97, -24.03], [-45.5, -24.25], [-45.75, -24.15], [-46.0, -24.25], [-46.25, -24.15], [-46.32, -24.18], [-46.47, -24.53], [-46.82, -24.68], [-46.97, -25.03], [-47.5, -25.25], [-48.0, -25.04], [-48.5, -25.25], [-49.03, -25.03], [-49.18, -24.68], [-49.25, -24.65], [-49.32, -24.68], [-49.47, -25.03], [-50.0, -25.25], [-50.5, -25.04], [-51.0, -25.25], [-51.53, -25.03], [-51.68, -24.68], [-51.75, -24.65], [-52.0, -24.75], [-52.25, -24.65], [-52.5, -24.75], [-53.0, -24.54], [-53.5, -24.75], [-53.75, -24.65], [-54.0, -24.75], [-54.53, -24.53], [-54.68, -24.18], [-55.03, -24.03], [-55.25, -23.5]]]]}, "2013-12-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.25, -23.5], [-55.03, -22.97], [-54.68, -22.82], [-54.53, -22.47], [-54.0, -22.25], [-53.75, -22.35], [-53.68, -22.32], [-53.65, -22.25], [-53.75, -22.0], [-53.54, -21.5], [-53.75, -21.0], [-53.65, -20.75], [-53.75, -20.5], [-53.53, -19.97], [-53.0, -19.75], [-52.75, -19.85], [-52.5, -19.75], [-51.97, -19.97], [-51.82, -20.32], [-51.75, -20.35], [-51.5, -20.25], [-51.25, -20.35], [-51.0, -20.25], [-50.47, -20.47], [-50.32, -20.82], [-50.0, -20.96], [-49.5, -20.75], [-48.97, -20.97], [-48.82, -21.32], [-48.75, -21.35], [-48.5, -21.25], [-47.97, -21.47], [-47.82, -21.82], [-47.75, -21.85], [-47.5, -21.75], [-47.25, -21.85], [-47.0, -21.75], [-46.7, -21.88], [-46.53, -21.47], [-46.0, -21.25], [-45.47, -21.47], [-45.32, -21.82], [-44.97, -21.97], [-44.75, -22.5], [-44.96, -23.0], [-44.75, -23.5], [-44.97, -24.03], [-45.5, -24.25], [-45.75, -24.15], [-46.0, -24.25], [-46.25, -24.15], [-46.32, -24.18], [-46.47, -24.53], [-46.82, -24.68], [-46.97, -25.03], [-47.5, -25.25], [-48.0, -25.04], [-48.5, -25.25], [-49.03, -25.03], [-49.18, -24.68], [-49.25, -24.65], [-49.32, -24.68], [-49.47, -25.03], [-50.0, -25.25], [-50.5, -25.04], [-51.0, -25.25], [-51.53, -25.03], [-51.68, -24.68], [-51.75, -24.65], [-52.0, -24.75], [-52.25, -24.65], [-52.5, -24.75], [-53.0, -24.54], [-53.5, -24.75], [-53.75, -24.65], [-54.0, -24.75], [-54.53, -24.53], [-54.68, -24.18], [-55.03, -24.03], [-55.25, -23.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.72227074218722}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.5461042815302766}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.247208146961498, 27.759069438578535, 28.157561924517438]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.570506183392865, 30.666644884403638, 31.673110097065717]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.087712392020619, 3.606012407129405, 3.944588045440805]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.003177635025736, 5.3164433881268, 5.72227074218722]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8409094917247333, 2.192070934573635, 2.390431977627253]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.4802282387724657, 2.9979787447889743, 3.487596616012041]}}