{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:33.175052", "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-Jul-26_to_2015-Jul-30_307.5_-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": 2015070002888}, "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 26 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 30 2015"}, "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": 73075.16611207178}, "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": ["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": 307.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "307.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 306.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 309.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -11.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -8.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-07-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-50.5, -8.75], [-49.97, -8.97], [-49.75, -9.5], [-49.97, -10.03], [-50.5, -10.25], [-51.03, -10.03], [-51.25, -9.5], [-51.03, -8.97], [-50.5, -8.75]]]]}, "2015-07-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.03, -10.53], [-54.25, -10.0], [-54.03, -9.47], [-53.5, -9.25], [-53.0, -9.46], [-52.68, -9.32], [-52.62, -9.2], [-53.03, -9.03], [-53.25, -8.5], [-53.03, -7.97], [-52.5, -7.75], [-52.25, -7.85], [-52.0, -7.75], [-51.47, -7.97], [-51.32, -8.32], [-50.97, -8.47], [-50.82, -8.82], [-50.75, -8.85], [-50.5, -8.75], [-49.97, -8.97], [-49.75, -9.5], [-49.85, -9.75], [-49.75, -10.0], [-49.85, -10.25], [-49.75, -10.5], [-49.96, -11.0], [-49.75, -11.5], [-49.97, -12.03], [-50.5, -12.25], [-51.03, -12.03], [-51.18, -11.68], [-51.5, -11.54], [-52.0, -11.75], [-52.53, -11.53], [-52.68, -11.18], [-53.03, -11.03], [-53.2, -10.62], [-53.5, -10.75], [-54.03, -10.53]]]]}, "2015-07-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.03, -10.53], [-54.25, -10.0], [-54.03, -9.47], [-53.5, -9.25], [-53.25, -9.35], [-53.0, -9.25], [-53.53, -9.03], [-53.75, -8.5], [-53.53, -7.97], [-53.0, -7.75], [-52.75, -7.85], [-52.5, -7.75], [-52.25, -7.85], [-52.0, -7.75], [-51.47, -7.97], [-51.32, -8.32], [-50.97, -8.47], [-50.82, -8.82], [-50.75, -8.85], [-50.5, -8.75], [-49.97, -8.97], [-49.75, -9.5], [-49.85, -9.75], [-49.75, -10.0], [-49.85, -10.25], [-49.75, -10.5], [-49.96, -11.0], [-49.75, -11.5], [-49.97, -12.03], [-50.5, -12.25], [-51.03, -12.03], [-51.18, -11.68], [-51.5, -11.54], [-52.0, -11.75], [-52.53, -11.53], [-52.68, -11.18], [-53.03, -11.03], [-53.18, -10.68], [-53.25, -10.65], [-53.5, -10.75], [-54.03, -10.53]], [[-52.75, -9.35], [-52.68, -9.32], [-52.65, -9.25], [-52.68, -9.18], [-52.75, -9.15], [-53.0, -9.25], [-52.75, -9.35]]]]}, "2015-07-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.03, -10.53], [-54.25, -10.0], [-54.03, -9.47], [-53.5, -9.25], [-53.25, -9.35], [-53.0, -9.25], [-53.53, -9.03], [-53.75, -8.5], [-53.53, -7.97], [-53.0, -7.75], [-52.75, -7.85], [-52.5, -7.75], [-52.25, -7.85], [-52.0, -7.75], [-51.47, -7.97], [-51.32, -8.32], [-50.97, -8.47], [-50.82, -8.82], [-50.47, -8.97], [-50.32, -9.32], [-49.97, -9.47], [-49.75, -10.0], [-49.85, -10.25], [-49.75, -10.5], [-49.96, -11.0], [-49.75, -11.5], [-49.97, -12.03], [-50.5, -12.25], [-51.03, -12.03], [-51.18, -11.68], [-51.5, -11.54], [-52.0, -11.75], [-52.53, -11.53], [-52.68, -11.18], [-53.03, -11.03], [-53.18, -10.68], [-53.25, -10.65], [-53.5, -10.75], [-54.03, -10.53]], [[-52.75, -9.35], [-52.68, -9.32], [-52.65, -9.25], [-52.68, -9.18], [-52.75, -9.15], [-53.0, -9.25], [-52.75, -9.35]]]]}, "2015-07-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.03, -10.53], [-54.25, -10.0], [-54.03, -9.47], [-53.5, -9.25], [-53.25, -9.35], [-53.0, -9.25], [-53.53, -9.03], [-53.75, -8.5], [-53.53, -7.97], [-53.0, -7.75], [-52.75, -7.85], [-52.5, -7.75], [-52.25, -7.85], [-52.0, -7.75], [-51.47, -7.97], [-51.25, -8.5], [-51.35, -8.75], [-51.32, -8.82], [-50.97, -8.97], [-50.75, -9.5], [-50.97, -10.03], [-51.5, -10.25], [-52.03, -10.03], [-52.18, -9.68], [-52.43, -9.57], [-52.25, -10.0], [-52.47, -10.53], [-53.0, -10.75], [-53.25, -10.65], [-53.5, -10.75], [-54.03, -10.53]], [[-52.57, -9.43], [-52.68, -9.18], [-52.75, -9.15], [-53.0, -9.25], [-52.57, -9.43]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7193055488089612}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5898670089251987}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.1315807406599, 27.943584556425947, 28.12826916952605, 27.874541911278982, 27.22258641598495]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.1315807406599, 29.363360368380086, 29.591473871493577, 29.62734286815231, 27.56267015792264]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2495772319492175, 1.5690846459686116, 1.7801860511766872, 1.5361428314603145, 1.2248267898853311]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2495772319492175, 2.297429263851484, 2.7193055488089612, 1.906814366517608, 1.3245573490237348]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3533713122315043, 1.716057355265533, 1.969406696579253, 1.6734908202174312, 1.4432125693308522]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3533713122315043, 2.3828950020383215, 2.8715815968974585, 2.050359632845747, 1.6198408209974238]}}