{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:09:56.120820", "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-Jan-05_to_2018-Jan-07_119.5_-24.5"}, "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": 2018010001492}, "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": "January 05 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 07 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": 50694.457978157996}, "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": ["Australia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["C.Australia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Australia"]}, "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": -24.5}, "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": 119.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "119.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 117.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 121.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -25.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -23.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-01-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, -24.5], [117.47, -23.97], [118.0, -23.75], [118.43, -23.93], [118.25, -23.5], [118.47, -22.97], [119.0, -22.75], [119.25, -22.85], [119.5, -22.75], [120.03, -22.97], [120.18, -23.32], [120.25, -23.35], [120.32, -23.32], [120.47, -22.97], [121.0, -22.75], [121.53, -22.97], [121.68, -23.32], [122.03, -23.47], [122.25, -24.0], [122.03, -24.53], [121.5, -24.75], [121.25, -24.65], [121.18, -24.68], [121.15, -24.75], [121.25, -25.0], [121.03, -25.53], [120.5, -25.75], [120.25, -25.65], [120.0, -25.75], [119.75, -25.65], [119.5, -25.75], [119.25, -25.65], [119.0, -25.75], [118.75, -25.65], [118.5, -25.75], [117.97, -25.53], [117.82, -25.18], [117.47, -25.03], [117.25, -24.5]]]]}, "2018-01-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, -24.5], [117.47, -23.97], [118.0, -23.75], [118.43, -23.93], [118.25, -23.5], [118.47, -22.97], [119.0, -22.75], [119.25, -22.85], [119.5, -22.75], [120.03, -22.97], [120.18, -23.32], [120.25, -23.35], [120.32, -23.32], [120.47, -22.97], [121.0, -22.75], [121.53, -22.97], [121.68, -23.32], [122.03, -23.47], [122.25, -24.0], [122.03, -24.53], [121.5, -24.75], [121.25, -24.65], [121.18, -24.68], [121.15, -24.75], [121.25, -25.0], [121.03, -25.53], [120.5, -25.75], [120.25, -25.65], [120.0, -25.75], [119.75, -25.65], [119.5, -25.75], [119.25, -25.65], [119.0, -25.75], [118.75, -25.65], [118.5, -25.75], [117.97, -25.53], [117.82, -25.18], [117.47, -25.03], [117.25, -24.5]]]]}, "2018-01-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, -24.5], [117.47, -23.97], [118.0, -23.75], [118.43, -23.93], [118.25, -23.5], [118.47, -22.97], [119.0, -22.75], [119.25, -22.85], [119.5, -22.75], [120.03, -22.97], [120.18, -23.32], [120.25, -23.35], [120.32, -23.32], [120.47, -22.97], [121.0, -22.75], [121.53, -22.97], [121.68, -23.32], [122.03, -23.47], [122.25, -24.0], [122.03, -24.53], [121.5, -24.75], [121.25, -24.65], [121.18, -24.68], [121.15, -24.75], [121.25, -25.0], [121.03, -25.53], [120.5, -25.75], [120.25, -25.65], [120.0, -25.75], [119.75, -25.65], [119.5, -25.75], [119.25, -25.65], [119.0, -25.75], [118.75, -25.65], [118.5, -25.75], [117.97, -25.53], [117.82, -25.18], [117.47, -25.03], [117.25, -24.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.481795619777529}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.397287545372082}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [37.214378965846834, 36.571264062657974, 36.95654125462926]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [37.902724279660845, 37.4700157023766, 37.63376364964921]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.616547372720352, 4.072355873185065, 4.50295939021083]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.382405651428996, 4.419689570624428, 5.481795619777529]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2746697754312355, 1.084105781963896, 1.1798984044998932]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.439588494851338, 1.2116027801567053, 1.440283786369402]}}