{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:36:52.465614", "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": "2023-Oct-31_to_2023-Nov-03_114.5_-27.5"}, "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": 2023100002274}, "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": "October 31 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 03 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 54667.90461755384}, "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": ["Indian Ocean"]}, "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": -27.5}, "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": 114.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "114.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 113.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 117.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -29.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -25.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-10-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.75, -26.0], [112.97, -25.47], [113.5, -25.25], [114.03, -25.47], [114.18, -25.82], [114.53, -25.97], [114.75, -26.5], [114.65, -26.75], [114.68, -26.82], [114.75, -26.85], [115.0, -26.75], [115.53, -26.97], [115.75, -27.5], [115.65, -27.75], [115.75, -28.0], [115.53, -28.53], [115.0, -28.75], [114.47, -28.53], [114.32, -28.18], [113.97, -28.03], [113.82, -27.68], [113.47, -27.53], [113.25, -27.0], [113.35, -26.75], [113.32, -26.68], [112.97, -26.53], [112.75, -26.0]]]]}, "2023-11-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.75, -26.0], [112.97, -25.47], [113.5, -25.25], [114.03, -25.47], [114.18, -25.82], [114.53, -25.97], [114.75, -26.5], [114.65, -26.75], [114.68, -26.82], [114.75, -26.85], [114.82, -26.82], [114.97, -26.47], [115.5, -26.25], [115.75, -26.35], [116.0, -26.25], [116.53, -26.47], [116.75, -27.0], [116.65, -27.25], [116.68, -27.32], [117.03, -27.47], [117.25, -28.0], [117.15, -28.25], [117.18, -28.32], [117.53, -28.47], [117.75, -29.0], [117.53, -29.53], [117.0, -29.75], [116.75, -29.65], [116.5, -29.75], [116.0, -29.54], [115.5, -29.75], [114.97, -29.53], [114.82, -29.18], [114.47, -29.03], [114.25, -28.5], [114.35, -28.25], [114.32, -28.18], [113.97, -28.03], [113.82, -27.68], [113.47, -27.53], [113.25, -27.0], [113.35, -26.75], [113.32, -26.68], [112.97, -26.53], [112.75, -26.0]]]]}, "2023-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.75, -26.0], [112.97, -25.47], [113.5, -25.25], [114.03, -25.47], [114.18, -25.82], [114.53, -25.97], [114.75, -26.5], [114.65, -26.75], [114.68, -26.82], [114.75, -26.85], [114.82, -26.82], [114.97, -26.47], [115.5, -26.25], [115.75, -26.35], [116.0, -26.25], [116.53, -26.47], [116.75, -27.0], [116.65, -27.25], [116.68, -27.32], [117.03, -27.47], [117.25, -28.0], [117.15, -28.25], [117.18, -28.32], [117.53, -28.47], [117.75, -29.0], [117.53, -29.53], [117.0, -29.75], [116.75, -29.65], [116.5, -29.75], [116.0, -29.54], [115.5, -29.75], [114.97, -29.53], [114.82, -29.18], [114.47, -29.03], [114.25, -28.5], [114.35, -28.25], [114.32, -28.18], [113.97, -28.03], [113.82, -27.68], [113.47, -27.53], [113.25, -27.0], [113.35, -26.75], [113.32, -26.68], [112.97, -26.53], [112.75, -26.0]]]]}, "2023-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.75, -27.5], [113.97, -26.97], [114.5, -26.75], [114.75, -26.85], [114.82, -26.82], [114.97, -26.47], [115.5, -26.25], [115.75, -26.35], [116.0, -26.25], [116.53, -26.47], [116.75, -27.0], [116.65, -27.25], [116.68, -27.32], [117.03, -27.47], [117.25, -28.0], [117.15, -28.25], [117.18, -28.32], [117.53, -28.47], [117.75, -29.0], [117.53, -29.53], [117.0, -29.75], [116.75, -29.65], [116.5, -29.75], [116.0, -29.54], [115.5, -29.75], [114.97, -29.53], [114.82, -29.18], [114.47, -29.03], [114.25, -28.5], [114.35, -28.25], [114.32, -28.18], [113.97, -28.03], [113.75, -27.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 10.407518745771426}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.534682083822038}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.52308093475466, 27.360324683872477, 30.238208849062232, 29.748073694555103]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.944685950514042, 29.412990108084045, 32.214952847862094, 31.7143101062116]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.154739373224601, 5.229513315756867, 7.98060727815182, 7.209066068427476]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.006609350256724, 6.094267976440733, 10.407518745771426, 9.355247831031932]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5206764688278696, 1.5513496190083707, 2.3016998278508476, 1.9167194867347903]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5765162769914978, 1.7611539809101933, 3.1718124013162194, 2.407571019462442]}}