{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:35:28.463790", "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-May-29_to_2023-May-31_121.0_-31.0"}, "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": 2023050002612}, "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": "May 29 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 31 2023"}, "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": 64025.76290989633}, "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", "S.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": -31.0}, "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": 121.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "121.0\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": 122.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -31.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -28.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-05-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, -29.0], [117.47, -28.47], [118.0, -28.25], [118.53, -28.47], [118.68, -28.82], [118.75, -28.85], [119.0, -28.75], [119.25, -28.85], [119.5, -28.75], [119.75, -28.85], [120.0, -28.75], [120.53, -28.97], [120.68, -29.32], [120.75, -29.35], [121.0, -29.25], [121.25, -29.35], [121.5, -29.25], [122.03, -29.47], [122.18, -29.82], [122.25, -29.85], [122.5, -29.75], [123.03, -29.97], [123.25, -30.5], [123.15, -30.75], [123.25, -31.0], [123.15, -31.25], [123.25, -31.5], [123.03, -32.03], [122.5, -32.25], [122.25, -32.15], [122.0, -32.25], [121.47, -32.03], [121.32, -31.68], [121.25, -31.65], [121.0, -31.75], [120.75, -31.65], [120.5, -31.75], [119.97, -31.53], [119.82, -31.18], [119.47, -31.03], [119.32, -30.68], [119.25, -30.65], [119.0, -30.75], [118.47, -30.53], [118.32, -30.18], [117.97, -30.03], [117.82, -29.68], [117.47, -29.53], [117.25, -29.0]]]]}, "2023-05-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, -29.0], [117.47, -28.47], [118.0, -28.25], [118.53, -28.47], [118.68, -28.82], [118.75, -28.85], [119.0, -28.75], [119.25, -28.85], [119.5, -28.75], [119.75, -28.85], [120.0, -28.75], [120.53, -28.97], [120.68, -29.32], [120.75, -29.35], [121.0, -29.25], [121.25, -29.35], [121.5, -29.25], [122.03, -29.47], [122.18, -29.82], [122.25, -29.85], [122.5, -29.75], [123.03, -29.97], [123.25, -30.5], [123.15, -30.75], [123.25, -31.0], [123.15, -31.25], [123.25, -31.5], [123.03, -32.03], [122.5, -32.25], [122.25, -32.15], [122.0, -32.25], [121.47, -32.03], [121.32, -31.68], [121.25, -31.65], [121.0, -31.75], [120.75, -31.65], [120.5, -31.75], [119.97, -31.53], [119.82, -31.18], [119.47, -31.03], [119.32, -30.68], [119.25, -30.65], [119.0, -30.75], [118.47, -30.53], [118.32, -30.18], [117.97, -30.03], [117.82, -29.68], [117.47, -29.53], [117.25, -29.0]]]]}, "2023-05-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.25, -29.0], [117.47, -28.47], [118.0, -28.25], [118.53, -28.47], [118.68, -28.82], [118.75, -28.85], [119.0, -28.75], [119.25, -28.85], [119.5, -28.75], [119.75, -28.85], [120.0, -28.75], [120.53, -28.97], [120.68, -29.32], [120.75, -29.35], [121.0, -29.25], [121.25, -29.35], [121.5, -29.25], [122.03, -29.47], [122.18, -29.82], [122.25, -29.85], [122.5, -29.75], [123.03, -29.97], [123.25, -30.5], [123.15, -30.75], [123.25, -31.0], [123.15, -31.25], [123.25, -31.5], [123.03, -32.03], [122.5, -32.25], [122.25, -32.15], [122.0, -32.25], [121.47, -32.03], [121.32, -31.68], [121.25, -31.65], [121.0, -31.75], [120.75, -31.65], [120.5, -31.75], [119.97, -31.53], [119.82, -31.18], [119.47, -31.03], [119.32, -30.68], [119.25, -30.65], [119.0, -30.75], [118.47, -30.53], [118.32, -30.18], [117.97, -30.03], [117.82, -29.68], [117.47, -29.53], [117.25, -29.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.587189648921594}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.583454091159561}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [17.830472375222655, 18.42004248830034, 17.536204517135502]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [18.687750974470703, 19.290814220486766, 18.394100470725846]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.3731911855131385, 5.080835465389295, 4.296335622576251]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.587189648921594, 5.560226577218998, 4.91159573890684]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6586141770533136, 1.9488189313145228, 1.646607828640766]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.06955842610565, 2.150825395184437, 1.8620333179920372]}}