{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:51:01.292569", "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": "2024-Jan-30_to_2024-Feb-03_142.0_-26.5"}, "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": 2024010002004}, "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 30 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 03 2024"}, "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": 53189.320911983195}, "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": -26.5}, "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": 142.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "142.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 137.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 142.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -26.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -23.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-01-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[141.47, -27.03], [141.25, -26.5], [141.47, -25.97], [142.0, -25.75], [142.53, -25.97], [142.75, -26.5], [142.53, -27.03], [142.0, -27.25], [141.47, -27.03]]], [[[139.97, -26.53], [139.75, -26.0], [139.97, -25.47], [140.5, -25.25], [141.03, -25.47], [141.25, -26.0], [141.03, -26.53], [140.5, -26.75], [139.97, -26.53]]]]}, "2024-01-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[137.25, -24.0], [137.47, -23.47], [138.0, -23.25], [138.25, -23.35], [138.5, -23.25], [138.75, -23.35], [139.0, -23.25], [139.53, -23.47], [139.68, -23.82], [139.75, -23.85], [140.0, -23.75], [140.53, -23.97], [140.68, -24.32], [141.03, -24.47], [141.18, -24.82], [141.53, -24.97], [141.68, -25.32], [142.03, -25.47], [142.18, -25.82], [142.53, -25.97], [142.75, -26.5], [142.53, -27.03], [142.0, -27.25], [141.47, -27.03], [141.32, -26.68], [141.25, -26.65], [141.0, -26.75], [140.75, -26.65], [140.5, -26.75], [139.97, -26.53], [139.82, -26.18], [139.75, -26.15], [139.5, -26.25], [138.97, -26.03], [138.82, -25.68], [138.47, -25.53], [138.32, -25.18], [137.97, -25.03], [137.82, -24.68], [137.47, -24.53], [137.25, -24.0]]]]}, "2024-02-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[137.25, -24.0], [137.47, -23.47], [138.0, -23.25], [138.25, -23.35], [138.5, -23.25], [138.75, -23.35], [139.0, -23.25], [139.53, -23.47], [139.68, -23.82], [139.75, -23.85], [140.0, -23.75], [140.53, -23.97], [140.68, -24.32], [141.03, -24.47], [141.18, -24.82], [141.53, -24.97], [141.68, -25.32], [142.03, -25.47], [142.18, -25.82], [142.53, -25.97], [142.75, -26.5], [142.53, -27.03], [142.0, -27.25], [141.47, -27.03], [141.32, -26.68], [141.25, -26.65], [141.0, -26.75], [140.75, -26.65], [140.5, -26.75], [139.97, -26.53], [139.82, -26.18], [139.75, -26.15], [139.5, -26.25], [138.97, -26.03], [138.82, -25.68], [138.47, -25.53], [138.32, -25.18], [137.97, -25.03], [137.82, -24.68], [137.47, -24.53], [137.25, -24.0]]]]}, "2024-02-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[137.25, -24.0], [137.47, -23.47], [138.0, -23.25], [138.25, -23.35], [138.5, -23.25], [138.75, -23.35], [139.0, -23.25], [139.53, -23.47], [139.68, -23.82], [139.75, -23.85], [140.0, -23.75], [140.53, -23.97], [140.68, -24.32], [141.03, -24.47], [141.18, -24.82], [141.53, -24.97], [141.68, -25.32], [142.03, -25.47], [142.18, -25.82], [142.53, -25.97], [142.75, -26.5], [142.53, -27.03], [142.0, -27.25], [141.47, -27.03], [141.32, -26.68], [141.25, -26.65], [141.0, -26.75], [140.75, -26.65], [140.5, -26.75], [139.97, -26.53], [139.82, -26.18], [139.75, -26.15], [139.5, -26.25], [138.97, -26.03], [138.82, -25.68], [138.47, -25.53], [138.32, -25.18], [137.97, -25.03], [137.82, -24.68], [137.47, -24.53], [137.25, -24.0]]]]}, "2024-02-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[138.97, -26.03], [138.75, -25.5], [138.97, -24.97], [139.5, -24.75], [139.75, -24.85], [140.0, -24.75], [140.25, -24.85], [140.5, -24.75], [140.75, -24.85], [141.0, -24.75], [141.53, -24.97], [141.68, -25.32], [142.03, -25.47], [142.18, -25.82], [142.53, -25.97], [142.75, -26.5], [142.53, -27.03], [142.0, -27.25], [141.47, -27.03], [141.32, -26.68], [141.25, -26.65], [141.0, -26.75], [140.75, -26.65], [140.5, -26.75], [139.97, -26.53], [139.82, -26.18], [139.75, -26.15], [139.5, -26.25], [138.97, -26.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.773497968862614}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.921561593467352}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [36.656140795287115, 37.17338456756664, 36.673788737613734, 36.612493370996106, 36.51217700194451]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [36.701289672162375, 37.94334171999452, 37.39357094509285, 37.570292412249216, 37.03648859838728]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.615384337895733, 5.1290393355796695, 4.776133262358347, 4.8586855603556, 5.0000691348678]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.7246483112190845, 5.773497968862614, 5.3238132996913805, 5.593829534348004, 5.691243609371952]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3924082512766471, 1.64223145703616, 1.5117043307549585, 1.5210343772088195, 1.5190725163951377]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4496450893484356, 1.8939990782987883, 1.7102310119399657, 1.7652256989709814, 1.7068746112202604]}}