{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:18.454073", "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": "2016-Apr-20_to_2016-Apr-22_129.0_-20.0"}, "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": 2016040001840}, "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": "April 20 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 22 2016"}, "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": 66540.84296835343}, "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", "N.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": -20.0}, "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": 129.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "129.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 128.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 131.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -22.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -18.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-04-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[127.75, -19.0], [127.97, -18.47], [128.32, -18.32], [128.47, -17.97], [129.0, -17.75], [129.53, -17.97], [129.68, -18.32], [130.03, -18.47], [130.25, -19.0], [130.15, -19.25], [130.18, -19.32], [130.25, -19.35], [130.5, -19.25], [130.75, -19.35], [131.0, -19.25], [131.53, -19.47], [131.68, -19.82], [132.03, -19.97], [132.25, -20.5], [132.03, -21.03], [131.5, -21.25], [132.03, -21.47], [132.25, -22.0], [132.03, -22.53], [131.5, -22.75], [131.25, -22.65], [131.0, -22.75], [130.75, -22.65], [130.68, -22.68], [130.53, -23.03], [130.0, -23.25], [129.47, -23.03], [129.32, -22.68], [128.97, -22.53], [128.75, -22.0], [128.97, -21.47], [129.32, -21.32], [129.35, -21.25], [129.25, -21.0], [129.43, -20.57], [129.0, -20.75], [128.47, -20.53], [128.25, -20.0], [128.35, -19.75], [128.32, -19.68], [127.97, -19.53], [127.75, -19.0]], [[131.25, -21.15], [131.18, -21.18], [131.15, -21.25], [131.18, -21.32], [131.25, -21.35], [131.5, -21.25], [131.25, -21.15]]]]}, "2016-04-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[127.75, -19.0], [127.97, -18.47], [128.32, -18.32], [128.47, -17.97], [129.0, -17.75], [129.53, -17.97], [129.68, -18.32], [130.03, -18.47], [130.25, -19.0], [130.15, -19.25], [130.18, -19.32], [130.25, -19.35], [130.5, -19.25], [130.75, -19.35], [131.0, -19.25], [131.53, -19.47], [131.68, -19.82], [132.03, -19.97], [132.25, -20.5], [132.03, -21.03], [131.5, -21.25], [132.03, -21.47], [132.25, -22.0], [132.03, -22.53], [131.5, -22.75], [131.25, -22.65], [131.0, -22.75], [130.75, -22.65], [130.68, -22.68], [130.53, -23.03], [130.0, -23.25], [129.47, -23.03], [129.32, -22.68], [128.97, -22.53], [128.75, -22.0], [128.97, -21.47], [129.32, -21.32], [129.35, -21.25], [129.25, -21.0], [129.43, -20.57], [129.0, -20.75], [128.47, -20.53], [128.25, -20.0], [128.35, -19.75], [128.32, -19.68], [127.97, -19.53], [127.75, -19.0]], [[131.25, -21.15], [131.18, -21.18], [131.15, -21.25], [131.18, -21.32], [131.25, -21.35], [131.5, -21.25], [131.25, -21.15]]]]}, "2016-04-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[127.75, -19.0], [127.97, -18.47], [128.32, -18.32], [128.47, -17.97], [129.0, -17.75], [129.53, -17.97], [129.68, -18.32], [130.03, -18.47], [130.25, -19.0], [130.15, -19.25], [130.18, -19.32], [130.25, -19.35], [130.5, -19.25], [130.75, -19.35], [131.0, -19.25], [131.53, -19.47], [131.68, -19.82], [132.03, -19.97], [132.25, -20.5], [132.03, -21.03], [131.5, -21.25], [132.03, -21.47], [132.25, -22.0], [132.03, -22.53], [131.5, -22.75], [131.25, -22.65], [131.0, -22.75], [130.75, -22.65], [130.68, -22.68], [130.53, -23.03], [130.0, -23.25], [129.47, -23.03], [129.32, -22.68], [128.97, -22.53], [128.75, -22.0], [128.97, -21.47], [129.32, -21.32], [129.35, -21.25], [129.25, -21.0], [129.43, -20.57], [129.0, -20.75], [128.47, -20.53], [128.25, -20.0], [128.35, -19.75], [128.32, -19.68], [127.97, -19.53], [127.75, -19.0]], [[131.25, -21.15], [131.18, -21.18], [131.15, -21.25], [131.18, -21.32], [131.25, -21.35], [131.5, -21.25], [131.25, -21.15]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.888735028423923}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.172035114312285}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.064706268761086, 29.720675377595455, 29.42834063544791]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.004011068122566, 30.77747051382272, 30.31002416831103]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.29656670656089, 4.131666843051446, 4.087871793324518]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.837795751638907, 4.888735028423923, 4.631903561493118]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4152745684844263, 1.3623213195810517, 1.366114018069902]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5968483856316302, 1.4768739858546112, 1.5294223635962592]}}