{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:15.335114", "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": "2012-Apr-16_to_2012-Apr-20_137.0_-35.0"}, "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": 2012040002271}, "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 16 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 20 2012"}, "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": 86695.44395307271}, "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": ["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": ["Great Australian Bight"]}, "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": -35.0}, "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": 137.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "137.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 134.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 139.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -36.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -32.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-04-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[138.5, -32.75], [139.03, -32.97], [139.25, -33.5], [139.03, -34.03], [138.5, -34.25], [137.97, -34.03], [137.75, -33.5], [137.97, -32.97], [138.5, -32.75]]]]}, "2012-04-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.47, -33.97], [135.0, -33.75], [135.53, -33.97], [135.68, -34.32], [135.75, -34.35], [136.0, -34.25], [136.25, -34.35], [136.32, -34.32], [136.35, -34.25], [136.25, -34.0], [136.38, -33.7], [135.97, -33.53], [135.75, -33.0], [135.97, -32.47], [136.5, -32.25], [137.03, -32.47], [137.2, -32.87], [137.32, -32.82], [137.47, -32.47], [138.0, -32.25], [138.53, -32.47], [138.68, -32.82], [139.03, -32.97], [139.25, -33.5], [139.03, -34.03], [138.63, -34.2], [138.75, -34.5], [138.65, -34.75], [138.75, -35.0], [138.53, -35.53], [138.18, -35.68], [138.03, -36.03], [137.5, -36.25], [137.25, -36.15], [137.0, -36.25], [136.75, -36.15], [136.68, -36.18], [136.53, -36.53], [136.0, -36.75], [135.47, -36.53], [135.32, -36.18], [134.97, -36.03], [134.82, -35.68], [134.47, -35.53], [134.25, -35.0], [134.35, -34.75], [134.25, -34.5], [134.47, -33.97]]]]}, "2012-04-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.35, -34.25], [134.25, -34.0], [134.47, -33.47], [134.82, -33.32], [134.97, -32.97], [135.5, -32.75], [135.75, -32.85], [135.82, -32.82], [135.97, -32.47], [136.5, -32.25], [136.75, -32.35], [137.0, -32.25], [137.5, -32.46], [138.0, -32.25], [138.53, -32.47], [138.68, -32.82], [139.03, -32.97], [139.18, -33.32], [139.53, -33.47], [139.75, -34.0], [139.65, -34.25], [139.75, -34.5], [139.65, -34.75], [139.75, -35.0], [139.53, -35.53], [139.0, -35.75], [138.5, -35.54], [138.18, -35.68], [138.03, -36.03], [137.5, -36.25], [137.25, -36.15], [137.0, -36.25], [136.75, -36.15], [136.68, -36.18], [136.53, -36.53], [136.0, -36.75], [135.47, -36.53], [135.32, -36.18], [134.97, -36.03], [134.82, -35.68], [134.47, -35.53], [134.25, -35.0], [134.35, -34.75], [134.25, -34.5], [134.35, -34.25]]]]}, "2012-04-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.35, -34.25], [134.25, -34.0], [134.47, -33.47], [134.82, -33.32], [134.97, -32.97], [135.5, -32.75], [135.75, -32.85], [135.82, -32.82], [135.97, -32.47], [136.5, -32.25], [136.75, -32.35], [137.0, -32.25], [137.5, -32.46], [138.0, -32.25], [138.53, -32.47], [138.75, -33.0], [138.57, -33.43], [139.0, -33.25], [139.53, -33.47], [139.75, -34.0], [139.65, -34.25], [139.75, -34.5], [139.65, -34.75], [139.75, -35.0], [139.53, -35.53], [139.0, -35.75], [138.5, -35.54], [138.18, -35.68], [138.03, -36.03], [137.5, -36.25], [137.25, -36.15], [137.0, -36.25], [136.75, -36.15], [136.68, -36.18], [136.53, -36.53], [136.0, -36.75], [135.47, -36.53], [135.32, -36.18], [134.97, -36.03], [134.82, -35.68], [134.47, -35.53], [134.25, -35.0], [134.35, -34.75], [134.25, -34.5], [134.35, -34.25]], [[138.43, -33.57], [138.18, -33.68], [138.15, -33.75], [138.18, -33.82], [138.3, -33.87], [138.43, -33.57]]]]}, "2012-04-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.47, -33.47], [134.82, -33.32], [134.97, -32.97], [135.5, -32.75], [135.75, -32.85], [135.82, -32.82], [135.97, -32.47], [136.5, -32.25], [136.75, -32.35], [137.0, -32.25], [137.5, -32.46], [138.0, -32.25], [138.53, -32.47], [138.75, -33.0], [138.57, -33.43], [139.0, -33.25], [139.53, -33.47], [139.75, -34.0], [139.65, -34.25], [139.75, -34.5], [139.65, -34.75], [139.75, -35.0], [139.53, -35.53], [139.0, -35.75], [138.5, -35.54], [138.18, -35.68], [138.03, -36.03], [137.5, -36.25], [137.25, -36.15], [137.0, -36.25], [136.75, -36.15], [136.68, -36.18], [136.53, -36.53], [136.0, -36.75], [135.47, -36.53], [135.25, -36.0], [135.35, -35.75], [135.32, -35.68], [134.97, -35.53], [134.82, -35.18], [134.47, -35.03], [134.25, -34.5], [134.35, -34.25], [134.25, -34.0], [134.47, -33.47]], [[138.43, -33.57], [138.18, -33.68], [138.15, -33.75], [138.18, -33.82], [138.3, -33.87], [138.43, -33.57]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.626216053652229}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.747163380114598}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [20.707831752384152, 20.30730078555149, 21.301273411547413, 20.749803356713016, 21.17071246303351]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [20.707831752384152, 22.18316895719215, 23.480076396962488, 22.47790345033087, 23.17081327155597]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.323634086696529, 2.893856253924896, 4.1513603536319215, 3.5896955711383205, 4.097274506528245]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.323634086696529, 5.131236309397082, 6.616749505258383, 5.8199851647167975, 6.626216053652229]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3571275851057234, 1.612581561597555, 1.9091213892743895, 1.6433421478189962, 1.7248068510016483]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3571275851057234, 2.0144845335868484, 2.191829338678204, 1.9207800339713381, 1.9839770514666843]}}