{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:18.736171", "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-Aug-26_to_2012-Aug-29_123.5_-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": 2012080002836}, "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": "August 26 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 29 2012"}, "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": 57941.011053233946}, "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": 123.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "123.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 122.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 126.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -21.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -18.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-08-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[125.5, -18.25], [126.03, -18.47], [126.25, -19.0], [126.03, -19.53], [125.5, -19.75], [124.97, -19.53], [124.75, -19.0], [124.97, -18.47], [125.5, -18.25]]]]}, "2012-08-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.35, -20.25], [122.25, -20.0], [122.47, -19.47], [123.0, -19.25], [123.25, -19.35], [123.5, -19.25], [123.75, -19.35], [124.0, -19.25], [124.25, -19.35], [124.5, -19.25], [124.8, -19.37], [124.85, -19.25], [124.75, -19.0], [124.97, -18.47], [125.5, -18.25], [126.03, -18.47], [126.25, -19.0], [126.15, -19.25], [126.18, -19.32], [126.53, -19.47], [126.75, -20.0], [126.65, -20.25], [126.75, -20.5], [126.53, -21.03], [126.0, -21.25], [125.75, -21.15], [125.5, -21.25], [125.25, -21.15], [125.13, -21.2], [125.25, -21.5], [125.03, -22.03], [124.5, -22.25], [124.25, -22.15], [124.0, -22.25], [123.47, -22.03], [123.32, -21.68], [123.25, -21.65], [123.0, -21.75], [122.47, -21.53], [122.25, -21.0], [122.35, -20.75], [122.25, -20.5], [122.35, -20.25]]]]}, "2012-08-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.35, -20.25], [122.25, -20.0], [122.47, -19.47], [123.0, -19.25], [123.25, -19.35], [123.5, -19.25], [123.75, -19.35], [124.0, -19.25], [124.25, -19.35], [124.5, -19.25], [124.8, -19.37], [124.85, -19.25], [124.75, -19.0], [124.97, -18.47], [125.5, -18.25], [126.03, -18.47], [126.25, -19.0], [126.15, -19.25], [126.18, -19.32], [126.53, -19.47], [126.75, -20.0], [126.65, -20.25], [126.75, -20.5], [126.53, -21.03], [126.0, -21.25], [125.75, -21.15], [125.5, -21.25], [125.25, -21.15], [125.13, -21.2], [125.25, -21.5], [125.03, -22.03], [124.5, -22.25], [124.25, -22.15], [124.0, -22.25], [123.47, -22.03], [123.32, -21.68], [123.25, -21.65], [123.0, -21.75], [122.47, -21.53], [122.25, -21.0], [122.35, -20.75], [122.25, -20.5], [122.35, -20.25]]]]}, "2012-08-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.35, -20.25], [122.25, -20.0], [122.47, -19.47], [123.0, -19.25], [123.25, -19.35], [123.5, -19.25], [123.75, -19.35], [124.0, -19.25], [124.25, -19.35], [124.5, -19.25], [124.8, -19.37], [124.97, -18.97], [125.5, -18.75], [126.03, -18.97], [126.18, -19.32], [126.53, -19.47], [126.75, -20.0], [126.65, -20.25], [126.75, -20.5], [126.53, -21.03], [126.0, -21.25], [125.75, -21.15], [125.5, -21.25], [125.25, -21.15], [125.13, -21.2], [125.25, -21.5], [125.03, -22.03], [124.5, -22.25], [124.25, -22.15], [124.0, -22.25], [123.47, -22.03], [123.32, -21.68], [123.25, -21.65], [123.0, -21.75], [122.47, -21.53], [122.25, -21.0], [122.35, -20.75], [122.25, -20.5], [122.35, -20.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.929588710423559}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.414259222797275}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.307342802101516, 27.034173286508803, 27.060141952142658, 26.51089613440604]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.307342802101516, 29.127528862211534, 28.304756780146306, 27.729825705463895]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.7609233787111975, 3.6049402356318154, 3.5939796006657985, 3.0587491191143683]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.7609233787111975, 4.038595605669684, 4.929588710423559, 3.4248171426048657]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.256615531631428, 1.4716013624459905, 1.421338727270034, 1.1967907641066933]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.256615531631428, 1.7566672341104688, 1.780740630955742, 1.4014747901800781]}}