{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:18:47.219553", "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": "2018-Dec-09_to_2018-Dec-11_136.0_-14.0"}, "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": 2018120001712}, "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": "December 09 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 11 2018"}, "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": 113246.11206672841}, "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": ["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": ["Arafura Sea"]}, "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": -14.0}, "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": 136.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "136.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 132.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 137.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -17.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -12.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-12-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.75, -15.0], [132.97, -14.47], [133.32, -14.32], [133.47, -13.97], [134.0, -13.75], [134.25, -13.85], [134.5, -13.75], [134.75, -13.85], [134.82, -13.82], [134.97, -13.47], [135.32, -13.32], [135.47, -12.97], [136.0, -12.75], [136.25, -12.85], [136.32, -12.82], [136.47, -12.47], [137.0, -12.25], [137.53, -12.47], [137.75, -13.0], [137.65, -13.25], [137.75, -13.5], [137.53, -14.03], [137.18, -14.18], [137.03, -14.53], [136.68, -14.68], [136.65, -14.75], [136.75, -15.0], [136.53, -15.53], [136.18, -15.68], [136.15, -15.75], [136.18, -15.82], [136.53, -15.97], [136.68, -16.32], [137.03, -16.47], [137.25, -17.0], [137.03, -17.53], [136.5, -17.75], [136.25, -17.65], [136.0, -17.75], [135.75, -17.65], [135.5, -17.75], [135.25, -17.65], [135.0, -17.75], [134.47, -17.53], [134.32, -17.18], [134.25, -17.15], [134.0, -17.25], [133.75, -17.15], [133.5, -17.25], [133.25, -17.15], [133.0, -17.25], [132.47, -17.03], [132.25, -16.5], [132.47, -15.97], [132.82, -15.82], [132.96, -15.5], [132.75, -15.0]]]]}, "2018-12-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.75, -15.0], [132.97, -14.47], [133.32, -14.32], [133.47, -13.97], [134.0, -13.75], [134.25, -13.85], [134.5, -13.75], [134.75, -13.85], [134.82, -13.82], [134.97, -13.47], [135.32, -13.32], [135.47, -12.97], [136.0, -12.75], [136.25, -12.85], [136.32, -12.82], [136.47, -12.47], [137.0, -12.25], [137.53, -12.47], [137.75, -13.0], [137.65, -13.25], [137.75, -13.5], [137.53, -14.03], [137.18, -14.18], [137.03, -14.53], [136.68, -14.68], [136.65, -14.75], [136.75, -15.0], [136.53, -15.53], [136.18, -15.68], [136.15, -15.75], [136.18, -15.82], [136.53, -15.97], [136.68, -16.32], [137.03, -16.47], [137.25, -17.0], [137.03, -17.53], [136.5, -17.75], [136.25, -17.65], [136.0, -17.75], [135.75, -17.65], [135.5, -17.75], [135.25, -17.65], [135.0, -17.75], [134.47, -17.53], [134.32, -17.18], [134.25, -17.15], [134.0, -17.25], [133.75, -17.15], [133.5, -17.25], [133.25, -17.15], [133.0, -17.25], [132.47, -17.03], [132.25, -16.5], [132.47, -15.97], [132.82, -15.82], [132.96, -15.5], [132.75, -15.0]]]]}, "2018-12-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[132.75, -15.0], [132.97, -14.47], [133.32, -14.32], [133.47, -13.97], [134.0, -13.75], [134.25, -13.85], [134.5, -13.75], [134.75, -13.85], [134.82, -13.82], [134.97, -13.47], [135.32, -13.32], [135.47, -12.97], [136.0, -12.75], [136.25, -12.85], [136.32, -12.82], [136.47, -12.47], [137.0, -12.25], [137.53, -12.47], [137.75, -13.0], [137.65, -13.25], [137.75, -13.5], [137.53, -14.03], [137.18, -14.18], [137.03, -14.53], [136.68, -14.68], [136.65, -14.75], [136.75, -15.0], [136.53, -15.53], [136.18, -15.68], [136.15, -15.75], [136.18, -15.82], [136.53, -15.97], [136.68, -16.32], [137.03, -16.47], [137.25, -17.0], [137.03, -17.53], [136.5, -17.75], [136.25, -17.65], [136.0, -17.75], [135.75, -17.65], [135.5, -17.75], [135.25, -17.65], [135.0, -17.75], [134.47, -17.53], [134.32, -17.18], [134.25, -17.15], [134.0, -17.25], [133.75, -17.15], [133.5, -17.25], [133.25, -17.15], [133.0, -17.25], [132.47, -17.03], [132.25, -16.5], [132.47, -15.97], [132.82, -15.82], [132.96, -15.5], [132.75, -15.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.296584098474682}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.917737306875791}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [33.13133630840076, 33.79426643480792, 33.433662664627946]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [35.19751227723765, 35.65653359961192, 35.18909300753114]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.507717544276798, 3.265745598340785, 2.9797487780097893]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.302284959696067, 4.228340128349771, 4.296584098474682]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5338139484008682, 2.103238718040514, 1.9011363901851646]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9324115611044448, 2.788293516486992, 2.9780886309781884]}}