{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:58.843282", "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": "2017-Sep-19_to_2017-Sep-22_127.5_-28.5"}, "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": 2017090002207}, "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": "September 19 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 22 2017"}, "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": 57094.30189613154}, "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": -28.5}, "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": 127.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "127.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 123.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 128.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -29.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -27.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-09-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -27.97], [124.0, -27.75], [124.53, -27.97], [124.68, -28.32], [125.03, -28.47], [125.18, -28.82], [125.53, -28.97], [125.75, -29.5], [125.53, -30.03], [125.0, -30.25], [124.75, -30.15], [124.5, -30.25], [123.97, -30.03], [123.82, -29.68], [123.47, -29.53], [123.25, -29.0], [123.35, -28.75], [123.25, -28.5], [123.47, -27.97]]]]}, "2017-09-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -27.97], [124.0, -27.75], [124.25, -27.85], [124.32, -27.82], [124.47, -27.47], [125.0, -27.25], [125.25, -27.35], [125.32, -27.32], [125.47, -26.97], [126.0, -26.75], [126.5, -26.96], [127.0, -26.75], [127.5, -26.96], [128.0, -26.75], [128.53, -26.97], [128.75, -27.5], [128.65, -27.75], [128.75, -28.0], [128.53, -28.53], [128.18, -28.68], [128.03, -29.03], [127.5, -29.25], [126.97, -29.03], [126.82, -28.68], [126.75, -28.65], [126.5, -28.75], [126.25, -28.65], [126.18, -28.68], [126.04, -29.0], [126.25, -29.5], [126.03, -30.03], [125.5, -30.25], [125.25, -30.15], [125.0, -30.25], [124.75, -30.15], [124.5, -30.25], [123.97, -30.03], [123.82, -29.68], [123.47, -29.53], [123.25, -29.0], [123.35, -28.75], [123.25, -28.5], [123.47, -27.97]]]]}, "2017-09-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.47, -27.97], [124.0, -27.75], [124.25, -27.85], [124.32, -27.82], [124.47, -27.47], [125.0, -27.25], [125.25, -27.35], [125.32, -27.32], [125.47, -26.97], [126.0, -26.75], [126.5, -26.96], [127.0, -26.75], [127.5, -26.96], [128.0, -26.75], [128.53, -26.97], [128.75, -27.5], [128.65, -27.75], [128.75, -28.0], [128.53, -28.53], [128.18, -28.68], [128.03, -29.03], [127.5, -29.25], [126.97, -29.03], [126.82, -28.68], [126.75, -28.65], [126.5, -28.75], [126.25, -28.65], [126.18, -28.68], [126.04, -29.0], [126.25, -29.5], [126.03, -30.03], [125.5, -30.25], [125.25, -30.15], [125.0, -30.25], [124.75, -30.15], [124.5, -30.25], [123.97, -30.03], [123.82, -29.68], [123.47, -29.53], [123.25, -29.0], [123.35, -28.75], [123.25, -28.5], [123.47, -27.97]]]]}, "2017-09-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.75, -28.5], [123.97, -27.97], [124.32, -27.82], [124.47, -27.47], [125.0, -27.25], [125.25, -27.35], [125.32, -27.32], [125.47, -26.97], [126.0, -26.75], [126.5, -26.96], [127.0, -26.75], [127.5, -26.96], [128.0, -26.75], [128.53, -26.97], [128.75, -27.5], [128.65, -27.75], [128.75, -28.0], [128.53, -28.53], [128.18, -28.68], [128.03, -29.03], [127.5, -29.25], [126.97, -29.03], [126.82, -28.68], [126.75, -28.65], [126.5, -28.75], [126.25, -28.65], [126.18, -28.68], [126.04, -29.0], [126.25, -29.5], [126.03, -30.03], [125.5, -30.25], [124.97, -30.03], [124.82, -29.68], [124.47, -29.53], [124.32, -29.18], [123.97, -29.03], [123.75, -28.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 8.288102073194807}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.970427374595335}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.997131616657782, 24.55883899942137, 24.534373809849967, 25.822117820994777]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.313460985486643, 25.666945348747902, 25.36536424777796, 27.565341096693373]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.8905799007951485, 5.62690232375837, 5.737873964191191, 6.75148269053685]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.521770865858684, 6.178143217431966, 6.129152248743026, 8.288102073194807]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4846879431119984, 1.376804163893097, 1.447701099418018, 1.7003768386469258]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6301025292786635, 1.547465795066769, 1.644330232239022, 2.034135634574027]}}