{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:18:43.974240", "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": "2020-Jan-28_to_2020-Feb-01_122.5_-22.0"}, "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": 2020010002427}, "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": "January 28 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 01 2020"}, "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": 71034.29112888599}, "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": -22.0}, "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": 122.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "122.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 121.75}, "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": -24.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -21.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-01-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, -21.97], [121.82, -21.82], [121.97, -21.47], 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{"type": "MultiPolygon", "coordinates": [[[[121.97, -21.47], [122.5, -21.25], [123.0, -21.46], [123.5, -21.25], [124.03, -21.47], [124.18, -21.82], [124.53, -21.97], [124.68, -22.32], [124.75, -22.35], [125.0, -22.25], [125.53, -22.47], [125.68, -22.82], [125.75, -22.85], [126.0, -22.75], [126.53, -22.97], [126.75, -23.5], [126.65, -23.75], [126.75, -24.0], [126.53, -24.53], [126.0, -24.75], [125.75, -24.65], [125.5, -24.75], [125.25, -24.65], [125.0, -24.75], [124.75, -24.65], [124.5, -24.75], [124.25, -24.65], [124.0, -24.75], [123.75, -24.65], [123.5, -24.75], [122.97, -24.53], [122.75, -24.0], [122.85, -23.75], [122.82, -23.68], [122.47, -23.53], [122.32, -23.18], [121.97, -23.03], [121.75, -22.5], [121.85, -22.25], [121.75, -22.0], [121.97, -21.47]]]]}, "2020-02-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.97, -21.47], [122.5, -21.25], [123.0, -21.46], [123.5, -21.25], [124.03, -21.47], [124.18, -21.82], [124.53, -21.97], [124.75, -22.5], [124.53, 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