{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:07.230333", "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-May-20_to_2017-May-26_144.0_-22.5"}, "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": 2017050002365}, "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": "May 20 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 26 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 74294.03573855813}, "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": -22.5}, "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": 144.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "144.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 141.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 144.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -23.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -20.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-05-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[141.47, -20.47], [142.0, -20.25], [142.25, -20.35], [142.5, 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[142.75, -24.15], [142.5, -24.25], [142.25, -24.15], [142.0, -24.25], [141.47, -24.03], [141.25, -23.5], [141.35, -23.25], [141.25, -23.0], [141.35, -22.75]]]]}, "2017-05-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[140.75, -23.0], [140.97, -22.47], [141.32, -22.32], [141.35, -22.25], [141.25, -22.0], [141.35, -21.75], [141.25, -21.5], [141.35, -21.25], [141.25, -21.0], [141.35, -20.75], [141.25, -20.5], [141.47, -19.97], [142.0, -19.75], [142.53, -19.97], [142.68, -20.32], [143.03, -20.47], [143.18, -20.82], [143.53, -20.97], [143.68, -21.32], [144.03, -21.47], [144.18, -21.82], [144.25, -21.85], [144.5, -21.75], [145.03, -21.97], [145.25, -22.5], [145.03, -23.03], [144.5, -23.25], [144.25, -23.15], [144.18, -23.18], [144.03, -23.53], [143.68, -23.68], [143.53, -24.03], [143.0, -24.25], [142.75, -24.15], [142.5, -24.25], [142.25, -24.15], [142.0, -24.25], [141.47, -24.03], [141.32, -23.68], [140.97, -23.53], [140.75, -23.0]]]]}, "2017-05-23T11:30:00.000000000": 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25.13325895510542, 23.160648112622766, 22.905530601794737]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.575540724644447, 4.164824879269128, 3.9295055212328456, 4.2107038438638575, 4.453816160143724, 4.249913687625849, 4.073173586190492]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.805814369414918, 4.653191118061272, 4.75864429109123, 4.8263197516526475, 5.439532418365729, 4.469695144987213, 4.382892923192287]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.327824992920396, 1.481842494259624, 1.3423511182959356, 1.393111271761784, 1.4287527463358511, 1.3741902475863612, 1.2885069887714917]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.402927293701816, 1.6661233530065647, 1.5607390953269942, 1.5558826305136437, 1.6835435268985637, 1.420806939432346, 1.3621760744128026]}}