{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:01:12.972474", "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": "2024-Sep-25_to_2024-Sep-29_144.0_-17.0"}, "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": 2024090002170}, "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 25 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 29 2024"}, "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": 76912.20763783538}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Oceania"]}, "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": -17.0}, "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": 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": 142.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 145.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -18.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -15.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[142.75, -15.35], [142.82, -15.32], [142.97, -14.97], [143.5, -14.75], [143.75, -14.85], [144.0, -14.75], [144.53, -14.97], [144.68, -15.32], [145.03, -15.47], [145.25, -16.0], [145.15, -16.25], [145.18, -16.32], [145.53, -16.47], [145.75, -17.0], [145.65, -17.25], [145.75, -17.5], [145.53, -18.03], [145.18, -18.18], [145.03, -18.53], [144.5, -18.75], [144.25, -18.65], [144.0, -18.75], [143.75, -18.65], [143.5, -18.75], [143.25, -18.65], [143.0, -18.75], [142.47, -18.53], [142.25, -18.0], [142.35, -17.75], [142.25, -17.5], [142.35, -17.25], [142.32, -17.18], [141.97, -17.03], [141.75, -16.5], [141.85, -16.25], [141.75, -16.0], [141.97, -15.47], [142.5, -15.25], [142.75, -15.35]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Australia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-09-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.97, -14.97], [143.5, -14.75], [144.03, -14.97], [144.25, -15.5], [144.03, -16.03], [143.5, -16.25], [142.97, -16.03], [142.75, -15.5], [142.97, -14.97]]]]}, "2024-09-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.25, -17.5], [142.35, -17.25], [142.25, -17.0], [142.46, -16.5], [142.25, -16.0], [142.47, -15.47], [142.82, -15.32], [142.97, -14.97], [143.5, -14.75], [143.75, -14.85], [144.0, -14.75], [144.53, -14.97], [144.68, -15.32], [145.03, -15.47], [145.25, -16.0], [145.15, -16.25], [145.18, -16.32], [145.53, -16.47], [145.75, -17.0], [145.65, -17.25], [145.75, -17.5], [145.53, -18.03], [145.18, -18.18], [145.03, -18.53], [144.5, -18.75], [144.25, -18.65], [144.0, -18.75], [143.75, -18.65], [143.5, -18.75], [143.25, -18.65], [143.0, -18.75], [142.47, -18.53], [142.25, -18.0], [142.35, -17.75], [142.25, -17.5]]]]}, "2024-09-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[141.75, -16.0], [141.97, -15.47], [142.5, -15.25], [142.75, -15.35], [142.82, -15.32], [142.97, -14.97], [143.5, -14.75], [143.75, -14.85], [144.0, -14.75], [144.53, -14.97], [144.68, -15.32], [145.03, -15.47], [145.25, -16.0], [145.15, -16.25], [145.18, -16.32], [145.53, -16.47], [145.75, -17.0], [145.65, -17.25], [145.75, -17.5], [145.53, -18.03], [145.18, -18.18], [145.03, -18.53], [144.5, -18.75], [144.25, -18.65], [144.0, -18.75], [143.75, -18.65], [143.5, -18.75], [143.25, -18.65], [143.0, -18.75], [142.47, -18.53], [142.25, -18.0], [142.35, -17.75], [142.25, -17.5], [142.35, -17.25], [142.32, -17.18], [141.97, -17.03], [141.75, -16.5], [141.85, -16.25], [141.75, -16.0]]]]}, "2024-09-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[141.75, -16.0], [141.97, -15.47], [142.5, -15.25], [142.75, -15.35], [142.82, -15.32], [142.97, -14.97], [143.5, -14.75], [143.75, -14.85], [144.0, -14.75], [144.53, -14.97], [144.68, -15.32], [145.03, -15.47], [145.25, -16.0], [145.15, -16.25], [145.18, -16.32], [145.53, -16.47], [145.75, -17.0], [145.65, -17.25], [145.75, -17.5], [145.53, -18.03], [145.18, -18.18], [145.03, -18.53], [144.5, -18.75], [144.25, -18.65], [144.0, -18.75], [143.75, -18.65], [143.5, -18.75], [143.25, -18.65], [143.0, -18.75], [142.47, -18.53], [142.25, -18.0], [142.35, -17.75], [142.25, -17.5], [142.35, -17.25], [142.32, -17.18], [141.97, -17.03], [141.75, -16.5], [141.85, -16.25], [141.75, -16.0]]]]}, "2024-09-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[141.75, -16.0], [141.97, -15.47], [142.5, -15.25], [142.75, -15.35], [142.82, -15.32], [142.97, -14.97], [143.5, -14.75], [144.03, -14.97], [144.18, -15.32], [144.53, -15.47], [144.68, -15.82], [145.03, -15.97], [145.25, -16.5], [145.15, -16.75], [145.18, -16.82], [145.53, -16.97], [145.75, -17.5], [145.53, -18.03], [145.18, -18.18], [145.03, -18.53], [144.5, -18.75], [144.25, -18.65], [144.0, -18.75], [143.75, -18.65], [143.5, -18.75], [143.25, -18.65], [143.0, -18.75], [142.47, -18.53], [142.25, -18.0], [142.35, -17.75], [142.25, -17.5], [142.35, -17.25], [142.32, -17.18], [141.97, -17.03], [141.75, -16.5], [141.85, -16.25], [141.75, -16.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.4299095318530703}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.347932087333659}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.223914082845056, 28.825186499996505, 29.182613529303183, 29.059117595966086, 29.45718558491143]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.223914082845056, 30.99870325724288, 31.405995941162132, 30.945003763834677, 31.03266042073568]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6628213964380052, 2.507481787637373, 2.487137444007531, 2.229826313718138, 2.194318105785533]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6628213964380052, 3.2932644341742616, 3.4299095318530703, 3.1948252934431025, 2.7280699633554946]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.406660140037085, 1.7538855448949766, 1.7971347694844177, 1.6075772238997748, 1.5425995113094593]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.406660140037085, 1.9786397620412484, 2.2676196348952637, 2.2153499476608776, 1.7629416361595673]}}