{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:12.630698", "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": "2015-Jan-17_to_2015-Jan-21_141.0_-13.5"}, "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": 2015010002376}, "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 17 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 21 2015"}, "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": 53932.8940100417}, "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": -13.5}, "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": 141.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "141.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 138.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 142.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -16.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-01-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[142.5, -11.75], [143.03, -11.97], [143.25, -12.5], [143.03, -13.03], [142.68, -13.18], [142.53, -13.53], [142.0, -13.75], [141.47, -13.53], [141.25, -13.0], [141.47, -12.47], [141.82, -12.32], [141.97, -11.97], [142.5, -11.75]]]]}, "2015-01-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[138.75, -14.5], [138.97, -13.97], [139.32, -13.82], [139.35, -13.75], [139.25, -13.5], [139.47, -12.97], [140.0, -12.75], [140.25, -12.85], [140.32, -12.82], [140.47, -12.47], [141.0, -12.25], [141.5, -12.46], [141.82, -12.32], [141.97, -11.97], [142.5, -11.75], [143.03, -11.97], [143.25, -12.5], [143.03, -13.03], [142.68, -13.18], [142.53, -13.53], [142.18, -13.68], [142.03, -14.03], [141.68, -14.18], [141.53, -14.53], [141.18, -14.68], [141.03, -15.03], [140.68, -15.18], [140.53, -15.53], [140.0, -15.75], [139.47, -15.53], [139.32, -15.18], [138.97, -15.03], [138.75, -14.5]]]]}, "2015-01-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[137.97, -16.03], [137.75, -15.5], [137.97, -14.97], [138.5, -14.75], [138.75, -14.85], [138.88, -14.8], [138.75, -14.5], [138.97, -13.97], [139.32, -13.82], [139.35, -13.75], [139.25, -13.5], [139.47, -12.97], [140.0, -12.75], [140.25, -12.85], [140.32, -12.82], [140.47, -12.47], [141.0, -12.25], [141.5, -12.46], [141.82, -12.32], [141.97, -11.97], [142.5, -11.75], [143.03, -11.97], [143.25, -12.5], [143.03, -13.03], [142.68, -13.18], [142.53, -13.53], [142.18, -13.68], [142.03, -14.03], [141.68, -14.18], [141.53, -14.53], [141.18, -14.68], [141.03, -15.03], [140.68, -15.18], [140.53, -15.53], [140.18, -15.68], [140.15, -15.75], [140.25, -16.0], [140.03, -16.53], [139.5, -16.75], [138.97, -16.53], [138.82, -16.18], [138.75, -16.15], [138.5, -16.25], [137.97, -16.03]]]]}, "2015-01-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[137.97, -16.03], [137.75, -15.5], [137.97, -14.97], [138.5, -14.75], [138.75, -14.85], [138.88, -14.8], [138.75, -14.5], [138.97, -13.97], [139.32, -13.82], [139.35, -13.75], [139.25, -13.5], [139.47, -12.97], [140.0, -12.75], [140.25, -12.85], [140.32, -12.82], [140.47, -12.47], [141.0, -12.25], [141.53, -12.47], [141.68, -12.82], [142.03, -12.97], [142.25, -13.5], [142.03, -14.03], [141.68, -14.18], [141.53, -14.53], [141.18, -14.68], [141.03, -15.03], [140.68, -15.18], [140.53, -15.53], [140.18, -15.68], [140.15, -15.75], [140.25, -16.0], [140.03, -16.53], [139.5, -16.75], [138.97, -16.53], [138.82, -16.18], [138.75, -16.15], [138.5, -16.25], [137.97, -16.03]]]]}, "2015-01-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[137.97, -16.03], [137.75, -15.5], [137.97, -14.97], [138.5, -14.75], [138.75, -14.85], [139.0, -14.75], [139.25, -14.85], [139.5, -14.75], [140.03, -14.97], [140.25, -15.5], [140.15, -15.75], [140.25, -16.0], [140.03, -16.53], [139.5, -16.75], [138.97, -16.53], [138.82, -16.18], [138.75, -16.15], [138.5, -16.25], [137.97, -16.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.4011613565236303}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.4400110318964334}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.918352545764606, 29.19163402399289, 29.523724518978042, 29.126919241286828, 29.60987969378914]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.958081940314912, 29.600890076547614, 30.199255161249482, 29.70351312280974, 29.676375926193202]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6030423282629158, 1.4603086376223189, 1.676982192207343, 1.1812930740964624, 1.255955373473384]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6073591851879883, 2.4011613565236303, 1.9248485267606839, 1.3713008241921898, 1.2861831608950638]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4374536512325102, 1.7616343720908312, 2.054565327587816, 1.4936551560541036, 1.3508612041996495]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4590568978124352, 2.2081825919299054, 2.5701719264903096, 1.802044584265931, 1.3862203905220845]}}