{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:26.175234", "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": "2013-Dec-29_to_2014-Jan-01_130.5_-27.0"}, "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": 2013120002619}, "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": "December 29 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 01 2014"}, "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": 188321.28741655528}, "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": -27.0}, "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": 130.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "130.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 127.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 134.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -30.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -25.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-12-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.5, -26.25], [129.0, -26.46], [129.5, -26.25], [129.75, -26.35], [129.82, -26.32], [129.97, -25.97], [130.5, -25.75], [131.03, -25.97], [131.18, -26.32], [131.53, -26.47], [131.75, -27.0], [131.53, -27.53], [131.0, -27.75], [130.75, -27.65], [130.5, -27.75], [130.25, -27.65], [130.18, -27.68], [130.03, -28.03], [129.5, -28.25], [129.25, -28.15], [129.0, -28.25], [128.75, -28.15], [128.5, -28.25], [128.25, -28.15], [128.0, -28.25], [127.47, -28.03], [127.25, -27.5], [127.47, -26.97], [127.82, -26.82], [127.97, -26.47], [128.5, -26.25]]]]}, "2013-12-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.5, -26.25], [129.0, -26.46], [129.5, -26.25], [129.75, -26.35], [129.82, -26.32], [129.97, -25.97], [130.5, -25.75], [131.03, -25.97], [131.18, -26.32], [131.25, -26.35], [131.32, -26.32], [131.47, -25.97], [132.0, -25.75], [132.25, -25.85], [132.32, -25.82], [132.47, -25.47], [133.0, -25.25], [133.25, -25.35], [133.5, -25.25], [133.75, -25.35], [134.0, -25.25], [134.53, -25.47], [134.68, -25.82], [135.03, -25.97], [135.25, -26.5], [135.03, -27.03], [134.63, -27.2], [134.75, -27.5], [134.53, -28.03], [134.18, -28.18], [134.03, -28.53], [133.68, -28.68], [133.53, -29.03], [133.18, -29.18], [133.15, -29.25], [133.25, -29.5], [133.15, -29.75], [133.25, -30.0], [133.03, -30.53], [132.5, -30.75], [132.25, -30.65], [132.0, -30.75], [131.75, -30.65], [131.5, -30.75], [131.25, -30.65], [131.0, -30.75], [130.75, -30.65], [130.5, -30.75], [129.97, -30.53], [129.82, -30.18], [129.75, -30.15], [129.5, -30.25], [128.97, -30.03], [128.75, -29.5], [128.85, -29.25], [128.75, -29.0], [128.85, -28.75], [128.75, -28.5], [128.85, -28.25], [128.82, -28.18], [128.75, -28.15], [128.5, -28.25], [128.25, -28.15], [128.0, -28.25], [127.47, -28.03], [127.25, -27.5], [127.47, -26.97], [127.82, -26.82], [127.97, -26.47], [128.5, -26.25]]]]}, "2013-12-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.5, -26.25], [129.0, -26.46], [129.5, -26.25], [129.75, -26.35], [129.82, -26.32], [129.97, -25.97], [130.5, 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"anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.892398562118927, 6.636182508496803, 8.169140557240384, 8.528018938384555]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.58531041903251, 8.717145325947513, 12.594328841412619, 11.177756070407725]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6327721552820698, 1.6895129649014449, 2.0385184272263315, 2.057060482451044]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8015283471465229, 2.0010555018327265, 2.596143719496161, 2.5013986639618855]}}