{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:22:10.835319", "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-Nov-19_to_2020-Nov-23_114.5_-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": 2020110001948}, "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": "November 19 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 23 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": 65769.06582899595}, "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": ["Indian Ocean"]}, "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": 114.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "114.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 113.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 117.25}, "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": -20.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-11-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[116.0, -21.75], [116.25, -21.85], [116.5, -21.75], [117.03, -21.97], [117.18, -22.32], [117.53, -22.47], [117.75, -23.0], [117.53, -23.53], [117.0, -23.75], [116.75, -23.65], [116.5, -23.75], [116.25, -23.65], [116.0, -23.75], [115.5, -23.54], [115.0, -23.75], [114.47, -23.53], [114.25, -23.0], [114.47, -22.47], [115.0, -22.25], [115.3, -22.37], [115.47, -21.97], [116.0, -21.75]]]]}, "2020-11-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.35, -21.25], [113.25, -21.0], [113.47, -20.47], [114.0, -20.25], [114.25, -20.35], [114.5, -20.25], [114.75, -20.35], [115.0, -20.25], [115.53, -20.47], [115.75, -21.0], [115.65, -21.25], [115.75, -21.5], [115.65, -21.75], [115.68, -21.82], [115.75, -21.85], [116.0, -21.75], [116.25, -21.85], [116.5, -21.75], [117.03, -21.97], [117.18, -22.32], [117.53, -22.47], [117.75, -23.0], [117.53, -23.53], [117.0, -23.75], [116.75, -23.65], [116.5, -23.75], [116.25, -23.65], [116.0, -23.75], [115.75, -23.65], [115.5, -23.75], [115.25, -23.65], [115.0, -23.75], [114.47, -23.53], [114.32, -23.18], [113.97, -23.03], [113.82, -22.68], [113.47, -22.53], [113.25, -22.0], [113.35, -21.75], [113.25, -21.5], [113.35, -21.25]]]]}, "2020-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.75, -21.5], [112.97, -20.97], [113.32, -20.82], [113.47, -20.47], [114.0, -20.25], [114.25, -20.35], [114.5, -20.25], [114.75, -20.35], [115.0, -20.25], [115.53, -20.47], [115.75, -21.0], [115.65, -21.25], [115.75, -21.5], [115.65, -21.75], [115.68, -21.82], [115.75, -21.85], [116.0, -21.75], [116.25, -21.85], [116.5, -21.75], [117.03, -21.97], [117.18, -22.32], [117.53, -22.47], [117.75, -23.0], [117.53, -23.53], [117.0, -23.75], [116.75, -23.65], [116.5, -23.75], [116.25, -23.65], [116.18, -23.68], [116.03, -24.03], [115.5, -24.25], [115.25, -24.15], [115.0, -24.25], [114.75, -24.15], [114.5, -24.25], [113.97, -24.03], [113.75, -23.5], [113.96, -23.0], [113.82, -22.68], [113.47, -22.53], [113.32, -22.18], [112.97, -22.03], [112.75, -21.5]]]]}, "2020-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.75, -21.5], [112.97, -20.97], [113.32, -20.82], [113.47, -20.47], [114.0, -20.25], [114.25, -20.35], [114.5, -20.25], [114.75, -20.35], [115.0, -20.25], [115.53, -20.47], [115.75, -21.0], [115.65, -21.25], [115.75, -21.5], [115.65, -21.75], [115.68, -21.82], [116.03, -21.97], [116.18, -22.32], [116.25, -22.35], [116.5, -22.25], [116.75, -22.35], [117.0, -22.25], [117.53, -22.47], [117.75, -23.0], [117.53, -23.53], [117.0, -23.75], [116.75, -23.65], [116.5, -23.75], [116.25, -23.65], [116.18, -23.68], [116.03, -24.03], [115.5, -24.25], [115.25, -24.15], [115.0, -24.25], [114.75, -24.15], [114.5, -24.25], [113.97, -24.03], [113.75, -23.5], [113.96, -23.0], [113.82, -22.68], [113.47, -22.53], [113.32, -22.18], [112.97, -22.03], [112.75, -21.5]]]]}, "2020-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.75, -23.5], [113.97, -22.97], [114.5, -22.75], [114.75, -22.85], [115.0, -22.75], [115.25, -22.85], [115.5, -22.75], [116.03, -22.97], [116.25, -23.5], [116.03, -24.03], [115.5, -24.25], [115.25, -24.15], [115.0, -24.25], [114.75, -24.15], [114.5, -24.25], [113.97, -24.03], [113.75, -23.5]]], [[[112.97, -22.03], [112.75, -21.5], [112.97, -20.97], [113.5, -20.75], [114.03, -20.97], [114.25, -21.5], [114.03, -22.03], [113.5, -22.25], [112.97, -22.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.615109978418332}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.7338129539179366}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [33.8466003964283, 30.900317450306943, 31.60774459454359, 31.11194428523015, 30.438462997315696]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.71509577901867, 35.23005182571461, 35.77648901834698, 35.142821412777835, 32.89559340221916]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.5141327178456456, 3.33172542580398, 4.0995416986258, 3.8359175558428897, 3.33425962439145]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.8187859271514526, 4.911597115688835, 6.615109978418332, 5.59031306641549, 4.102471375626806]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2525793356548875, 1.479426692406038, 1.8242214661053455, 1.7514938890412122, 1.3135237995972247]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3073266517371178, 1.8069478278608029, 2.489354969845147, 2.3636138497540906, 1.3688292064668979]}}