{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:07.944448", "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-21_to_2017-May-26_146.5_-24.0"}, "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": 2017050002433}, "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 21 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": 6}, "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": 77874.58393011075}, "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", "E.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": -24.0}, "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": 146.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "146.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 144.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 148.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -27.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -23.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-05-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[143.75, -25.0], [143.97, -24.47], [144.5, -24.25], [144.75, -24.35], [144.82, -24.32], [144.97, -23.97], [145.5, -23.75], [145.8, -23.87], [145.97, -23.47], [146.5, -23.25], [147.03, -23.47], [147.25, -24.0], [147.13, -24.3], [147.53, -24.47], [147.75, -25.0], [147.65, -25.25], [147.75, -25.5], [147.63, -25.8], [148.03, -25.97], [148.18, -26.32], [148.25, -26.35], [148.5, -26.25], [149.03, -26.47], [149.25, -27.0], [149.15, -27.25], [149.25, -27.5], [149.03, -28.03], [148.5, -28.25], [148.25, -28.15], [148.0, -28.25], [147.47, -28.03], [147.25, -27.5], [147.35, -27.25], [147.32, -27.18], [147.25, -27.15], [147.18, -27.18], [147.03, -27.53], [146.5, -27.75], [146.25, -27.65], [146.0, -27.75], [145.47, -27.53], [145.32, -27.18], [144.97, -27.03], [144.82, -26.68], [144.47, -26.53], [144.25, -26.0], [144.35, -25.75], [144.32, -25.68], [143.97, -25.53], [143.75, -25.0]]]]}, "2017-05-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[143.75, -25.0], [143.97, -24.47], [144.5, -24.25], [144.75, -24.35], [144.82, -24.32], [144.97, -23.97], [145.5, -23.75], [145.8, -23.87], [145.97, -23.47], [146.5, -23.25], [147.03, -23.47], [147.18, -23.82], [147.53, -23.97], [147.75, -24.5], [147.65, -24.75], [147.75, -25.0], [147.65, -25.25], [147.75, -25.5], [147.63, -25.8], [148.03, -25.97], [148.18, -26.32], [148.25, -26.35], [148.5, -26.25], [149.03, -26.47], [149.25, -27.0], [149.15, -27.25], [149.25, -27.5], [149.03, -28.03], [148.5, -28.25], [148.25, -28.15], [148.0, -28.25], [147.47, -28.03], [147.25, -27.5], [147.35, -27.25], [147.32, -27.18], [147.25, -27.15], [147.18, -27.18], [147.03, -27.53], [146.5, -27.75], [146.25, -27.65], [146.0, -27.75], [145.47, -27.53], [145.32, -27.18], [144.97, -27.03], [144.82, -26.68], [144.47, -26.53], [144.25, -26.0], [144.35, -25.75], [144.32, -25.68], [143.97, -25.53], [143.75, -25.0]]]]}, "2017-05-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[143.75, -25.0], [143.97, -24.47], [144.5, -24.25], [144.75, -24.35], [144.82, -24.32], [144.97, -23.97], [145.5, -23.75], [145.8, -23.87], [145.97, -23.47], [146.5, -23.25], [147.03, -23.47], [147.18, -23.82], [147.53, -23.97], [147.75, -24.5], [147.65, -24.75], [147.75, -25.0], [147.65, -25.25], [147.75, -25.5], [147.63, -25.8], [148.03, -25.97], [148.18, -26.32], [148.25, -26.35], [148.5, -26.25], [149.03, -26.47], [149.25, -27.0], [149.15, -27.25], [149.25, -27.5], [149.03, -28.03], [148.5, -28.25], [148.25, -28.15], [148.0, -28.25], [147.47, -28.03], [147.25, -27.5], [147.35, -27.25], [147.32, -27.18], [147.25, -27.15], [147.18, -27.18], [147.03, -27.53], [146.5, -27.75], [146.25, -27.65], [146.0, -27.75], [145.47, -27.53], [145.32, -27.18], [144.97, -27.03], [144.82, -26.68], [144.47, -26.53], [144.25, -26.0], [144.35, -25.75], [144.32, -25.68], [143.97, -25.53], [143.75, -25.0]]]]}, "2017-05-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[145.5, -23.75], [145.8, -23.87], [145.97, -23.47], [146.5, -23.25], [147.03, -23.47], [147.18, -23.82], [147.53, -23.97], [147.75, -24.5], [147.65, -24.75], [147.75, -25.0], [147.53, -25.53], [147.0, -25.75], [146.75, -25.65], [146.5, -25.75], [146.25, -25.65], [146.0, -25.75], [145.75, -25.65], [145.5, -25.75], [145.25, -25.65], [145.0, -25.75], [144.47, -25.53], [144.25, -25.0], [144.47, -24.47], [144.82, -24.32], [144.97, -23.97], [145.5, -23.75]]]]}, "2017-05-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[146.5, -23.25], [147.03, -23.47], [147.25, -24.0], [147.03, -24.53], [146.5, -24.75], [145.97, -24.53], [145.75, -24.0], [145.97, -23.47], [146.5, -23.25]]]]}, "2017-05-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[146.5, -23.25], [147.03, -23.47], [147.25, -24.0], [147.03, -24.53], [146.5, -24.75], [145.97, -24.53], [145.75, -24.0], [145.97, -23.47], [146.5, -23.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.332928693295628}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.089629636655162}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [19.899522317715878, 20.085655122492483, 19.95028498924472, 20.211989360281848, 19.339491535630486, 19.35517232530873]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [22.204363685092005, 22.541541286982635, 21.70241592015708, 22.03943102681785, 19.339491535630486, 19.35517232530873]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.9274281393790034, 4.207101038598923, 4.259350124120961, 3.8692851550684537, 3.0813184108363316, 3.1987642381562296]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.31763454566692, 4.7103168049548, 5.332928693295628, 4.493104518798361, 3.0813184108363316, 3.1987642381562296]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4392069516670911, 1.5022957246091533, 1.5127543829141548, 1.4101025126785172, 1.2140144561048518, 1.228245428451673]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5805719213251308, 1.6608004604258764, 1.8777917273246825, 1.5190320827283974, 1.2140144561048518, 1.228245428451673]}}