{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:21.275989", "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-Feb-26_to_2017-Mar-01_146.0_-46.5"}, "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": 2017020002288}, "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": "February 26 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 01 2017"}, "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": 87662.92081745903}, "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": ["S.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", "South Pacific Ocean", "Tasman 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": -46.5}, "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": 146.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "146.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 144.75}, "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": -47.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -42.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-02-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[144.25, -45.5], [144.47, -44.97], [145.0, -44.75], [145.25, -44.85], [145.32, -44.82], [145.47, -44.47], [146.0, -44.25], [146.53, -44.47], [146.68, -44.82], [146.75, -44.85], [147.0, -44.75], [147.53, -44.97], [147.75, -45.5], [147.53, -46.03], [147.13, -46.2], [147.25, -46.5], [147.15, -46.75], [147.25, -47.0], [147.03, -47.53], [146.5, -47.75], [145.97, -47.53], [145.82, -47.18], [145.75, -47.15], [145.5, -47.25], [144.97, -47.03], [144.75, -46.5], [144.85, -46.25], [144.82, -46.18], [144.47, -46.03], [144.25, -45.5]]]]}, "2017-02-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[144.47, -43.47], [145.0, -43.25], [145.25, -43.35], [145.5, -43.25], [145.75, -43.35], [146.0, -43.25], [146.25, -43.35], [146.32, -43.32], [146.47, -42.97], [146.82, -42.82], [146.97, -42.47], [147.5, -42.25], [148.0, -42.46], [148.5, -42.25], [149.03, -42.47], [149.25, -43.0], [149.15, -43.25], [149.25, -43.5], [149.03, -44.03], [148.68, -44.18], [148.63, -44.3], [149.03, -44.47], [149.25, -45.0], [149.03, -45.53], [148.5, -45.75], [148.25, -45.65], [148.18, -45.68], [148.03, -46.03], [147.68, -46.18], [147.53, -46.53], [147.18, -46.68], [147.15, -46.75], [147.25, -47.0], [147.03, -47.53], [146.5, -47.75], [145.97, -47.53], [145.82, -47.18], [145.75, -47.15], [145.5, -47.25], [144.97, -47.03], [144.75, -46.5], [144.85, -46.25], [144.82, -46.18], [144.47, -46.03], [144.25, -45.5], [144.46, -45.0], [144.25, -44.5], [144.35, -44.25], [144.25, -44.0], [144.47, -43.47]]]]}, "2017-02-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[144.47, -43.47], [145.0, -43.25], [145.25, -43.35], [145.5, -43.25], [145.75, -43.35], [146.0, -43.25], [146.25, -43.35], [146.32, -43.32], [146.47, -42.97], [146.82, -42.82], [146.97, -42.47], [147.5, -42.25], [148.0, -42.46], [148.5, -42.25], [149.03, -42.47], [149.25, -43.0], [149.15, -43.25], [149.25, -43.5], [149.03, -44.03], [148.68, -44.18], [148.63, -44.3], [149.03, -44.47], [149.25, -45.0], [149.03, -45.53], [148.5, -45.75], [148.25, -45.65], [148.18, -45.68], [148.03, -46.03], [147.68, -46.18], [147.53, -46.53], [147.18, -46.68], [147.15, -46.75], [147.25, -47.0], [147.03, -47.53], [146.5, -47.75], [145.97, -47.53], [145.82, -47.18], [145.75, -47.15], [145.5, -47.25], [144.97, -47.03], [144.75, -46.5], [144.85, -46.25], [144.82, -46.18], [144.47, -46.03], [144.25, -45.5], [144.46, -45.0], [144.25, -44.5], [144.35, -44.25], [144.25, -44.0], [144.47, -43.47]]]]}, "2017-03-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[144.47, -43.47], [145.0, -43.25], [145.25, -43.35], [145.5, -43.25], [145.75, -43.35], [146.0, -43.25], [146.25, -43.35], [146.32, -43.32], [146.47, -42.97], [146.82, -42.82], [146.97, -42.47], [147.5, -42.25], [148.0, -42.46], [148.5, -42.25], [149.03, -42.47], [149.25, -43.0], [149.15, -43.25], [149.25, -43.5], [149.03, -44.03], [148.68, -44.18], [148.63, -44.3], [149.03, -44.47], [149.25, -45.0], [149.03, -45.53], [148.5, -45.75], [148.25, -45.65], [148.18, -45.68], [148.03, -46.03], [147.68, -46.18], [147.53, -46.53], [147.18, -46.68], [147.15, -46.75], [147.25, -47.0], [147.03, -47.53], [146.5, -47.75], [145.97, -47.53], [145.82, -47.18], [145.75, -47.15], [145.5, -47.25], [144.97, -47.03], [144.75, -46.5], [144.85, -46.25], [144.82, -46.18], [144.47, -46.03], [144.25, -45.5], [144.46, -45.0], [144.25, -44.5], [144.35, -44.25], [144.25, -44.0], [144.47, -43.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.14445170576613}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.633692632443835}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [14.648571186524464, 16.535187877893577, 16.11138898923332, 15.994507026068504]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [15.300263563718659, 18.959669336863385, 18.990181526652577, 19.336385552920603]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.0771536067809677, 2.931458312570977, 2.5734559795448106, 2.5631253129145777]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.482404358897952, 3.619757257538538, 3.472586363027233, 4.14445170576613]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4854884013095786, 1.928426679310249, 1.663257990780377, 1.5940972599623435]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7900449168956367, 2.6193604680408917, 2.036354487641764, 1.8974984605180076]}}