{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:47.343007", "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-Aug-21_to_2017-Aug-24_150.0_-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": 2017080002498}, "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": "August 21 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 24 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": 51517.72981848301}, "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": ["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": ["Coral 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": -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": 150.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "150.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 148.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 152.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -24.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -19.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-08-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[150.0, -21.25], [150.53, -21.47], [150.75, -22.0], [150.53, -22.53], [150.0, -22.75], [149.47, -22.53], [149.25, -22.0], [149.47, -21.47], [150.0, -21.25]]]]}, "2017-08-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.25, -20.0], [148.47, -19.47], [149.0, -19.25], [149.53, -19.47], [149.68, -19.82], [150.03, -19.97], [150.18, -20.32], [150.53, -20.47], [150.68, -20.82], [151.03, -20.97], [151.18, -21.32], [151.25, -21.35], [151.5, -21.25], [152.03, -21.47], [152.25, -22.0], [152.15, -22.25], [152.25, -22.5], [152.15, -22.75], [152.18, -22.82], [152.53, -22.97], [152.75, -23.5], [152.65, -23.75], [152.75, -24.0], [152.53, -24.53], [152.0, -24.75], [151.47, -24.53], [151.32, -24.18], [151.25, -24.15], [151.0, -24.25], [150.47, -24.03], [150.25, -23.5], [150.35, -23.25], [150.25, -23.0], [150.35, -22.75], [150.32, -22.68], [150.25, -22.65], [150.0, -22.75], [149.47, -22.53], [149.25, -22.0], [149.35, -21.75], [149.32, -21.68], [148.97, -21.53], [148.75, -21.0], [148.85, -20.75], [148.82, -20.68], [148.47, -20.53], [148.25, -20.0]]]]}, "2017-08-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.25, -20.0], [148.47, -19.47], [149.0, -19.25], [149.53, -19.47], [149.68, -19.82], [150.03, -19.97], [150.18, -20.32], [150.53, -20.47], [150.68, -20.82], [151.03, -20.97], [151.18, -21.32], [151.25, -21.35], [151.5, -21.25], [152.03, -21.47], [152.25, -22.0], [152.15, -22.25], [152.25, -22.5], [152.15, -22.75], [152.18, -22.82], [152.53, -22.97], [152.75, -23.5], [152.65, -23.75], [152.75, -24.0], [152.53, -24.53], [152.0, -24.75], [151.47, -24.53], [151.32, -24.18], [151.25, -24.15], [151.0, -24.25], [150.47, -24.03], [150.25, -23.5], [150.35, -23.25], [150.25, -23.0], [150.35, -22.75], [150.32, -22.68], [150.25, -22.65], [150.0, -22.75], [149.47, -22.53], [149.25, -22.0], [149.35, -21.75], [149.32, -21.68], [148.97, -21.53], [148.75, -21.0], [148.85, -20.75], [148.82, -20.68], [148.47, -20.53], [148.25, -20.0]]]]}, "2017-08-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[148.25, -20.0], [148.47, -19.47], [149.0, -19.25], [149.53, -19.47], [149.68, -19.82], [150.03, -19.97], [150.18, -20.32], [150.53, -20.47], [150.68, -20.82], [151.03, -20.97], [151.18, -21.32], [151.25, -21.35], [151.5, -21.25], [152.03, -21.47], [152.25, -22.0], [152.15, -22.25], [152.25, -22.5], [152.15, -22.75], [152.18, -22.82], [152.53, -22.97], [152.75, -23.5], [152.65, -23.75], [152.75, -24.0], [152.53, -24.53], [152.0, -24.75], [151.47, -24.53], [151.32, -24.18], [151.25, -24.15], [151.0, -24.25], [150.47, -24.03], [150.25, -23.5], [150.35, -23.25], [150.25, -23.0], [150.35, -22.75], [150.32, -22.68], [150.25, -22.65], [150.0, -22.75], [149.47, -22.53], [149.25, -22.0], [149.35, -21.75], [149.32, -21.68], [148.97, -21.53], [148.75, -21.0], [148.85, -20.75], [148.82, -20.68], [148.47, -20.53], [148.25, -20.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.3062109467554137}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8268886665603439}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.67529109968632, 21.978640154180027, 21.923740650699642, 21.960403422564184]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [21.67529109968632, 22.74542575619813, 22.678816161581324, 22.863635475268495]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8192333330025576, 1.8671345239732016, 1.8167447998948363, 1.7972119721217596]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.8192333330025576, 2.3062109467554137, 2.183521778626698, 1.9500422465784482]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8084237188740564, 1.727840895523855, 1.615936525975898, 1.6365872182089145]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8084237188740564, 2.0748334796728196, 1.931759461625819, 1.769846293841313]}}