{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:53:06.862351", "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-Apr-05_to_2013-Apr-08_125.0_-31.0"}, "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": 2013040001628}, "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": "April 05 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 08 2013"}, "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": 72499.5288533122}, "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", "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": []}, "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": -31.0}, "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": 125.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "125.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 123.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 126.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -31.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -28.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-04-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[123.25, -29.5], [123.47, -28.97], [124.0, -28.75], [124.25, -28.85], [124.5, -28.75], [125.0, -28.96], [125.5, -28.75], [126.03, -28.97], [126.18, -29.32], [126.53, -29.47], [126.75, -30.0], [126.65, -30.25], [126.75, -30.5], [126.65, -30.75], [126.75, -31.0], [126.53, -31.53], [126.0, -31.75], [125.75, -31.65], [125.5, -31.75], [125.25, -31.65], [125.0, -31.75], [124.47, -31.53], [124.32, -31.18], [123.97, -31.03], [123.75, -30.5], [123.85, -30.25], [123.82, -30.18], [123.47, -30.03], [123.25, -29.5]]]]}, "2013-04-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.75, -29.0], [122.97, -28.47], [123.32, -28.32], [123.47, -27.97], [124.0, -27.75], [124.25, -27.85], [124.5, -27.75], [125.0, -27.96], [125.5, -27.75], [126.03, -27.97], [126.18, -28.32], [126.53, -28.47], [126.68, -28.82], [127.03, -28.97], [127.25, -29.5], [127.15, -29.75], [127.25, -30.0], [127.03, -30.53], [126.68, -30.68], [126.65, -30.75], [126.75, -31.0], [126.53, -31.53], [126.0, -31.75], [125.75, -31.65], [125.5, -31.75], [125.25, -31.65], [125.0, -31.75], [124.47, -31.53], [124.32, -31.18], [123.97, -31.03], [123.75, -30.5], [123.85, -30.25], [123.82, -30.18], [123.47, -30.03], [123.32, -29.68], [122.97, -29.53], [122.75, -29.0]]]]}, "2013-04-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.75, -29.0], [122.97, -28.47], [123.32, -28.32], [123.47, -27.97], [124.0, -27.75], [124.25, -27.85], [124.5, -27.75], [125.0, -27.96], [125.5, -27.75], [126.03, -27.97], [126.18, -28.32], [126.53, -28.47], [126.68, -28.82], [127.03, -28.97], [127.25, -29.5], [127.15, -29.75], [127.25, -30.0], [127.03, -30.53], [126.68, -30.68], [126.65, -30.75], [126.75, -31.0], [126.53, -31.53], [126.0, -31.75], [125.75, -31.65], [125.5, -31.75], [125.25, -31.65], [125.0, -31.75], [124.47, -31.53], [124.32, -31.18], [123.97, -31.03], [123.75, -30.5], [123.85, -30.25], [123.82, -30.18], [123.47, -30.03], [123.32, -29.68], [122.97, -29.53], [122.75, -29.0]]]]}, "2013-04-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[122.75, -29.0], [122.97, -28.47], [123.32, -28.32], [123.47, -27.97], [124.0, -27.75], [124.25, -27.85], [124.5, -27.75], [125.0, -27.96], [125.5, -27.75], [126.03, -27.97], [126.18, -28.32], [126.53, -28.47], [126.68, -28.82], [127.03, -28.97], [127.25, -29.5], [127.15, -29.75], [127.25, -30.0], [127.03, -30.53], [126.63, -30.7], [126.75, -31.0], [126.53, -31.53], [126.0, -31.75], [125.75, -31.65], [125.5, -31.75], [125.25, -31.65], [125.0, -31.75], [124.47, -31.53], [124.32, -31.18], [123.97, -31.03], [123.75, -30.5], [123.85, -30.25], [123.82, -30.18], [123.47, -30.03], [123.32, -29.68], [122.97, -29.53], [122.75, -29.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.113146758635082}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.36478690235988}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.325234997329517, 26.42933727698636, 26.079352497685193, 26.203832854780728]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.3081212364836, 27.221737330461224, 27.443972414552377, 27.16410947417279]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.0201304547964405, 5.7070096476508025, 5.284308284337128, 5.265303917055423]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.676282850625057, 6.113146758635082, 5.6715153514899725, 5.8354402424674845]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5821910269516475, 1.728761912501154, 1.5496316608620202, 1.519671844513104]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8376482993343526, 1.9441051622538374, 1.6443995028142726, 1.6952453387241333]}}