{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:27:13.317163", "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": "2021-Aug-07_to_2021-Aug-09_123.0_-33.0"}, "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": 2021080001895}, "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 07 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 09 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 85787.035634414}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Oceania"]}, "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": -33.0}, "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": 123.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "123.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 121.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 124.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -34.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -31.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[120.854, -31.25], [120.75, -31.0], [120.97, -30.47], [121.5, -30.25], [121.75, -30.354], [122.0, -30.25], [122.53, -30.47], 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time step", "value": {"2021-08-07T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[120.85355339059328, -31.75], [120.75, -31.5], [120.85355339059328, -31.25], [120.75, -31.0], [120.96966991411009, -30.46966991411009], [121.5, -30.25], [121.75, -30.353553390593273], [122.0, -30.25], [122.53033008588991, -30.46966991411009], [122.67677669529664, -30.82322330470336], [122.75, -30.853553390593273], [123.0, -30.75], [123.53033008588991, -30.96966991411009], [123.67677669529664, -31.32322330470336], [124.03033008588991, -31.46966991411009], [124.25, -32.0], [124.14644660940672, -32.25], [124.17677669529664, -32.32322330470336], [124.25, -32.35355339059328], [124.5, -32.25], [125.03033008588991, -32.46966991411009], [125.25, -33.0], [125.14644660940672, -33.25], [125.25, -33.5], [125.14644660940672, -33.75], [125.25, -34.0], [125.03033008588991, -34.53033008588991], [124.5, -34.75], [124.25, -34.64644660940672], [124.0, -34.75], [123.75, -34.64644660940672], [123.5, -34.75], 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"evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [16.411576022030488, 17.6951857166419, 18.03918831476159]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.689757073214709, 4.742789698895772, 3.927826207124507]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.750382512639021, 5.96058699486241, 5.3145173251309075]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7113779758351932, 2.1641451413056734, 1.7061878453962869]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0325020789920254, 2.4896068422567605, 2.17326613474165]}}