{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:14:26.709111", "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": "2020-Jun-16_to_2020-Jun-18_122.0_-26.0"}, "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": 2020060002334}, "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": "June 16 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 18 2020"}, "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": 120512.5084382029}, "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": -26.0}, "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": 122.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "122.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 121.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 125.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -26.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -23.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[120.47, -24.97], [121.0, -24.75], [121.25, -24.854], [121.323, -24.823], [121.47, -24.47], [121.823, -24.323], [121.854, -24.25], [121.75, -24.0], [121.854, -23.75], [121.823, -23.677], [121.47, -23.53], [121.25, -23.0], [121.47, -22.47], [122.0, -22.25], [122.25, -22.354], [122.5, -22.25], [122.75, -22.354], [123.0, -22.25], [123.53, -22.47], [123.677, -22.823], [123.75, -22.854], [124.0, -22.75], [124.53, -22.97], [124.677, -23.323], [125.03, -23.47], [125.25, -24.0], [125.146, -24.25], [125.177, -24.323], [125.53, -24.47], [125.75, -25.0], [125.646, -25.25], [125.75, -25.5], [125.53, -26.03], [125.0, -26.25], [124.75, -26.146], [124.5, -26.25], [124.25, -26.146], [124.177, -26.177], [124.03, -26.53], [123.677, -26.677], [123.53, -27.03], [123.0, -27.25], [122.75, -27.146], [122.5, -27.25], [122.25, -27.146], [122.0, -27.25], [121.75, -27.146], [121.5, -27.25], [120.97, -27.03], [120.823, -26.677], [120.47, -26.53], [120.25, -26.0], [120.354, -25.75], [120.25, -25.5], [120.47, -24.97]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["C.Australia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-06-16T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[120.35355339059328, -25.75], [120.25, -25.5], [120.46966991411009, -24.96966991411009], [121.0, -24.75], [121.25, -24.853553390593273], [121.32322330470336, -24.82322330470336], [121.46966991411009, -24.46966991411009], [121.82322330470336, -24.32322330470336], [121.85355339059328, -24.25], [121.75, -24.0], [121.85355339059328, -23.75], [121.82322330470336, -23.67677669529664], [121.46966991411009, -23.53033008588991], [121.25, -23.0], [121.46966991411009, -22.46966991411009], [122.0, -22.25], [122.25, -22.353553390593273], [122.5, -22.25], [122.75, -22.353553390593273], [123.0, -22.25], [123.53033008588991, -22.46966991411009], [123.67677669529664, -22.82322330470336], [123.75, -22.853553390593273], [124.0, -22.75], [124.53033008588991, -22.96966991411009], [124.67677669529664, -23.32322330470336], [125.03033008588991, -23.46966991411009], [125.25, -24.0], [125.14644660940672, -24.25], [125.17677669529664, -24.32322330470336], [125.53033008588991, -24.46966991411009], [125.75, -25.0], [125.64644660940672, -25.25], [125.75, -25.5], [125.53033008588991, -26.03033008588991], [125.0, -26.25], [124.75, -26.146446609406727], [124.5, -26.25], [124.25, -26.146446609406727], [124.17677669529664, -26.17677669529664], [124.03033008588991, -26.53033008588991], [123.67677669529664, -26.67677669529664], [123.53033008588991, -27.03033008588991], [123.0, -27.25], [122.75, -27.146446609406727], [122.5, -27.25], [122.25, -27.146446609406727], [122.0, -27.25], [121.75, -27.146446609406727], [121.5, -27.25], [120.96966991411009, -27.03033008588991], [120.82322330470336, -26.67677669529664], [120.46966991411009, -26.53033008588991], [120.25, -26.0], [120.35355339059328, -25.75]]]}, "2020-06-17T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[120.35355339059328, -25.75], [120.25, -25.5], [120.46966991411009, -24.96966991411009], [121.0, -24.75], [121.25, -24.853553390593273], [121.32322330470336, -24.82322330470336], [121.46966991411009, -24.46966991411009], [121.82322330470336, -24.32322330470336], [121.85355339059328, -24.25], [121.75, -24.0], [121.85355339059328, -23.75], [121.82322330470336, -23.67677669529664], [121.46966991411009, -23.53033008588991], [121.25, -23.0], [121.46966991411009, -22.46966991411009], [122.0, -22.25], [122.25, -22.353553390593273], [122.5, -22.25], [122.75, -22.353553390593273], [123.0, -22.25], [123.53033008588991, -22.46966991411009], [123.67677669529664, -22.82322330470336], [123.75, -22.853553390593273], [124.0, -22.75], [124.53033008588991, -22.96966991411009], [124.67677669529664, -23.32322330470336], [125.03033008588991, -23.46966991411009], [125.25, -24.0], [125.14644660940672, -24.25], [125.17677669529664, -24.32322330470336], [125.53033008588991, -24.46966991411009], [125.75, -25.0], [125.64644660940672, -25.25], [125.75, -25.5], [125.53033008588991, -26.03033008588991], [125.0, -26.25], [124.75, -26.146446609406727], [124.5, -26.25], [124.25, -26.146446609406727], [124.17677669529664, -26.17677669529664], [124.03033008588991, -26.53033008588991], [123.67677669529664, -26.67677669529664], [123.53033008588991, -27.03033008588991], [123.0, -27.25], [122.75, -27.146446609406727], [122.5, -27.25], [122.25, -27.146446609406727], [122.0, -27.25], [121.75, -27.146446609406727], [121.5, -27.25], [120.96966991411009, -27.03033008588991], [120.82322330470336, -26.67677669529664], [120.46966991411009, -26.53033008588991], [120.25, -26.0], [120.35355339059328, -25.75]]]}, "2020-06-18T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[120.35355339059328, -25.75], [120.25, -25.5], [120.46966991411009, -24.96966991411009], [121.0, -24.75], [121.25, -24.853553390593273], [121.32322330470336, -24.82322330470336], [121.46966991411009, -24.46966991411009], [121.82322330470336, -24.32322330470336], [121.85355339059328, -24.25], [121.75, -24.0], [121.85355339059328, -23.75], [121.82322330470336, -23.67677669529664], [121.46966991411009, -23.53033008588991], [121.25, -23.0], [121.46966991411009, -22.46966991411009], [122.0, -22.25], [122.25, -22.353553390593273], [122.5, -22.25], [122.75, -22.353553390593273], [123.0, -22.25], [123.53033008588991, -22.46966991411009], [123.67677669529664, -22.82322330470336], [123.75, -22.853553390593273], [124.0, -22.75], [124.53033008588991, -22.96966991411009], [124.67677669529664, -23.32322330470336], [125.03033008588991, -23.46966991411009], [125.25, -24.0], [125.14644660940672, -24.25], [125.17677669529664, -24.32322330470336], [125.53033008588991, -24.46966991411009], [125.75, -25.0], [125.64644660940672, -25.25], [125.75, -25.5], [125.53033008588991, -26.03033008588991], [125.0, -26.25], [124.75, -26.146446609406727], [124.5, -26.25], [124.25, -26.146446609406727], [124.17677669529664, -26.17677669529664], [124.03033008588991, -26.53033008588991], [123.67677669529664, -26.67677669529664], [123.53033008588991, -27.03033008588991], [123.0, -27.25], [122.75, -27.146446609406727], [122.5, -27.25], [122.25, -27.146446609406727], [122.0, -27.25], [121.75, -27.146446609406727], [121.5, -27.25], [120.96966991411009, -27.03033008588991], [120.82322330470336, -26.67677669529664], [120.46966991411009, -26.53033008588991], [120.25, -26.0], [120.35355339059328, -25.75]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.239570283354965}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.671401392988152}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [18.88262182452695, 20.254999334006072, 19.684263725995038]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [21.641373723863012, 21.187613519518436, 21.026997580947466]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.03907359303807, 5.281529445749208, 4.693601140177174]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.689426049576127, 7.239570283354965, 5.466447631653068]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5833279479556877, 2.051662666978908, 1.7892333609137407]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.824710052933517, 2.924645405613042, 2.120044099706842]}}