{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:49:42.346334", "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": "2012-Feb-09_to_2012-Feb-17_116.0_-20.0"}, "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": 2012020002043}, "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 09 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 17 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 9}, "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": 362454.550659623}, "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", "N.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"]}, "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": -20.0}, "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": 116.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "116.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 110.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 122.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -21.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -16.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[114.47, -19.47], [115.0, -19.25], [115.25, -19.35], [115.5, -19.25], [115.75, -19.35], [116.0, -19.25], [116.53, -19.47], [116.75, -20.0], [116.65, -20.25], [116.75, -20.5], [116.53, -21.03], [116.18, -21.18], [116.03, -21.53], [115.5, -21.75], [114.97, -21.53], [114.75, -21.0], [114.85, -20.75], [114.82, -20.68], [114.47, -20.53], [114.25, -20.0], [114.47, -19.47]]], [[[114.97, -17.97], [115.5, -17.75], [116.03, -17.97], [116.25, -18.5], [116.03, -19.03], [115.5, -19.25], [114.97, -19.03], [114.75, -18.5], [114.97, -17.97]]]]}, "2012-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.5, -18.75], [112.75, -18.85], [113.0, -18.75], [113.53, -18.97], [113.68, -19.32], [113.8, -19.37], [113.85, -19.25], [113.75, -19.0], [113.97, -18.47], [114.32, -18.32], [114.47, -17.97], [115.0, -17.75], [115.25, -17.85], [115.5, -17.75], [116.03, -17.97], [116.25, -18.5], [116.03, -19.03], [115.5, -19.25], [115.75, -19.35], [116.0, -19.25], [116.53, -19.47], [116.75, -20.0], [116.65, -20.25], [116.75, -20.5], [116.53, -21.03], [116.18, -21.18], [116.03, -21.53], [115.5, -21.75], [115.25, -21.65], [115.0, -21.75], [114.75, -21.65], [114.68, -21.68], [114.53, -22.03], [114.0, -22.25], [113.47, -22.03], [113.25, -21.5], [113.35, -21.25], [113.25, -21.0], [113.35, -20.75], [113.32, -20.68], [113.25, -20.65], [113.0, -20.75], [112.75, -20.65], [112.5, -20.75], [111.97, -20.53], [111.75, -20.0], [111.85, -19.75], [111.75, -19.5], [111.97, -18.97], [112.5, -18.75]], [[115.25, -19.15], [115.18, -19.18], [115.15, -19.25], [115.18, -19.32], [115.25, -19.35], [115.5, -19.25], [115.25, -19.15]]], [[[120.32, -18.32], [120.35, -18.25], [120.25, -18.0], [120.47, -17.47], [121.0, -17.25], [121.25, -17.35], [121.5, -17.25], [121.75, -17.35], [122.0, -17.25], [122.53, -17.47], [122.75, -18.0], [122.53, -18.53], [122.18, -18.68], [122.15, -18.75], [122.25, -19.0], [122.03, -19.53], [121.5, -19.75], [121.25, -19.65], [121.18, -19.68], [121.03, -20.03], [120.5, -20.25], [119.97, -20.03], [119.75, -19.5], [119.85, -19.25], [119.75, -19.0], [119.97, -18.47], [120.32, -18.32]]]]}, "2012-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[111.97, -18.97], [112.5, -18.75], [112.75, -18.85], [113.0, -18.75], [113.53, -18.97], [113.68, -19.32], [113.8, -19.37], [113.85, -19.25], [113.75, -19.0], [113.97, -18.47], [114.32, -18.32], [114.47, -17.97], [115.0, -17.75], [115.25, -17.85], [115.5, -17.75], [115.75, -17.85], [116.0, -17.75], [116.53, -17.97], [116.75, -18.5], [116.63, -18.8], [116.75, -18.85], [117.0, -18.75], [117.25, -18.85], [117.32, -18.82], [117.46, -18.5], [117.32, -18.18], [116.97, -18.03], [116.75, -17.5], [116.85, -17.25], [116.75, -17.0], [116.97, -16.47], [117.5, -16.25], [117.75, -16.35], [117.82, -16.32], [117.97, -15.97], [118.5, -15.75], [118.75, -15.85], [119.0, -15.75], [119.25, -15.85], [119.5, -15.75], [119.75, -15.85], [120.0, -15.75], [120.53, -15.97], [120.75, -16.5], [120.53, -17.03], [120.0, -17.25], [119.75, -17.15], [119.5, -17.25], [119.25, -17.15], [119.13, -17.2], [119.18, -17.32], [119.53, -17.47], [119.68, -17.82], [120.03, -17.97], [120.18, -18.32], [120.25, -18.35], [120.32, -18.32], [120.35, -18.25], [120.25, -18.0], [120.47, -17.47], [121.0, -17.25], [121.25, -17.35], [121.5, -17.25], [121.75, -17.35], [122.0, -17.25], [122.53, -17.47], [122.75, -18.0], [122.53, -18.53], [122.18, -18.68], [122.15, -18.75], [122.25, -19.0], [122.03, -19.53], [121.5, -19.75], [121.25, -19.65], [121.18, -19.68], [121.03, -20.03], [120.5, -20.25], [119.97, -20.03], [119.82, -19.68], [119.5, -19.54], [119.0, -19.75], [118.75, -19.65], [118.68, -19.68], [118.65, -19.75], [118.75, -20.0], [118.53, -20.53], [118.0, -20.75], [117.75, -20.65], [117.5, -20.75], [117.25, -20.65], [117.18, -20.68], [117.03, -21.03], [116.5, -21.25], [116.25, -21.15], [116.18, -21.18], [116.03, -21.53], [115.5, -21.75], [115.25, -21.65], [115.0, -21.75], [114.75, -21.65], [114.68, -21.68], [114.53, -22.03], [114.0, -22.25], [113.47, -22.03], [113.25, -21.5], [113.35, -21.25], [113.25, -21.0], [113.35, -20.75], [113.32, -20.68], [113.25, -20.65], [113.0, -20.75], [112.75, -20.65], [112.5, -20.75], [111.97, -20.53], [111.75, -20.0], [111.85, -19.75], [111.75, -19.5], [111.97, -18.97]]]]}, "2012-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.97, -16.97], [110.5, -16.75], [111.03, -16.97], [111.18, -17.32], [111.5, -17.46], [112.0, -17.25], [112.25, -17.35], [112.5, -17.25], [112.75, -17.35], [113.0, -17.25], [113.25, -17.35], [113.32, -17.32], [113.47, -16.97], [114.0, -16.75], [114.25, -16.85], [114.32, -16.82], [114.47, -16.47], [115.0, -16.25], [115.25, -16.35], [115.5, -16.25], [116.03, -16.47], [116.18, -16.82], [116.25, -16.85], [116.5, -16.75], [116.8, -16.87], [116.97, -16.47], [117.5, -16.25], [117.75, -16.35], [117.82, -16.32], [117.97, -15.97], [118.5, -15.75], [118.75, -15.85], [119.0, -15.75], [119.25, -15.85], [119.5, -15.75], [119.75, -15.85], [120.0, -15.75], [120.53, -15.97], [120.75, -16.5], [120.53, -17.03], [120.0, -17.25], [119.75, -17.15], [119.5, -17.25], [119.25, -17.15], [119.13, -17.2], [119.18, -17.32], [119.53, -17.47], [119.68, -17.82], [120.03, -17.97], [120.18, -18.32], [120.25, -18.35], [120.32, -18.32], [120.35, -18.25], [120.25, -18.0], [120.47, -17.47], [121.0, -17.25], [121.25, -17.35], [121.5, -17.25], [121.75, -17.35], [122.0, -17.25], [122.53, -17.47], [122.75, -18.0], [122.53, -18.53], [122.18, -18.68], [122.15, -18.75], [122.25, -19.0], [122.03, -19.53], [121.5, -19.75], [121.25, -19.65], [121.18, -19.68], [121.03, -20.03], [120.5, -20.25], [119.97, -20.03], [119.82, -19.68], [119.5, -19.54], [119.18, -19.68], [119.15, -19.75], [119.25, -20.0], [119.03, -20.53], [118.5, -20.75], [118.25, -20.65], [118.0, -20.75], [117.75, -20.65], [117.5, -20.75], [117.25, -20.65], [117.18, -20.68], [117.03, -21.03], [116.68, -21.18], [116.53, -21.53], [116.18, -21.68], [116.03, -22.03], [115.5, -22.25], [115.25, -22.15], [115.0, -22.25], [114.75, -22.15], [114.5, -22.25], [114.25, -22.15], [114.0, -22.25], [113.47, -22.03], [113.25, -21.5], [113.35, -21.25], [113.25, -21.0], [113.35, -20.75], [113.32, -20.68], [113.25, -20.65], [113.0, -20.75], [112.75, -20.65], [112.5, -20.75], [111.97, -20.53], [111.82, -20.18], [111.47, -20.03], [111.32, -19.68], [110.97, -19.53], [110.82, -19.18], [110.47, -19.03], [110.32, -18.68], [109.97, -18.53], [109.75, -18.0], [109.85, -17.75], [109.75, -17.5], [109.97, -16.97]]]]}, "2012-02-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.97, -16.97], [110.5, -16.75], [111.03, -16.97], [111.18, -17.32], [111.5, -17.46], [112.0, -17.25], [112.25, -17.35], [112.5, -17.25], [112.75, -17.35], [113.0, -17.25], [113.25, -17.35], [113.32, -17.32], [113.47, -16.97], [113.82, -16.82], [113.97, -16.47], [114.5, -16.25], [114.75, -16.35], [115.0, -16.25], [115.25, -16.35], [115.5, -16.25], [116.03, -16.47], [116.18, -16.82], [116.25, -16.85], [116.5, -16.75], [116.8, -16.87], [116.97, -16.47], [117.5, -16.25], [117.75, -16.35], [117.82, -16.32], [117.97, -15.97], [118.5, -15.75], [118.75, -15.85], [119.0, -15.75], [119.25, -15.85], [119.5, -15.75], [119.75, -15.85], [120.0, -15.75], [120.53, -15.97], [120.75, -16.5], [120.53, -17.03], [120.0, -17.25], [119.75, -17.15], [119.5, -17.25], [119.25, -17.15], [119.13, -17.2], [119.18, -17.32], [119.53, -17.47], [119.68, -17.82], [120.03, -17.97], [120.18, -18.32], [120.53, -18.47], [120.75, -19.0], [120.53, -19.53], [120.0, -19.75], [119.5, -19.54], [119.18, -19.68], [119.15, -19.75], [119.25, -20.0], [119.03, -20.53], [118.5, -20.75], [118.25, -20.65], [118.18, -20.68], [118.03, -21.03], [117.68, -21.18], [117.53, -21.53], [117.0, -21.75], [116.75, -21.65], [116.5, -21.75], [116.25, -21.65], [116.18, -21.68], [116.03, -22.03], [115.5, -22.25], [115.25, -22.15], [115.0, -22.25], [114.75, -22.15], [114.5, -22.25], [114.25, -22.15], [114.0, -22.25], [113.47, -22.03], [113.25, -21.5], [113.35, -21.25], [113.25, -21.0], [113.35, -20.75], [113.32, -20.68], [113.25, -20.65], [113.0, -20.75], [112.75, -20.65], [112.5, -20.75], [111.97, -20.53], [111.82, -20.18], [111.47, -20.03], [111.32, -19.68], [110.97, -19.53], [110.82, -19.18], [110.47, -19.03], [110.32, -18.68], [109.97, -18.53], [109.75, -18.0], [109.85, -17.75], [109.75, -17.5], [109.97, -16.97]]]]}, "2012-02-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.97, -16.97], [110.5, -16.75], [111.03, -16.97], [111.18, -17.32], [111.5, -17.46], [112.0, -17.25], [112.25, -17.35], [112.5, -17.25], [112.75, -17.35], [113.0, -17.25], [113.25, -17.35], [113.32, -17.32], [113.47, -16.97], [113.82, -16.82], [113.97, -16.47], [114.5, -16.25], [114.75, -16.35], [115.0, -16.25], [115.25, -16.35], [115.5, -16.25], [116.03, -16.47], [116.18, -16.82], [116.25, -16.85], [116.5, -16.75], [117.03, -16.97], [117.18, -17.32], [117.53, -17.47], [117.68, -17.82], [118.03, -17.97], [118.18, -18.32], [118.53, -18.47], [118.68, -18.82], [119.03, -18.97], [119.25, -19.5], [119.15, -19.75], [119.25, -20.0], [119.03, -20.53], [118.5, -20.75], [118.25, -20.65], [118.18, -20.68], [118.03, -21.03], [117.68, -21.18], [117.53, -21.53], [117.0, -21.75], [116.75, -21.65], [116.5, -21.75], [116.25, -21.65], [116.18, -21.68], [116.03, -22.03], [115.5, -22.25], [115.25, -22.15], [115.0, -22.25], [114.75, -22.15], [114.5, -22.25], [113.97, -22.03], [113.75, -21.5], [113.85, -21.25], [113.75, -21.0], [113.85, -20.75], [113.82, -20.68], [113.75, -20.65], [113.5, -20.75], [112.97, -20.53], [112.82, -20.18], [112.75, -20.15], [112.5, -20.25], [112.25, -20.15], [112.0, -20.25], [111.47, -20.03], [111.32, -19.68], [110.97, -19.53], [110.82, -19.18], [110.47, -19.03], [110.32, -18.68], [109.97, -18.53], [109.75, -18.0], [109.85, -17.75], [109.75, -17.5], [109.97, -16.97]]]]}, "2012-02-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.75, -17.0], [113.97, -16.47], [114.5, -16.25], [115.03, -16.47], [115.18, -16.82], [115.53, -16.97], [115.68, -17.32], [115.75, -17.35], [116.0, -17.25], [116.25, -17.35], [116.5, -17.25], [116.75, -17.35], [117.0, -17.25], [117.53, -17.47], [117.75, -18.0], [117.65, -18.25], [117.68, -18.32], [118.03, -18.47], [118.18, -18.82], [118.53, -18.97], [118.75, -19.5], [118.65, -19.75], [118.75, -20.0], [118.53, -20.53], [118.18, -20.68], [118.03, -21.03], [117.68, -21.18], [117.53, -21.53], [117.0, -21.75], [116.75, -21.65], [116.5, -21.75], [116.25, -21.65], [116.0, -21.75], [115.47, -21.53], [115.25, -21.0], [115.35, -20.75], [115.25, -20.5], [115.35, -20.25], [115.25, -20.0], [115.35, -19.75], [115.25, -19.5], [115.35, -19.25], [115.32, -19.18], [114.97, -19.03], [114.82, -18.68], [114.47, -18.53], [114.25, -18.0], [114.35, -17.75], [114.32, -17.68], [113.97, -17.53], [113.75, -17.0]]]]}, "2012-02-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[116.35, -20.25], [116.25, -20.0], [116.47, -19.47], [117.0, -19.25], [117.25, -19.35], [117.5, -19.25], [118.03, -19.47], [118.25, -20.0], [118.15, -20.25], [118.25, -20.5], [118.03, -21.03], [117.68, -21.18], [117.53, -21.53], [117.0, -21.75], [116.47, -21.53], [116.25, -21.0], [116.35, -20.75], [116.25, -20.5], [116.35, -20.25]]]]}, "2012-02-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[116.47, -19.47], [117.0, -19.25], [117.53, -19.47], [117.75, -20.0], [117.65, -20.25], [117.75, -20.5], [117.53, -21.03], [117.0, -21.25], [116.47, -21.03], [116.25, -20.5], [116.35, -20.25], [116.25, -20.0], [116.47, -19.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.53518049470722}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.9487067042199957}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.48763234476513, 29.385358428680092, 29.573509436446727, 29.61072100067156, 30.152178515559456, 30.058564250564586, 30.176641958509833, 31.772706892847452, 30.616930951200857]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.955745385394437, 31.582651022992934, 31.461034756494485, 33.730129591255775, 35.07067402527986, 36.01785864551846, 35.14731795284041, 36.359661590506846, 30.88436163143018]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7480674457650676, 1.6116332843370795, 1.5382660985502232, 1.7638035096409432, 2.2958833289189755, 2.2377908972532397, 1.7230030754336667, 2.3669975748969136, 1.8954009756631933]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.9983417043267195, 2.3684345172729877, 2.2296197029805285, 3.9443359917167413, 4.526414365115386, 4.473795862595921, 3.4075521519177414, 4.53518049470722, 2.0167961414569504]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3702199577124925, 1.3788871253642583, 1.4483124462573709, 1.7203152469387886, 2.2563288961022607, 2.193237998973463, 1.536694886821554, 1.5028678341421102, 1.5066537297936402]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.474740345846988, 2.082338101889221, 2.128787039624766, 2.5436388942600434, 3.2168278357189037, 3.06829830033143, 1.9141221890992013, 1.6879773408086924, 1.5227928947547744]}}