{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:40.567567", "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": "2016-Jun-10_to_2016-Jun-13_139.5_-2.5"}, "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": 2016060001778}, "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 10 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 13 2016"}, "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": 64835.560167742806}, "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": ["Indonesia", "Papua New Guinea"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": ["South Pacific 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": -2.5}, "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": 139.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "139.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 137.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 141.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -4.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -1.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[136.97, -1.47], [137.5, -1.25], [137.75, -1.35], [138.0, 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[140.75, -1.85], [141.0, -1.75], [141.53, -1.97], [141.68, -2.32], [142.03, -2.47], [142.25, -3.0], [142.03, -3.53], [141.5, -3.75], [141.25, -3.65], [141.13, -3.7], [141.25, -4.0], [141.03, -4.53], [140.5, -4.75], [139.97, -4.53], [139.82, -4.18], [139.75, -4.15], [139.5, -4.25], [139.25, -4.15], [139.0, -4.25], [138.47, -4.03], [138.25, -3.5], [138.38, -3.2], [138.25, -3.15], [138.0, -3.25], [137.75, -3.15], [137.5, -3.25], [136.97, -3.03], [136.75, -2.5], [136.85, -2.25], [136.75, -2.0], [136.97, -1.47]]]]}, "2016-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[136.97, -1.47], [137.5, -1.25], [137.75, -1.35], [138.0, -1.25], [138.25, -1.35], [138.5, -1.25], [138.75, -1.35], [139.0, -1.25], [139.53, -1.47], [139.68, -1.82], [139.75, -1.85], [140.0, -1.75], [140.25, -1.85], [140.5, -1.75], [140.75, -1.85], [141.0, -1.75], [141.53, -1.97], [141.68, -2.32], [142.03, -2.47], [142.25, -3.0], [142.03, -3.53], [141.5, -3.75], [141.25, -3.65], [141.13, -3.7], [141.25, -4.0], [141.03, -4.53], [140.5, -4.75], [139.97, -4.53], [139.82, -4.18], [139.75, -4.15], [139.5, -4.25], [139.25, -4.15], [139.0, -4.25], [138.47, -4.03], [138.25, -3.5], [138.38, -3.2], [138.25, -3.15], [138.0, -3.25], [137.75, -3.15], [137.5, -3.25], [136.97, -3.03], [136.75, -2.5], [136.85, -2.25], [136.75, -2.0], [136.97, -1.47]]]]}, "2016-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[140.97, -3.53], [140.75, -3.0], [140.97, -2.47], [141.5, -2.25], [142.03, -2.47], [142.25, -3.0], [142.03, -3.53], [141.5, -3.75], [140.97, -3.53]]], [[[137.5, -1.25], [137.75, -1.35], [138.0, -1.25], [138.53, -1.47], [138.7, -1.87], [139.0, -1.75], [139.25, -1.85], [139.5, -1.75], [140.03, -1.97], [140.25, -2.5], [140.03, -3.03], [139.5, -3.25], [139.25, -3.15], [139.0, -3.25], [138.47, -3.03], [138.3, -2.63], [138.18, -2.68], [138.03, -3.03], [137.5, -3.25], [136.97, -3.03], [136.75, -2.5], [136.85, -2.25], [136.75, -2.0], [136.97, -1.47], [137.5, -1.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.095481404535633}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.421113175826303}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.96178403698849, 26.907640951464373, 26.870611921466775, 26.809472549136558]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.243334872853723, 29.024803089607133, 28.758727810968253, 27.985914604447032]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4549466470571106, 1.427690414642243, 1.4341239926671527, 1.2341378317197116]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.095481404535633, 1.9976946093919423, 1.8339950459348984, 1.440631200368557]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7216693891609756, 1.709484803843872, 1.7778461962113963, 1.5426450087549386]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0921356869054986, 2.1766670979694838, 2.526639301364447, 1.7313652592003237]}}