{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:06:59.040402", "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-Dec-26_to_2016-Dec-29_137.0_-1.5"}, "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": 2016120002607}, "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": "December 26 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 29 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": 61789.07673490929}, "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"]}, "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": -1.5}, "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": 137.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "137.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 134.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 140.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -0.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-12-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.47, -2.03], [134.25, -1.5], [134.47, -0.97], [135.0, -0.75], [135.25, -0.85], [135.5, -0.75], [135.75, -0.85], [136.0, -0.75], [136.25, -0.85], [136.5, -0.75], [136.75, -0.85], [136.82, -0.82], [136.97, -0.47], [137.5, -0.25], [137.75, -0.35], [138.0, -0.25], [138.53, -0.47], [138.7, -0.87], [139.0, -0.75], [139.53, -0.97], [139.68, -1.32], [140.03, -1.47], [140.18, -1.82], [140.25, -1.85], [140.5, -1.75], [141.03, -1.97], [141.25, -2.5], [141.03, -3.03], [140.5, -3.25], [140.25, -3.15], [140.0, -3.25], [139.47, -3.03], [139.32, -2.68], [139.25, -2.65], [139.0, -2.75], [138.75, -2.65], [138.5, -2.75], [138.25, -2.65], [138.0, -2.75], [137.75, -2.65], [137.68, -2.68], [137.53, -3.03], [137.0, -3.25], [136.47, -3.03], [136.32, -2.68], [135.97, -2.53], [135.82, -2.18], [135.75, -2.15], [135.5, -2.25], [135.25, -2.15], [135.0, -2.25], [134.47, -2.03]]]]}, "2016-12-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.47, -2.03], [134.25, -1.5], [134.47, -0.97], [135.0, -0.75], [135.25, -0.85], [135.5, -0.75], [135.75, -0.85], [136.0, -0.75], [136.25, -0.85], [136.5, -0.75], [136.75, -0.85], [136.82, -0.82], [136.97, -0.47], [137.5, -0.25], [137.75, -0.35], [138.0, -0.25], [138.53, -0.47], [138.7, -0.87], [139.0, -0.75], [139.53, -0.97], [139.68, -1.32], [140.03, -1.47], [140.18, -1.82], [140.25, -1.85], [140.5, -1.75], [141.03, -1.97], [141.25, -2.5], [141.03, -3.03], [140.5, -3.25], [140.25, -3.15], [140.0, -3.25], [139.47, -3.03], [139.32, -2.68], [139.25, -2.65], [139.0, -2.75], [138.75, -2.65], [138.5, -2.75], [138.25, -2.65], [138.18, -2.68], [138.03, -3.03], [137.5, -3.25], [137.25, -3.15], [137.0, -3.25], [136.47, -3.03], [136.32, -2.68], [135.97, -2.53], [135.82, -2.18], [135.75, -2.15], [135.5, -2.25], [135.25, -2.15], [135.0, -2.25], [134.47, -2.03]]]]}, "2016-12-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.47, -2.03], [134.25, -1.5], [134.47, -0.97], [135.0, -0.75], [135.25, -0.85], [135.5, -0.75], [135.75, -0.85], [136.0, -0.75], [136.25, -0.85], [136.5, 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"Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.533199067566784, 1.6166759826235193, 1.4558066370462939, 1.185340691106262]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.0119510532188936, 1.6848650775811034, 1.5715013926952741, 1.329557438428056]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [3.0532268465017456, 2.102166794855347, 1.866669287304179, 1.4681417457280186]}}