{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:18:36.095719", "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": "2018-Nov-17_to_2018-Nov-23_125.5_5.0"}, "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": 2018110002173}, "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": "November 17 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 23 2018"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 55484.117755425614}, "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": ["Celebes Sea", "Molukka Sea", "Philippine Sea"]}, "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": 5.0}, "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": 125.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "125.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 124.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 128.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-11-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[126.75, 3.5], [126.97, 4.03], [127.5, 4.25], [128.03, 4.03], [128.18, 3.68], [128.53, 3.53], [128.75, 3.0], [128.53, 2.47], [128.0, 2.25], [127.47, 2.47], [127.32, 2.82], [126.97, 2.97], [126.75, 3.5]]]]}, "2018-11-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[126.47, 4.53], [127.0, 4.75], [127.53, 4.53], [127.68, 4.18], [128.03, 4.03], [128.18, 3.68], [128.53, 3.53], [128.75, 3.0], [128.53, 2.47], [128.0, 2.25], [127.47, 2.47], [127.32, 2.82], [127.25, 2.85], [127.0, 2.75], [126.47, 2.97], [126.25, 3.5], [126.35, 3.75], [126.25, 4.0], [126.47, 4.53]]]]}, "2018-11-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.47, 5.03], [125.0, 5.25], [125.25, 5.15], [125.5, 5.25], [125.75, 5.15], [126.0, 5.25], [126.53, 5.03], [126.7, 4.63], [127.0, 4.75], [127.53, 4.53], [127.68, 4.18], [128.03, 4.03], [128.18, 3.68], [128.53, 3.53], [128.68, 3.18], [129.03, 3.03], [129.25, 2.5], [129.03, 1.97], [128.5, 1.75], [127.97, 1.97], [127.82, 2.32], [127.47, 2.47], [127.32, 2.82], [127.25, 2.85], [127.0, 2.75], [126.47, 2.97], [126.3, 3.37], [126.0, 3.25], [125.75, 3.35], [125.5, 3.25], [125.25, 3.35], [125.0, 3.25], [124.47, 3.47], [124.25, 4.0], [124.35, 4.25], [124.25, 4.5], [124.47, 5.03]]]]}, "2018-11-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[124.47, 5.03], [124.82, 5.18], [124.97, 5.53], [125.5, 5.75], [125.75, 5.65], [126.0, 5.75], [126.25, 5.65], [126.5, 5.75], [126.75, 5.65], [127.0, 5.75], [127.25, 5.65], [127.5, 5.75], [128.03, 5.53], [128.25, 5.0], [128.03, 4.47], [127.68, 4.32], [127.65, 4.25], [127.68, 4.18], [128.03, 4.03], [128.25, 3.5], [128.07, 3.07], [128.5, 3.25], [129.03, 3.03], [129.25, 2.5], [129.03, 1.97], [128.5, 1.75], [127.97, 1.97], [127.75, 2.5], [127.93, 2.93], [127.5, 2.75], [127.25, 2.85], [127.0, 2.75], [126.47, 2.97], [126.3, 3.37], [126.0, 3.25], [125.75, 3.35], [125.5, 3.25], [125.25, 3.35], [125.0, 3.25], [124.47, 3.47], [124.25, 4.0], [124.35, 4.25], [124.25, 4.5], [124.47, 5.03]]]]}, "2018-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[127.97, 1.97], [127.75, 2.5], [127.97, 3.03], [128.5, 3.25], [129.03, 3.03], [129.25, 2.5], [129.03, 1.97], [128.5, 1.75], [127.97, 1.97]]], [[[124.82, 5.18], [124.97, 5.53], [125.5, 5.75], [125.75, 5.65], [126.0, 5.75], [126.25, 5.65], [126.5, 5.75], [126.75, 5.65], [127.0, 5.75], [127.25, 5.65], [127.5, 5.75], [128.03, 5.53], [128.25, 5.0], [128.03, 4.47], [127.68, 4.32], [127.53, 3.97], [127.0, 3.75], [126.75, 3.85], [126.68, 3.82], [126.53, 3.47], [126.0, 3.25], [125.75, 3.35], [125.5, 3.25], [125.25, 3.35], [125.0, 3.25], [124.47, 3.47], [124.25, 4.0], [124.35, 4.25], [124.25, 4.5], [124.47, 5.03], [124.82, 5.18]]]]}, "2018-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[127.97, 1.97], [127.75, 2.5], [127.97, 3.03], [128.5, 3.25], [129.03, 3.03], [129.25, 2.5], [129.03, 1.97], [128.5, 1.75], [127.97, 1.97]]], [[[124.97, 5.53], [125.5, 5.75], [125.75, 5.65], [126.0, 5.75], [126.25, 5.65], [126.5, 5.75], [126.75, 5.65], 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27.857711742448544, 27.851997296615252]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.066789391965756, 28.129184178703724, 28.017708973945844, 28.356246378559092, 28.41211451396481, 28.37021341241058, 27.851997296615252]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8839135390380193, 0.8478356919800802, 0.8464900457774072, 1.049143855323895, 1.0340910152144471, 0.8794639167342287, 0.6979644200653183]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.9688676732112071, 0.978517323740391, 0.9051039995772499, 1.2091831887738067, 1.2512073746846113, 1.2278636876369546, 0.6979644200653183]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7575962352428172, 1.6527812440076217, 1.5640344198295326, 1.9513822552039248, 1.91807331535345, 1.6522544124365208, 1.403354761581594]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9567531281524695, 1.9115302399598895, 1.7011341465078957, 2.2402769667446276, 2.1739008224872007, 2.157355727345456, 1.403354761581594]}}