{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:07:16.755567", "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": "2017-Feb-03_to_2017-Feb-08_109.0_-7.5"}, "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": 2017020001138}, "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 03 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 08 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 70600.80458920875}, "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": ["Java 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": -7.5}, "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": 109.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "109.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 107.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 111.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -5.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-02-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.97, -6.53], [107.75, -6.0], [107.97, -5.47], [108.5, -5.25], [108.75, -5.35], [109.0, -5.25], [109.25, -5.35], [109.5, -5.25], [109.75, -5.35], [110.0, -5.25], [110.25, -5.35], [110.5, -5.25], [111.03, -5.47], [111.25, -6.0], [111.15, -6.25], [111.25, -6.5], [111.03, -7.03], [110.5, -7.25], [110.25, -7.15], [110.0, -7.25], [109.75, -7.15], [109.5, -7.25], [108.97, -7.03], [108.82, -6.68], [108.75, -6.65], [108.5, -6.75], [107.97, -6.53]]]]}, "2017-02-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.35, -6.75], [107.25, -6.5], [107.47, -5.97], [107.82, -5.82], [107.97, -5.47], [108.5, -5.25], [108.75, -5.35], [109.0, -5.25], [109.25, -5.35], [109.5, -5.25], [109.75, -5.35], [110.0, -5.25], [110.25, -5.35], [110.5, -5.25], [111.03, -5.47], [111.25, -6.0], [111.15, -6.25], [111.25, -6.5], [111.03, -7.03], [110.68, -7.18], [110.53, -7.53], [110.0, -7.75], [109.75, -7.65], [109.68, -7.68], [109.53, -8.03], [109.0, -8.25], [108.75, -8.15], [108.5, -8.25], [108.25, -8.15], [108.0, -8.25], [107.47, -8.03], [107.25, -7.5], [107.35, -7.25], [107.25, -7.0], [107.35, -6.75]]]]}, "2017-02-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.35, -6.75], [107.25, -6.5], [107.47, -5.97], [107.82, -5.82], [107.97, -5.47], [108.5, -5.25], [108.75, -5.35], [109.0, -5.25], [109.25, -5.35], [109.5, -5.25], [109.75, -5.35], [110.0, -5.25], [110.25, -5.35], [110.5, -5.25], [111.03, -5.47], [111.25, -6.0], [111.15, -6.25], [111.18, -6.32], [111.25, -6.35], [111.5, -6.25], [112.03, -6.47], [112.25, -7.0], [112.03, -7.53], [111.5, -7.75], [111.25, -7.65], [111.18, -7.68], [111.03, -8.03], [110.5, -8.25], [109.97, -8.03], [109.82, -7.68], [109.75, -7.65], [109.68, -7.68], [109.53, -8.03], [109.0, -8.25], [108.75, -8.15], [108.5, -8.25], [108.25, -8.15], [108.0, -8.25], [107.47, -8.03], [107.25, -7.5], [107.35, -7.25], [107.25, -7.0], [107.35, -6.75]]]]}, "2017-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[107.35, -6.75], [107.25, -6.5], [107.47, -5.97], [108.0, -5.75], [108.25, 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-6.47]]], [[[107.25, -6.5], [107.47, -5.97], [108.0, -5.75], [108.53, -5.97], [108.68, -6.32], [108.75, -6.35], [109.0, -6.25], [109.53, -6.47], [109.75, -7.0], [109.65, -7.25], [109.75, -7.5], [109.53, -8.03], [109.0, -8.25], [108.75, -8.15], [108.5, -8.25], [108.25, -8.15], [108.0, -8.25], [107.47, -8.03], [107.25, -7.5], [107.35, -7.25], [107.25, -7.0], [107.35, -6.75], [107.25, -6.5]]]]}, "2017-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.0, -6.75], [109.53, -6.97], [109.75, -7.5], [109.53, -8.03], [109.0, -8.25], [108.47, -8.03], [108.25, -7.5], [108.47, -6.97], [109.0, -6.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.9240826922909378}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.1384341280419301}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.621522913427384, 26.817364768719017, 26.801272301070014, 26.467197919915066, 26.20913499726828, 26.925682140277047]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.87786816185576, 28.03276037923513, 27.72235884400874, 27.72441584556765, 27.46228528025506, 26.925682140277047]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0131434273064386, 1.1115925979093653, 1.1440348884194222, 1.2199218477478766, 1.1609337934747466, 0.9706314827061533]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.276825024907339, 1.4585062090707197, 1.8061714529433175, 1.9240826922909378, 1.3383222217398725, 0.9706314827061533]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [2.0006675482415464, 1.9609832305599393, 1.8631058860335552, 1.8354220170130517, 1.6317996017782106, 1.5599264679812246]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.5292188325763907, 2.6528799818357065, 2.5795330853387375, 2.5941430372123975, 1.9712369043335012, 1.5599264679812246]}}