{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:35:39.966101", "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": "2023-Jun-08_to_2023-Jun-16_109.5_14.5"}, "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": 2023060001558}, "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 08 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 16 2023"}, "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": 229860.4063829594}, "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": ["Vietnam"]}, "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 China 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": 14.5}, "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": 109.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "109.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 107.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 115.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 11.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.97, 11.97], [108.75, 12.5], [108.97, 13.03], [109.5, 13.25], [110.03, 13.03], [110.25, 12.5], [110.03, 11.97], [109.5, 11.75], [108.97, 11.97]]], [[[108.97, 13.97], [108.75, 14.5], [108.97, 15.03], [109.5, 15.25], [110.03, 15.03], [110.25, 14.5], [110.03, 13.97], [109.5, 13.75], [108.97, 13.97]]]]}, "2023-06-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.75, 13.0], [108.97, 13.53], [109.5, 13.75], [109.75, 13.65], [110.0, 13.75], [110.53, 13.53], [110.75, 13.0], [110.65, 12.75], [110.75, 12.5], [110.53, 11.97], [110.18, 11.82], [110.03, 11.47], [109.5, 11.25], [108.97, 11.47], [108.75, 12.0], [108.85, 12.25], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0]]], [[[108.97, 15.03], [109.5, 15.25], [109.75, 15.15], [110.0, 15.25], [110.53, 15.03], [110.75, 14.5], [110.53, 13.97], [110.0, 13.75], [109.75, 13.85], [109.5, 13.75], [108.97, 13.97], [108.75, 14.5], [108.97, 15.03]]]]}, "2023-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.75, 13.0], [108.97, 13.53], [109.5, 13.75], [109.75, 13.65], [110.0, 13.75], [110.53, 13.53], [110.75, 13.0], [110.65, 12.75], [110.75, 12.5], [110.53, 11.97], [110.18, 11.82], [110.03, 11.47], [109.5, 11.25], [108.97, 11.47], [108.75, 12.0], [108.85, 12.25], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0]]], [[[108.97, 15.03], [109.5, 15.25], [109.75, 15.15], [110.0, 15.25], [110.53, 15.03], [110.75, 14.5], [110.53, 13.97], [110.0, 13.75], [109.75, 13.85], [109.5, 13.75], [108.97, 13.97], [108.75, 14.5], [108.97, 15.03]]]]}, "2023-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.25, 15.0], [108.47, 15.53], [108.82, 15.68], [108.85, 15.75], [108.75, 16.0], [108.85, 16.25], [108.75, 16.5], [108.97, 17.03], [109.5, 17.25], [109.75, 17.15], [110.0, 17.25], [110.53, 17.03], [110.75, 16.5], [110.65, 16.25], [110.75, 16.0], [110.53, 15.47], [110.18, 15.32], [110.15, 15.25], [110.18, 15.18], [110.53, 15.03], [110.68, 14.68], [111.03, 14.53], [111.25, 14.0], [111.15, 13.75], [111.25, 13.5], [111.03, 12.97], [110.68, 12.82], [110.65, 12.75], [110.75, 12.5], [110.53, 11.97], [110.18, 11.82], [110.03, 11.47], [109.5, 11.25], [108.97, 11.47], [108.75, 12.0], [108.85, 12.25], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0], [108.97, 13.53], [109.5, 13.75], [108.97, 13.97], [108.82, 14.32], [108.47, 14.47], [108.25, 15.0]], [[109.75, 13.65], [109.82, 13.68], [109.85, 13.75], [109.82, 13.82], [109.75, 13.85], [109.5, 13.75], [109.75, 13.65]]]]}, "2023-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[109.25, 17.15], [109.5, 17.25], [109.75, 17.15], [110.0, 17.25], [110.25, 17.15], [110.5, 17.25], [111.03, 17.03], [111.2, 16.63], [111.5, 16.75], [111.75, 16.65], [112.0, 16.75], [112.53, 16.53], [112.75, 16.0], [112.65, 15.75], [112.68, 15.68], [113.03, 15.53], [113.18, 15.18], [113.53, 15.03], [113.68, 14.68], [113.75, 14.65], [114.0, 14.75], [114.25, 14.65], [114.5, 14.75], [115.0, 14.54], [115.5, 14.75], [116.03, 14.53], [116.25, 14.0], [116.15, 13.75], [116.25, 13.5], [116.15, 13.25], [116.25, 13.0], [116.15, 12.75], [116.25, 12.5], [116.03, 11.97], [115.68, 11.82], [115.53, 11.47], [115.18, 11.32], [115.03, 10.97], [114.5, 10.75], [113.97, 10.97], [113.75, 11.5], [113.88, 11.8], [113.47, 11.97], [113.32, 12.32], [112.97, 12.47], [112.82, 12.82], [112.47, 12.97], [112.25, 13.5], [112.35, 13.75], [112.32, 13.82], [112.25, 13.85], [112.0, 13.75], [111.7, 13.87], [111.53, 13.47], [111.18, 13.32], [111.03, 12.97], [110.68, 12.82], [110.53, 12.47], [110.18, 12.32], [110.03, 11.97], [109.5, 11.75], [108.97, 11.97], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0], [108.97, 13.53], [109.5, 13.75], [108.97, 13.97], [108.82, 14.32], [108.47, 14.47], [108.25, 15.0], [108.35, 15.25], [108.25, 15.5], [108.35, 15.75], [108.25, 16.0], [108.35, 16.25], [108.25, 16.5], [108.47, 17.03], [109.0, 17.25], [109.25, 17.15]], [[109.75, 13.65], [109.82, 13.68], [109.85, 13.75], [109.8, 13.87], [109.5, 13.75], [109.75, 13.65]], [[110.5, 14.75], [110.75, 14.65], [111.0, 14.75], [111.3, 14.63], [111.35, 14.75], [111.25, 15.0], [111.35, 15.25], [111.32, 15.32], [111.0, 15.46], [110.68, 15.32], [110.53, 14.97], [110.18, 14.82], [110.15, 14.75], [110.2, 14.63], [110.5, 14.75]]], [[[107.5, 17.75], [108.03, 17.53], [108.25, 17.0], [108.15, 16.75], [108.25, 16.5], [108.03, 15.97], [107.5, 15.75], [106.97, 15.97], [106.75, 16.5], [106.85, 16.75], [106.75, 17.0], [106.97, 17.53], [107.5, 17.75]]]]}, "2023-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.97, 17.53], [107.5, 17.75], [108.03, 17.53], [108.25, 17.0], [108.15, 16.75], [108.18, 16.68], [108.25, 16.65], [108.32, 16.68], [108.47, 17.03], [109.0, 17.25], [109.25, 17.15], [109.32, 17.18], [109.47, 17.53], [109.82, 17.68], [109.97, 18.03], [110.5, 18.25], [110.75, 18.15], [111.0, 18.25], [111.53, 18.03], [111.68, 17.68], [111.75, 17.65], [111.82, 17.68], [111.97, 18.03], [112.5, 18.25], [113.03, 18.03], [113.25, 17.5], [113.15, 17.25], [113.18, 17.18], [113.25, 17.15], [113.5, 17.25], [114.03, 17.03], [114.18, 16.68], [114.53, 16.53], [114.75, 16.0], [114.53, 15.47], [114.0, 15.25], [113.75, 15.35], [113.68, 15.32], [113.54, 15.0], [113.68, 14.68], [113.75, 14.65], [114.0, 14.75], [114.25, 14.65], [114.5, 14.75], [115.0, 14.54], [115.5, 14.75], [116.03, 14.53], [116.25, 14.0], [116.15, 13.75], [116.25, 13.5], [116.15, 13.25], [116.25, 13.0], [116.15, 12.75], [116.25, 12.5], [116.03, 11.97], [115.68, 11.82], [115.53, 11.47], [115.18, 11.32], [115.03, 10.97], [114.5, 10.75], [113.97, 10.97], [113.75, 11.5], [113.88, 11.8], [113.47, 11.97], [113.32, 12.32], [112.97, 12.47], [112.82, 12.82], [112.47, 12.97], [112.25, 13.5], [112.35, 13.75], [112.32, 13.82], [112.25, 13.85], [112.0, 13.75], [111.7, 13.87], [111.53, 13.47], [111.18, 13.32], [111.03, 12.97], [110.68, 12.82], [110.53, 12.47], [110.18, 12.32], [110.03, 11.97], [109.5, 11.75], [108.97, 11.97], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0], [108.97, 13.53], [109.5, 13.75], [108.97, 13.97], [108.82, 14.32], [108.47, 14.47], [108.25, 15.0], [108.35, 15.25], [108.32, 15.32], [108.25, 15.35], [108.0, 15.25], [107.47, 15.47], [107.32, 15.82], [106.97, 15.97], [106.75, 16.5], [106.85, 16.75], [106.75, 17.0], [106.97, 17.53]], [[109.75, 13.65], [109.82, 13.68], [109.85, 13.75], [109.8, 13.87], [109.5, 13.75], [109.75, 13.65]], [[110.5, 14.75], [110.75, 14.65], [111.0, 14.75], [111.3, 14.63], [111.35, 14.75], [111.25, 15.0], [111.35, 15.25], [111.32, 15.32], [111.0, 15.46], [110.68, 15.32], [110.53, 14.97], [110.18, 14.82], [110.15, 14.75], [110.2, 14.63], [110.5, 14.75]]]]}, "2023-06-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.97, 17.53], [107.5, 17.75], [108.03, 17.53], [108.25, 17.0], [108.15, 16.75], [108.18, 16.68], [108.25, 16.65], [108.32, 16.68], [108.47, 17.03], [109.0, 17.25], [109.25, 17.15], [109.32, 17.18], [109.47, 17.53], [109.82, 17.68], [109.97, 18.03], [110.5, 18.25], [110.75, 18.15], [111.0, 18.25], [111.53, 18.03], [111.68, 17.68], [111.75, 17.65], [111.82, 17.68], [111.97, 18.03], [112.5, 18.25], [113.03, 18.03], [113.25, 17.5], [113.15, 17.25], [113.18, 17.18], [113.25, 17.15], [113.5, 17.25], [114.03, 17.03], [114.18, 16.68], [114.53, 16.53], [114.75, 16.0], [114.53, 15.47], [114.0, 15.25], [113.75, 15.35], [113.68, 15.32], [113.54, 15.0], [113.68, 14.68], [113.75, 14.65], [114.0, 14.75], [114.25, 14.65], [114.5, 14.75], [115.0, 14.54], [115.5, 14.75], [116.03, 14.53], [116.25, 14.0], [116.15, 13.75], [116.25, 13.5], [116.15, 13.25], [116.25, 13.0], [116.15, 12.75], [116.25, 12.5], [116.03, 11.97], [115.68, 11.82], [115.53, 11.47], [115.18, 11.32], [115.03, 10.97], [114.5, 10.75], [113.97, 10.97], [113.75, 11.5], [113.88, 11.8], [113.47, 11.97], [113.32, 12.32], [112.97, 12.47], [112.82, 12.82], [112.47, 12.97], [112.25, 13.5], [112.35, 13.75], [112.32, 13.82], [112.25, 13.85], [112.0, 13.75], [111.7, 13.87], [111.53, 13.47], [111.18, 13.32], [111.03, 12.97], [110.68, 12.82], [110.53, 12.47], [110.18, 12.32], [110.03, 11.97], [109.5, 11.75], [108.97, 11.97], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0], [108.97, 13.53], [109.32, 13.68], [109.38, 13.8], [108.97, 13.97], [108.82, 14.32], [108.47, 14.47], [108.25, 15.0], [108.35, 15.25], [108.32, 15.32], [108.25, 15.35], [108.0, 15.25], [107.47, 15.47], [107.32, 15.82], [106.97, 15.97], [106.75, 16.5], [106.85, 16.75], [106.75, 17.0], [106.97, 17.53]], [[110.5, 14.75], [110.75, 14.65], [111.0, 14.75], [111.3, 14.63], [111.35, 14.75], [111.25, 15.0], [111.35, 15.25], [111.32, 15.32], [111.0, 15.46], [110.68, 15.32], [110.53, 14.97], [110.18, 14.82], [110.15, 14.75], [110.2, 14.63], [110.5, 14.75]]]]}, "2023-06-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.97, 17.53], [107.5, 17.75], [108.03, 17.53], [108.25, 17.0], [108.15, 16.75], [108.18, 16.68], [108.25, 16.65], [108.32, 16.68], [108.47, 17.03], [109.0, 17.25], [109.25, 17.15], [109.32, 17.18], [109.47, 17.53], [109.82, 17.68], [109.97, 18.03], [110.5, 18.25], [110.75, 18.15], [111.0, 18.25], [111.53, 18.03], [111.68, 17.68], [111.75, 17.65], [111.82, 17.68], [111.97, 18.03], [112.5, 18.25], [113.03, 18.03], [113.25, 17.5], [113.15, 17.25], [113.18, 17.18], [113.25, 17.15], [113.5, 17.25], [114.03, 17.03], [114.18, 16.68], [114.53, 16.53], [114.75, 16.0], [114.53, 15.47], [114.0, 15.25], [113.75, 15.35], [113.68, 15.32], [113.53, 14.97], [113.0, 14.75], [112.75, 14.85], [112.5, 14.75], [111.97, 14.97], [111.82, 15.32], [111.47, 15.47], [111.32, 15.82], [111.25, 15.85], [111.18, 15.82], [111.03, 15.47], [110.68, 15.32], [110.53, 14.97], [110.18, 14.82], [110.15, 14.75], [110.25, 14.5], [110.13, 14.2], [110.25, 14.15], [110.5, 14.25], [111.03, 14.03], [111.25, 13.5], [111.03, 12.97], [110.68, 12.82], [110.53, 12.47], [110.18, 12.32], [110.03, 11.97], [109.5, 11.75], [108.97, 11.97], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0], [108.97, 13.53], [109.32, 13.68], [109.38, 13.8], [108.97, 13.97], [108.82, 14.32], [108.47, 14.47], [108.25, 15.0], [108.35, 15.25], [108.32, 15.32], [108.25, 15.35], [108.0, 15.25], [107.47, 15.47], [107.32, 15.82], [106.97, 15.97], [106.75, 16.5], [106.85, 16.75], [106.75, 17.0], [106.97, 17.53]]]]}, "2023-06-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[108.47, 16.53], [108.82, 16.68], [108.97, 17.03], [109.32, 17.18], [109.47, 17.53], [110.0, 17.75], [110.25, 17.65], [110.5, 17.75], [111.03, 17.53], [111.25, 17.0], [111.03, 16.47], [110.68, 16.32], [110.65, 16.25], [110.75, 16.0], [110.53, 15.47], [110.18, 15.32], [110.15, 15.25], [110.25, 15.0], [110.15, 14.75], [110.25, 14.5], [110.13, 14.2], [110.53, 14.03], [110.75, 13.5], [110.53, 12.97], [110.18, 12.82], [110.15, 12.75], [110.25, 12.5], [110.03, 11.97], [109.5, 11.75], [108.97, 11.97], [108.75, 12.5], [108.85, 12.75], [108.75, 13.0], [108.97, 13.53], [109.32, 13.68], [109.38, 13.8], [108.97, 13.97], [108.75, 14.5], [108.85, 14.75], [108.82, 14.82], [108.47, 14.97], [108.25, 15.5], [108.35, 15.75], [108.25, 16.0], [108.47, 16.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.4201447370331834}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.082195125586308}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.705645893625388, 29.913795261521216, 29.85356615163664, 29.953034795961344, 29.666072686637392, 29.77604775678276, 29.811429576311127, 30.133009859495246, 30.083497775877902]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.022320083862212, 30.519260011694257, 30.4335948476255, 31.036693997916018, 31.001362241252252, 31.71193223373797, 31.349679257642606, 31.468626772536027, 30.615991967293382]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9924884586686744, 1.3126809874207441, 1.2448222319770577, 1.0367309933919522, 0.9834390954611513, 1.0503206258979638, 1.0913925866526228, 1.1966351940393918, 1.052857515270562]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.0719238043540145, 1.5415290936575161, 1.5642678785815747, 1.410522832071365, 1.7613046118685247, 2.4201447370331834, 2.024399956169475, 2.1367652314183943, 1.2891504783430605]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2693980491842245, 1.7801909874823951, 1.7289576817852976, 1.3842742445526166, 1.408011072081066, 1.4965179653488725, 1.5597333981789847, 1.5789623915702897, 1.366699065745739]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3152522988916464, 1.9359292794326979, 2.1599073166563705, 1.6760236259581882, 1.8679300677534203, 1.9453504983924952, 2.0206467948952764, 2.133850770042929, 1.595604505265235]}}