{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:02.845671", "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": "2012-Jul-14_to_2012-Jul-18_107.5_17.5"}, "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": 2012070002335}, "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": "July 14 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 18 2012"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 73703.84036659522}, "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": 17.5}, "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": 107.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "107.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 106.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 110.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 15.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-07-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.47, 17.53], [106.82, 17.68], [106.97, 18.03], [107.5, 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"MultiPolygon", "coordinates": [[[[105.97, 18.53], [106.5, 18.75], [106.75, 18.65], [106.82, 18.68], [106.97, 19.03], [107.5, 19.25], [108.0, 19.04], [108.5, 19.25], [109.03, 19.03], [109.18, 18.68], [109.25, 18.65], [109.5, 18.75], [109.75, 18.65], [110.0, 18.75], [110.53, 18.53], [110.75, 18.0], [110.53, 17.47], [110.18, 17.32], [110.03, 16.97], [109.68, 16.82], [109.53, 16.47], [109.18, 16.32], [109.15, 16.25], [109.25, 16.0], [109.03, 15.47], [108.5, 15.25], [107.97, 15.47], [107.82, 15.82], [107.5, 15.96], [107.0, 15.75], [106.47, 15.97], [106.25, 16.5], [106.35, 16.75], [106.32, 16.82], [105.97, 16.97], [105.75, 17.5], [105.85, 17.75], [105.75, 18.0], [105.97, 18.53]]]]}, "2012-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[105.97, 18.53], [106.5, 18.75], [106.75, 18.65], [106.82, 18.68], [106.97, 19.03], [107.5, 19.25], [108.0, 19.04], [108.5, 19.25], [109.03, 19.03], [109.18, 18.68], [109.25, 18.65], [109.5, 18.75], [109.75, 18.65], [110.0, 18.75], [110.53, 18.53], [110.75, 18.0], [110.53, 17.47], [110.18, 17.32], [110.03, 16.97], [109.68, 16.82], [109.53, 16.47], [109.18, 16.32], [109.15, 16.25], [109.25, 16.0], [109.03, 15.47], [108.5, 15.25], [107.97, 15.47], [107.82, 15.82], [107.47, 15.97], [107.3, 16.38], [107.0, 16.25], [106.47, 16.47], [106.32, 16.82], [105.97, 16.97], [105.75, 17.5], [105.85, 17.75], [105.75, 18.0], [105.97, 18.53]]]]}, "2012-07-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.25, 18.0], [106.47, 18.53], [106.82, 18.68], [106.97, 19.03], [107.5, 19.25], [108.03, 19.03], [108.18, 18.68], [108.25, 18.65], [108.5, 18.75], [108.75, 18.65], [109.0, 18.75], [109.53, 18.53], [109.75, 18.0], [109.65, 17.75], [109.75, 17.5], [109.65, 17.25], [109.75, 17.0], [109.53, 16.47], [109.13, 16.3], [109.25, 16.0], [109.03, 15.47], [108.5, 15.25], [107.97, 15.47], [107.75, 16.0], [107.88, 16.3], [107.47, 16.47], [107.32, 16.82], [106.97, 16.97], [106.82, 17.32], [106.47, 17.47], [106.25, 18.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.286262352038932}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.359466248445626}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.995139497579373, 30.33963343857198, 30.448178039032484, 30.50326982073227, 30.234705661179134]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.547370550741732, 31.855006137245027, 32.16724092686877, 31.772901844501632, 30.56492966195009]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4458863019443697, 1.3590544625685788, 1.4420689266063027, 1.392964403118737, 1.1367528070355084]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7519485544139002, 2.022204646006003, 2.286262352038932, 1.8416452912492787, 1.4412370604941884]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2800767581545924, 1.619824048565652, 1.7318032394102594, 1.7155116579905823, 1.4335109682222722]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.345854880718245, 1.95745945409613, 2.1078389720140702, 2.2267208270560146, 1.82492802679187]}}