{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:52.398403", "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": "2015-Sep-05_to_2015-Sep-07_104.5_11.0"}, "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": 2015090001469}, "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": "September 05 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 07 2015"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 115439.29782711892}, "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": ["Cambodia", "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": ["Gulf of Thailand", "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": 11.0}, "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": 104.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "104.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 104.25}, "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": 8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-09-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[103.85, 10.75], [103.75, 11.0], [103.97, 11.53], [104.32, 11.68], [104.47, 12.03], [104.82, 12.18], [104.97, 12.53], [105.32, 12.68], [105.47, 13.03], [106.0, 13.25], [106.53, 13.03], [106.75, 12.5], [106.65, 12.25], [106.68, 12.18], [106.75, 12.15], [107.0, 12.25], [107.53, 12.03], [107.68, 11.68], [107.75, 11.65], [108.0, 11.75], [108.25, 11.65], [108.5, 11.75], [109.03, 11.53], [109.18, 11.18], [109.25, 11.15], [109.5, 11.25], [110.03, 11.03], [110.18, 10.68], [110.53, 10.53], [110.75, 10.0], [110.53, 9.47], [110.0, 9.25], [109.47, 9.47], [109.32, 9.82], [109.25, 9.85], [109.0, 9.75], [108.75, 9.85], [108.68, 9.82], [108.53, 9.47], [108.0, 9.25], [107.75, 9.35], [107.68, 9.32], [107.53, 8.97], [107.0, 8.75], [106.75, 8.85], [106.5, 8.75], [105.97, 8.97], [105.82, 9.32], [105.75, 9.35], [105.68, 9.32], [105.65, 9.25], [105.75, 9.0], [105.53, 8.47], [105.0, 8.25], [104.47, 8.47], [104.25, 9.0], [104.35, 9.25], [104.32, 9.32], [103.97, 9.47], [103.75, 10.0], [103.85, 10.25], [103.75, 10.5], [103.85, 10.75]]]]}, "2015-09-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[103.85, 10.75], [103.75, 11.0], [103.97, 11.53], [104.32, 11.68], [104.47, 12.03], [104.82, 12.18], [104.97, 12.53], [105.32, 12.68], [105.47, 13.03], [106.0, 13.25], [106.53, 13.03], [106.75, 12.5], [106.65, 12.25], [106.68, 12.18], [106.75, 12.15], [107.0, 12.25], [107.53, 12.03], [107.68, 11.68], [107.75, 11.65], [108.0, 11.75], [108.25, 11.65], [108.5, 11.75], [109.03, 11.53], [109.18, 11.18], [109.25, 11.15], [109.5, 11.25], [110.03, 11.03], [110.18, 10.68], [110.53, 10.53], [110.75, 10.0], [110.53, 9.47], [110.0, 9.25], [109.47, 9.47], [109.32, 9.82], [109.25, 9.85], [109.0, 9.75], [108.75, 9.85], [108.68, 9.82], [108.53, 9.47], [108.0, 9.25], [107.75, 9.35], [107.68, 9.32], [107.53, 8.97], [107.0, 8.75], [106.75, 8.85], [106.5, 8.75], [105.97, 8.97], [105.82, 9.32], [105.75, 9.35], [105.68, 9.32], [105.65, 9.25], [105.75, 9.0], [105.53, 8.47], [105.0, 8.25], [104.47, 8.47], [104.25, 9.0], [104.35, 9.25], [104.32, 9.32], [103.97, 9.47], [103.75, 10.0], [103.85, 10.25], [103.75, 10.5], [103.85, 10.75]]]]}, "2015-09-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[103.85, 10.75], [103.75, 11.0], [103.97, 11.53], [104.32, 11.68], [104.47, 12.03], [104.82, 12.18], [104.97, 12.53], [105.32, 12.68], [105.47, 13.03], [106.0, 13.25], [106.53, 13.03], [106.75, 12.5], [106.65, 12.25], [106.68, 12.18], [106.75, 12.15], [107.0, 12.25], [107.53, 12.03], [107.68, 11.68], [107.75, 11.65], [108.0, 11.75], [108.25, 11.65], [108.5, 11.75], [109.03, 11.53], [109.18, 11.18], [109.25, 11.15], [109.5, 11.25], [110.03, 11.03], [110.18, 10.68], [110.53, 10.53], [110.75, 10.0], [110.53, 9.47], [110.0, 9.25], [109.47, 9.47], [109.32, 9.82], [109.25, 9.85], [109.0, 9.75], [108.75, 9.85], [108.68, 9.82], [108.53, 9.47], [108.0, 9.25], [107.75, 9.35], [107.68, 9.32], [107.53, 8.97], [107.0, 8.75], [106.75, 8.85], [106.5, 8.75], [105.97, 8.97], [105.82, 9.32], [105.75, 9.35], [105.68, 9.32], [105.65, 9.25], [105.75, 9.0], [105.53, 8.47], [105.0, 8.25], [104.47, 8.47], [104.25, 9.0], [104.35, 9.25], [104.32, 9.32], [103.97, 9.47], [103.75, 10.0], [103.85, 10.25], [103.75, 10.5], [103.85, 10.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7313958723601104}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5231025288857638}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.64498367517598, 28.93573833852014, 29.017014537343755]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.92150381966843, 30.630191940405382, 31.003241946645403]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.260094532500327, 1.595389191601944, 1.7138238625550202]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7173282390355666, 2.4175933609934077, 2.7313958723601104]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5154331583300746, 1.8967684206401594, 2.052062765235191]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8860669061188189, 2.3966195171048312, 2.673275607175625]}}