{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:01.921806", "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": "2019-Jul-02_to_2019-Jul-05_101.5_15.0"}, "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": 2019070000138}, "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 02 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 05 2019"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": "Cold spell"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 125670.16793424104}, "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", "Myanmar", "Thailand"]}, "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"]}, "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": 15.0}, "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": 101.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "101.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 98.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 103.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 12.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 16.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[100.25, 16.0], [100.47, 16.53], [101.0, 16.75], [101.53, 16.53], [101.68, 16.18], [101.75, 16.15], [102.0, 16.25], [102.25, 16.15], [102.5, 16.25], [102.75, 16.15], [103.0, 16.25], [103.53, 16.03], [103.75, 15.5], [103.53, 14.97], [103.18, 14.82], [103.03, 14.47], [102.5, 14.25], [102.25, 14.35], [102.0, 14.25], [101.75, 14.35], [101.5, 14.25], [100.97, 14.47], [100.75, 15.0], [100.85, 15.25], [100.82, 15.32], [100.47, 15.47], [100.25, 16.0]]]]}, "2019-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.75, 14.5], [97.97, 15.03], [98.32, 15.18], [98.47, 15.53], [98.82, 15.68], [98.85, 15.75], [98.75, 16.0], [98.97, 16.53], [99.5, 16.75], [100.03, 16.53], [100.18, 16.18], [100.25, 16.15], [100.32, 16.18], [100.47, 16.53], [101.0, 16.75], [101.53, 16.53], [101.68, 16.18], [101.75, 16.15], [102.0, 16.25], [102.25, 16.15], [102.5, 16.25], [102.75, 16.15], [103.0, 16.25], [103.53, 16.03], [103.75, 15.5], [103.63, 15.2], [104.03, 15.03], [104.25, 14.5], [104.15, 14.25], [104.25, 14.0], [104.03, 13.47], [103.5, 13.25], [102.97, 13.47], [102.82, 13.82], [102.75, 13.85], [102.5, 13.75], [102.25, 13.85], [102.0, 13.75], [101.75, 13.85], [101.63, 13.8], [101.75, 13.5], [101.65, 13.25], [101.75, 13.0], [101.53, 12.47], [101.0, 12.25], [100.5, 12.46], [100.0, 12.25], [99.75, 12.35], [99.5, 12.25], [99.25, 12.35], [99.0, 12.25], [98.47, 12.47], [98.25, 13.0], [98.35, 13.25], [98.25, 13.5], [98.35, 13.75], [98.32, 13.82], [97.97, 13.97], [97.75, 14.5]]]]}, "2019-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[97.75, 14.5], [97.97, 15.03], [98.32, 15.18], [98.47, 15.53], [98.82, 15.68], [98.85, 15.75], [98.75, 16.0], [98.97, 16.53], [99.5, 16.75], [100.03, 16.53], [100.18, 16.18], [100.25, 16.15], [100.32, 16.18], [100.47, 16.53], [101.0, 16.75], [101.53, 16.53], [101.68, 16.18], [101.75, 16.15], [102.0, 16.25], [102.25, 16.15], [102.5, 16.25], [102.75, 16.15], [103.0, 16.25], [103.53, 16.03], [103.75, 15.5], [103.63, 15.2], [104.03, 15.03], [104.25, 14.5], [104.15, 14.25], [104.25, 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maximum standardized t2m anomalies.", "value": [-1.6039568095083807, -3.6262505375765763, -2.1332190967893108, -2.4905346247888853]}}