{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:54.916804", "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-Nov-20_to_2012-Nov-24_122.0_18.0"}, "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": 2012110002319}, "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": "November 20 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 24 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": 55531.414120289526}, "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": ["Philippines"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Asia", "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": ["Philippine Sea", "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": 18.0}, "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": 122.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "122.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 119.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 122.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 16.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 20.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-11-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[120.5, 19.25], [121.03, 19.03], [121.25, 18.5], [121.03, 17.97], [120.5, 17.75], [119.97, 17.97], [119.75, 18.5], [119.97, 19.03], [120.5, 19.25]]]]}, "2012-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, 19.0], [119.47, 19.53], [119.82, 19.68], [119.97, 20.03], [120.32, 20.18], [120.47, 20.53], [120.82, 20.68], [120.97, 21.03], [121.5, 21.25], [121.75, 21.15], [122.0, 21.25], [122.53, 21.03], [122.75, 20.5], [122.65, 20.25], [122.75, 20.0], [122.65, 19.75], [122.75, 19.5], [122.53, 18.97], [122.13, 18.8], [122.18, 18.68], [122.53, 18.53], [122.75, 18.0], [122.65, 17.75], [122.68, 17.68], [123.03, 17.53], [123.25, 17.0], [123.03, 16.47], [122.5, 16.25], [121.97, 16.47], [121.82, 16.82], [121.47, 16.97], [121.32, 17.32], [121.25, 17.35], [121.0, 17.25], [120.47, 17.47], [120.32, 17.82], [119.97, 17.97], [119.82, 18.32], [119.47, 18.47], [119.25, 19.0]]]]}, "2012-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, 19.0], [119.47, 19.53], [119.82, 19.68], [119.97, 20.03], [120.32, 20.18], [120.47, 20.53], [120.82, 20.68], [120.97, 21.03], [121.5, 21.25], [121.75, 21.15], [122.0, 21.25], [122.53, 21.03], [122.75, 20.5], [122.65, 20.25], [122.75, 20.0], [122.65, 19.75], [122.75, 19.5], [122.53, 18.97], [122.13, 18.8], [122.18, 18.68], [122.53, 18.53], [122.75, 18.0], [122.65, 17.75], [122.68, 17.68], [123.03, 17.53], [123.25, 17.0], [123.03, 16.47], [122.5, 16.25], [121.97, 16.47], [121.82, 16.82], [121.47, 16.97], [121.32, 17.32], [121.25, 17.35], [121.0, 17.25], [120.47, 17.47], [120.32, 17.82], [119.97, 17.97], [119.82, 18.32], [119.47, 18.47], [119.25, 19.0]]]]}, "2012-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.25, 19.0], [119.47, 19.53], [119.82, 19.68], [119.97, 20.03], [120.32, 20.18], [120.47, 20.53], [120.82, 20.68], [120.97, 21.03], [121.5, 21.25], [121.75, 21.15], [122.0, 21.25], [122.53, 21.03], [122.75, 20.5], [122.65, 20.25], [122.75, 20.0], [122.65, 19.75], [122.75, 19.5], [122.53, 18.97], [122.13, 18.8], [122.18, 18.68], [122.53, 18.53], [122.75, 18.0], [122.65, 17.75], [122.68, 17.68], [123.03, 17.53], [123.25, 17.0], [123.03, 16.47], [122.5, 16.25], [121.97, 16.47], [121.82, 16.82], [121.47, 16.97], [121.32, 17.32], [121.25, 17.35], [121.0, 17.25], [120.47, 17.47], [120.32, 17.82], [119.97, 17.97], [119.82, 18.32], [119.47, 18.47], [119.25, 19.0]]]]}, "2012-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.47, 18.53], [122.0, 18.75], [122.53, 18.53], [122.75, 18.0], [122.65, 17.75], [122.68, 17.68], [123.03, 17.53], [123.25, 17.0], [123.03, 16.47], [122.5, 16.25], [121.97, 16.47], [121.82, 16.82], [121.47, 16.97], [121.25, 17.5], [121.35, 17.75], [121.25, 18.0], [121.47, 18.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.2297708652878327}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.610039901727413}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.656701111291056, 26.663408969108048, 26.938970151775322, 26.609633523317427, 25.241104357723486]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.656701111291056, 28.0959363010233, 28.206007485069108, 27.888388490343516, 25.989627767226864]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2630238157101417, 1.5241134378868177, 1.8266393488050132, 1.5341430557835003, 1.3787963942102504]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2630238157101417, 1.905622258232711, 2.2297708652878327, 2.01423917435244, 1.5224416196920174]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2571591139506546, 1.6215476962960718, 1.9285924895543503, 1.5823986295714096, 1.369491561625293]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2571591139506546, 1.9953514145160922, 2.497228405462025, 2.2548655289383848, 1.5007327693241068]}}