{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:57:50.306518", "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": "2014-Nov-06_to_2014-Nov-09_117.5_57.5"}, "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": 2014110001623}, "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 06 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 09 2014"}, "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": "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": 91815.60860627162}, "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": ["Russian Federation"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Siberia"]}, "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": []}, "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": 57.5}, "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": 117.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "117.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 113.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 122.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 55.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 58.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-11-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[116.25, 58.0], [116.47, 58.53], [116.82, 58.68], [116.97, 59.03], [117.5, 59.25], [117.75, 59.15], [118.0, 59.25], [118.25, 59.15], [118.5, 59.25], [118.75, 59.15], [119.0, 59.25], [119.25, 59.15], [119.5, 59.25], [119.75, 59.15], [120.0, 59.25], [120.25, 59.15], [120.5, 59.25], [121.03, 59.03], [121.2, 58.63], [121.5, 58.75], [121.75, 58.65], [122.0, 58.75], [122.53, 58.53], [122.75, 58.0], [122.53, 57.47], [122.18, 57.32], [122.03, 56.97], [121.5, 56.75], [121.25, 56.85], [121.13, 56.8], [121.25, 56.5], [121.03, 55.97], [120.5, 55.75], [119.97, 55.97], [119.82, 56.32], [119.75, 56.35], [119.5, 56.25], [118.97, 56.47], [118.82, 56.82], [118.75, 56.85], [118.5, 56.75], [118.25, 56.85], [118.0, 56.75], [117.75, 56.85], [117.5, 56.75], [116.97, 56.97], [116.82, 57.32], [116.47, 57.47], [116.25, 58.0]]]]}, "2014-11-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.47, 57.53], [114.0, 57.75], [114.25, 57.65], [114.5, 57.75], [114.75, 57.65], [115.0, 57.75], [115.25, 57.65], [115.32, 57.68], [115.47, 58.03], [116.0, 58.25], [116.25, 58.15], [116.32, 58.18], [116.47, 58.53], [116.82, 58.68], [116.97, 59.03], [117.5, 59.25], [117.75, 59.15], [118.0, 59.25], [118.25, 59.15], [118.5, 59.25], [118.75, 59.15], [119.0, 59.25], [119.25, 59.15], [119.5, 59.25], [119.75, 59.15], [120.0, 59.25], [120.25, 59.15], [120.5, 59.25], [121.03, 59.03], [121.2, 58.63], [121.5, 58.75], [121.75, 58.65], [122.0, 58.75], [122.53, 58.53], [122.75, 58.0], [122.53, 57.47], [122.18, 57.32], [122.03, 56.97], [121.5, 56.75], [121.25, 56.85], [121.13, 56.8], [121.25, 56.5], [121.03, 55.97], [120.5, 55.75], [120.0, 55.96], [119.5, 55.75], [119.25, 55.85], [119.0, 55.75], [118.75, 55.85], [118.5, 55.75], [118.25, 55.85], [118.18, 55.82], [118.03, 55.47], [117.5, 55.25], [116.97, 55.47], [116.82, 55.82], [116.75, 55.85], [116.5, 55.75], [116.25, 55.85], [116.0, 55.75], [115.75, 55.85], [115.68, 55.82], [115.53, 55.47], [115.0, 55.25], [114.75, 55.35], [114.5, 55.25], [113.97, 55.47], [113.82, 55.82], [113.47, 55.97], [113.25, 56.5], [113.35, 56.75], [113.25, 57.0], [113.47, 57.53]]]]}, "2014-11-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.47, 57.53], [114.0, 57.75], [114.25, 57.65], [114.5, 57.75], [114.75, 57.65], [115.0, 57.75], [115.25, 57.65], [115.32, 57.68], [115.47, 58.03], [116.0, 58.25], [116.25, 58.15], [116.32, 58.18], [116.47, 58.53], [116.82, 58.68], [116.97, 59.03], [117.5, 59.25], [117.75, 59.15], [118.0, 59.25], [118.25, 59.15], [118.5, 59.25], [118.75, 59.15], [119.0, 59.25], [119.25, 59.15], [119.5, 59.25], [119.75, 59.15], [120.0, 59.25], [120.25, 59.15], [120.5, 59.25], [121.03, 59.03], [121.2, 58.63], [121.5, 58.75], [121.75, 58.65], [122.0, 58.75], [122.53, 58.53], [122.75, 58.0], [122.53, 57.47], [122.18, 57.32], [122.03, 56.97], [121.5, 56.75], [121.25, 56.85], [121.13, 56.8], [121.25, 56.5], [121.03, 55.97], [120.5, 55.75], [120.0, 55.96], [119.5, 55.75], [119.25, 55.85], [119.0, 55.75], [118.75, 55.85], [118.5, 55.75], [118.25, 55.85], [118.18, 55.82], [118.03, 55.47], [117.5, 55.25], [116.97, 55.47], [116.82, 55.82], [116.75, 55.85], [116.5, 55.75], [116.25, 55.85], [116.0, 55.75], [115.75, 55.85], [115.68, 55.82], [115.53, 55.47], [115.0, 55.25], [114.75, 55.35], [114.5, 55.25], [113.97, 55.47], [113.82, 55.82], [113.47, 55.97], [113.25, 56.5], [113.35, 56.75], [113.25, 57.0], [113.47, 57.53]]]]}, "2014-11-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[113.47, 57.53], [114.0, 57.75], [114.25, 57.65], [114.5, 57.75], [114.75, 57.65], [115.0, 57.75], [115.25, 57.65], [115.32, 57.68], [115.47, 58.03], [116.0, 58.25], [116.25, 58.15], [116.5, 58.25], [116.75, 58.15], [117.0, 58.25], [117.25, 58.15], [117.5, 58.25], [118.03, 58.03], [118.25, 57.5], [118.15, 57.25], [118.18, 57.18], [118.25, 57.15], [118.5, 57.25], [118.75, 57.15], [119.0, 57.25], [119.25, 57.15], [119.5, 57.25], [120.03, 57.03], [120.25, 56.5], [120.03, 55.97], [119.5, 55.75], [119.25, 55.85], [119.0, 55.75], [118.75, 55.85], [118.5, 55.75], [118.25, 55.85], [118.18, 55.82], [118.03, 55.47], [117.5, 55.25], [116.97, 55.47], [116.82, 55.82], [116.75, 55.85], [116.5, 55.75], [116.25, 55.85], [116.0, 55.75], [115.75, 55.85], [115.68, 55.82], [115.53, 55.47], [115.0, 55.25], [114.75, 55.35], [114.5, 55.25], [113.97, 55.47], [113.82, 55.82], [113.47, 55.97], [113.25, 56.5], [113.35, 56.75], [113.25, 57.0], [113.47, 57.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 17.10607297499746}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 12.330303093837328}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-6.173435658692256, -4.785154060601997, -3.705938415658011, -8.925206759240439]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [-1.9204033297776846, 2.0111065128421046, -1.114565115527114, -4.704509877633427]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [10.553867260457823, 12.681285891970388, 14.079254470993611, 9.960683076322207]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [12.64116365060147, 16.271982416357332, 17.10607297499746, 10.890864159512063]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4626029373285534, 1.876348759235525, 2.1392681382689087, 1.5973831273957118]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6789854024679205, 2.225576464588399, 2.4634719259153073, 1.8505091365743709]}}