{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:04:49.257452", "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": "2016-Feb-14_to_2016-Feb-16_112.0_54.0"}, "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": 2016020001555}, "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": "February 14 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 16 2016"}, "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": 50176.7799404374}, "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": 54.0}, "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": 112.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "112.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 107.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 114.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 51.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 54.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-02-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.75, 52.0], [106.97, 52.53], [107.5, 52.75], [108.0, 52.54], [108.5, 52.75], [108.75, 52.65], [108.82, 52.68], [108.97, 53.03], [109.5, 53.25], [109.75, 53.15], [110.0, 53.25], [110.25, 53.15], [110.32, 53.18], [110.47, 53.53], [111.0, 53.75], [111.25, 53.65], [111.38, 53.7], [111.25, 54.0], [111.47, 54.53], [112.0, 54.75], [112.25, 54.65], [112.5, 54.75], [112.75, 54.65], [112.82, 54.68], [112.97, 55.03], [113.5, 55.25], [113.75, 55.15], [114.0, 55.25], [114.25, 55.15], [114.5, 55.25], [115.03, 55.03], [115.25, 54.5], [115.15, 54.25], [115.25, 54.0], [115.03, 53.47], [114.5, 53.25], [114.25, 53.35], [114.18, 53.32], [114.03, 52.97], [113.5, 52.75], [113.25, 52.85], [113.0, 52.75], [112.75, 52.85], [112.68, 52.82], [112.53, 52.47], [112.0, 52.25], [111.75, 52.35], [111.68, 52.32], [111.53, 51.97], [111.18, 51.82], [111.03, 51.47], [110.5, 51.25], [110.25, 51.35], [110.0, 51.25], [109.75, 51.35], [109.5, 51.25], [109.25, 51.35], [109.18, 51.32], [109.03, 50.97], [108.5, 50.75], [108.25, 50.85], [108.0, 50.75], [107.47, 50.97], [107.32, 51.32], [106.97, 51.47], [106.75, 52.0]]]]}, "2016-02-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.75, 52.0], [106.97, 52.53], [107.5, 52.75], [108.0, 52.54], [108.5, 52.75], [108.75, 52.65], [108.82, 52.68], [108.97, 53.03], [109.5, 53.25], [109.75, 53.15], [110.0, 53.25], [110.25, 53.15], [110.32, 53.18], [110.47, 53.53], [111.0, 53.75], [111.25, 53.65], [111.38, 53.7], [111.25, 54.0], [111.47, 54.53], [112.0, 54.75], [112.25, 54.65], [112.5, 54.75], [112.75, 54.65], [112.82, 54.68], [112.97, 55.03], [113.5, 55.25], [113.75, 55.15], [114.0, 55.25], [114.25, 55.15], [114.5, 55.25], [115.03, 55.03], [115.25, 54.5], [115.15, 54.25], [115.25, 54.0], [115.03, 53.47], [114.5, 53.25], [114.25, 53.35], [114.18, 53.32], [114.03, 52.97], [113.5, 52.75], [113.25, 52.85], [113.0, 52.75], [112.75, 52.85], [112.68, 52.82], [112.53, 52.47], [112.0, 52.25], [111.75, 52.35], [111.68, 52.32], [111.53, 51.97], [111.18, 51.82], [111.03, 51.47], [110.5, 51.25], [110.25, 51.35], [110.0, 51.25], [109.75, 51.35], [109.5, 51.25], [109.25, 51.35], [109.18, 51.32], [109.03, 50.97], [108.5, 50.75], [108.25, 50.85], [108.0, 50.75], [107.47, 50.97], [107.32, 51.32], [106.97, 51.47], [106.75, 52.0]]]]}, "2016-02-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[106.75, 52.0], [106.97, 52.53], [107.5, 52.75], [108.0, 52.54], [108.5, 52.75], [108.75, 52.65], [108.82, 52.68], [108.97, 53.03], [109.5, 53.25], [109.75, 53.15], [110.0, 53.25], [110.25, 53.15], [110.32, 53.18], [110.47, 53.53], [111.0, 53.75], [111.25, 53.65], [111.38, 53.7], [111.25, 54.0], [111.47, 54.53], [112.0, 54.75], [112.25, 54.65], [112.5, 54.75], [112.75, 54.65], [112.82, 54.68], [112.97, 55.03], [113.5, 55.25], [113.75, 55.15], [114.0, 55.25], [114.25, 55.15], [114.5, 55.25], [115.03, 55.03], [115.25, 54.5], [115.15, 54.25], [115.25, 54.0], [115.03, 53.47], [114.5, 53.25], [114.25, 53.35], [114.18, 53.32], [114.03, 52.97], [113.5, 52.75], [113.25, 52.85], [113.0, 52.75], [112.75, 52.85], [112.68, 52.82], [112.53, 52.47], [112.0, 52.25], [111.75, 52.35], [111.68, 52.32], [111.53, 51.97], [111.18, 51.82], [111.03, 51.47], [110.5, 51.25], [110.25, 51.35], [110.0, 51.25], [109.75, 51.35], [109.5, 51.25], [109.25, 51.35], [109.18, 51.32], [109.03, 50.97], [108.5, 50.75], [108.25, 50.85], [108.0, 50.75], [107.47, 50.97], [107.32, 51.32], [106.97, 51.47], [106.75, 52.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 10.275759256197688}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 8.037227046502391}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-13.484111563828321, -10.80561242081211, -10.959333427662727]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [-11.288451262464719, -8.63329758793634, -8.988148215702836]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.716832981956826, 8.925913369560398, 8.46893478798995]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [7.718940424776292, 9.90906523201349, 10.275759256197688]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4043444947073918, 1.8652732896188464, 1.7644919734275124]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.654030092257254, 2.3166387572927514, 2.1048537378529435]}}