{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:06:38.098670", "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-Nov-02_to_2016-Nov-04_89.5_50.5"}, "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": 2016110001291}, "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 02 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 04 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": 63946.55849052296}, "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": ["China", "Kazakhstan", "Mongolia", "Russian Federation"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Siberia", "W.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": 50.5}, "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": 89.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "89.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 85.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 90.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 47.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 51.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[85.47, 50.03], [85.82, 50.18], [85.97, 50.53], [86.5, 50.75], [86.75, 50.65], [86.82, 50.68], [86.97, 51.03], [87.5, 51.25], [87.75, 51.15], [88.0, 51.25], [88.25, 51.15], [88.32, 51.18], [88.47, 51.53], [89.0, 51.75], [89.25, 51.65], [89.5, 51.75], [90.03, 51.53], [90.18, 51.18], [90.25, 51.15], [90.5, 51.25], [91.03, 51.03], [91.25, 50.5], [91.03, 49.97], [90.68, 49.82], [90.53, 49.47], [90.0, 49.25], [89.75, 49.35], [89.5, 49.25], [89.25, 49.35], [89.18, 49.32], [89.15, 49.25], [89.25, 49.0], [89.03, 48.47], [88.68, 48.32], [88.65, 48.25], [88.75, 48.0], [88.53, 47.47], [88.0, 47.25], [87.47, 47.47], [87.32, 47.82], [87.25, 47.85], [87.0, 47.75], [86.47, 47.97], [86.32, 48.32], [86.25, 48.35], [86.0, 48.25], [85.47, 48.47], [85.25, 49.0], [85.35, 49.25], [85.25, 49.5], [85.47, 50.03]]]]}, "2016-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[85.47, 50.03], [85.82, 50.18], [85.97, 50.53], [86.5, 50.75], [86.75, 50.65], [86.82, 50.68], [86.97, 51.03], [87.5, 51.25], [87.75, 51.15], [88.0, 51.25], [88.25, 51.15], [88.32, 51.18], [88.47, 51.53], [89.0, 51.75], [89.25, 51.65], [89.5, 51.75], [90.03, 51.53], [90.18, 51.18], [90.25, 51.15], [90.5, 51.25], [91.03, 51.03], [91.25, 50.5], [91.03, 49.97], [90.68, 49.82], [90.53, 49.47], [90.0, 49.25], [89.75, 49.35], [89.5, 49.25], [89.25, 49.35], [89.18, 49.32], [89.15, 49.25], [89.25, 49.0], [89.03, 48.47], [88.68, 48.32], [88.65, 48.25], [88.75, 48.0], [88.53, 47.47], [88.0, 47.25], [87.47, 47.47], [87.32, 47.82], [87.25, 47.85], [87.0, 47.75], [86.47, 47.97], [86.32, 48.32], [86.25, 48.35], [86.0, 48.25], [85.47, 48.47], [85.25, 49.0], [85.35, 49.25], [85.25, 49.5], [85.47, 50.03]]]]}, "2016-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[85.47, 50.03], [85.82, 50.18], [85.97, 50.53], [86.5, 50.75], [86.75, 50.65], [86.82, 50.68], [86.97, 51.03], [87.5, 51.25], [87.75, 51.15], [88.0, 51.25], [88.25, 51.15], [88.32, 51.18], [88.47, 51.53], [89.0, 51.75], [89.25, 51.65], [89.5, 51.75], [90.03, 51.53], [90.18, 51.18], [90.25, 51.15], [90.5, 51.25], [91.03, 51.03], [91.25, 50.5], [91.03, 49.97], [90.68, 49.82], [90.53, 49.47], [90.0, 49.25], [89.75, 49.35], [89.5, 49.25], [89.25, 49.35], [89.18, 49.32], [89.15, 49.25], [89.25, 49.0], [89.03, 48.47], [88.68, 48.32], [88.65, 48.25], [88.75, 48.0], [88.53, 47.47], [88.0, 47.25], [87.47, 47.47], [87.32, 47.82], [87.25, 47.85], [87.0, 47.75], [86.47, 47.97], [86.32, 48.32], [86.25, 48.35], [86.0, 48.25], [85.47, 48.47], [85.25, 49.0], [85.35, 49.25], [85.25, 49.5], [85.47, 50.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 12.891659816566403}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 8.550495728054617}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-4.259354043238602, -1.1339900081721908, -3.2458347773650758]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [1.2879666749742569, 4.240706335308801, 0.5349318362257236]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.874600937534776, 10.278843905839334, 8.498042340789747]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [8.972117095113731, 12.891659816566403, 11.125688876032768]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4036313762003152, 2.051743630638553, 1.6978553871827755]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7213965683889596, 2.4200624780232483, 2.113680147235488]}}