{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:03.257577", "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": "2010-Jun-19_to_2010-Jun-21_90.5_54.5"}, "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": 2010060002322}, "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": "June 19 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 21 2010"}, "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": 82336.06618395774}, "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", "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": 54.5}, "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": 90.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "90.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 84.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 92.25}, "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": 55.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-06-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.97, 53.03], [84.38, 53.2], [84.25, 53.5], [84.47, 54.03], [84.82, 54.18], [84.97, 54.53], [85.5, 54.75], [85.75, 54.65], [86.0, 54.75], [86.25, 54.65], [86.32, 54.68], [86.47, 55.03], [87.0, 55.25], [87.3, 55.13], [87.47, 55.53], [87.82, 55.68], [87.97, 56.03], [88.5, 56.25], [89.03, 56.03], [89.18, 55.68], [89.5, 55.54], [90.0, 55.75], [90.25, 55.65], [90.5, 55.75], [91.03, 55.53], [91.18, 55.18], [91.25, 55.15], [91.5, 55.25], [92.03, 55.03], [92.18, 54.68], [92.53, 54.53], [92.75, 54.0], [92.53, 53.47], [92.0, 53.25], [91.5, 53.46], [91.0, 53.25], [90.75, 53.35], [90.68, 53.32], [90.53, 52.97], [90.0, 52.75], [89.47, 52.97], [89.32, 53.32], [89.25, 53.35], [89.0, 53.25], [88.75, 53.35], [88.5, 53.25], [88.0, 53.46], [87.68, 53.32], [87.53, 52.97], [87.18, 52.82], [87.15, 52.75], [87.25, 52.5], [87.03, 51.97], [86.68, 51.82], [86.53, 51.47], [86.18, 51.32], [86.03, 50.97], [85.5, 50.75], [84.97, 50.97], [84.82, 51.32], [84.75, 51.35], [84.5, 51.25], [83.97, 51.47], [83.75, 52.0], [83.85, 52.25], [83.75, 52.5], [83.97, 53.03]]]]}, "2010-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.97, 53.03], [84.38, 53.2], [84.25, 53.5], [84.47, 54.03], [84.82, 54.18], [84.97, 54.53], [85.5, 54.75], [85.75, 54.65], [86.0, 54.75], [86.25, 54.65], [86.32, 54.68], [86.47, 55.03], [87.0, 55.25], [87.3, 55.13], [87.47, 55.53], [87.82, 55.68], [87.97, 56.03], [88.5, 56.25], [89.03, 56.03], [89.18, 55.68], [89.5, 55.54], [90.0, 55.75], [90.25, 55.65], [90.5, 55.75], [91.03, 55.53], [91.18, 55.18], [91.25, 55.15], [91.5, 55.25], [92.03, 55.03], [92.18, 54.68], [92.53, 54.53], [92.75, 54.0], [92.53, 53.47], [92.0, 53.25], [91.5, 53.46], [91.0, 53.25], [90.75, 53.35], [90.68, 53.32], [90.53, 52.97], [90.0, 52.75], [89.47, 52.97], [89.32, 53.32], [89.25, 53.35], [89.0, 53.25], [88.75, 53.35], [88.5, 53.25], [88.0, 53.46], [87.68, 53.32], [87.53, 52.97], [87.18, 52.82], [87.15, 52.75], [87.25, 52.5], [87.03, 51.97], [86.68, 51.82], [86.53, 51.47], [86.18, 51.32], [86.03, 50.97], [85.5, 50.75], [84.97, 50.97], [84.82, 51.32], [84.75, 51.35], [84.5, 51.25], [83.97, 51.47], [83.75, 52.0], [83.85, 52.25], [83.75, 52.5], [83.97, 53.03]]]]}, "2010-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.97, 53.03], [84.38, 53.2], [84.25, 53.5], [84.47, 54.03], [84.82, 54.18], [84.97, 54.53], [85.5, 54.75], [85.75, 54.65], [86.0, 54.75], [86.25, 54.65], [86.32, 54.68], [86.47, 55.03], [87.0, 55.25], [87.3, 55.13], [87.47, 55.53], [87.82, 55.68], [87.97, 56.03], [88.5, 56.25], [89.03, 56.03], [89.18, 55.68], [89.5, 55.54], [90.0, 55.75], [90.25, 55.65], [90.5, 55.75], [91.03, 55.53], [91.18, 55.18], [91.25, 55.15], [91.5, 55.25], [92.03, 55.03], [92.18, 54.68], [92.53, 54.53], [92.75, 54.0], [92.53, 53.47], [92.0, 53.25], [91.5, 53.46], [91.0, 53.25], [90.75, 53.35], [90.68, 53.32], [90.53, 52.97], [90.0, 52.75], [89.47, 52.97], [89.32, 53.32], [89.25, 53.35], [89.0, 53.25], [88.75, 53.35], [88.5, 53.25], [88.0, 53.46], [87.68, 53.32], [87.53, 52.97], [87.18, 52.82], [87.15, 52.75], [87.25, 52.5], [87.03, 51.97], [86.68, 51.82], [86.53, 51.47], [86.18, 51.32], [86.03, 50.97], [85.5, 50.75], [84.97, 50.97], [84.82, 51.32], [84.75, 51.35], [84.5, 51.25], [83.97, 51.47], [83.75, 52.0], [83.85, 52.25], [83.75, 52.5], [83.97, 53.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 9.800691665810461}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.310798427780045}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.14658748506986, 24.740328689096145, 22.5011558454118]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.532962043882492, 28.308204021869756, 25.916668407370707]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.4672489105695465, 7.916398280801338, 5.548748091969245]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.7833995104173255, 9.800691665810461, 7.9087173272171185]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3968676105817006, 2.0315555160930847, 1.4387592116970243]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9019926319895066, 2.425644098416663, 2.03780751951149]}}