{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:48.418991", "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-Feb-19_to_2014-Feb-23_85.0_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": 2014020002058}, "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 19 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 23 2014"}, "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": 374005.3666200185}, "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": ["Kazakhstan", "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": 85.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "85.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 77.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 94.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 47.25}, "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": {"2014-02-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.5, 51.25], [77.75, 51.15], [78.0, 51.25], [78.53, 51.03], [78.68, 50.68], [78.75, 50.65], [78.82, 50.68], [78.97, 51.03], [79.5, 51.25], [79.75, 51.15], [80.0, 51.25], [80.25, 51.15], [80.5, 51.25], [80.75, 51.15], [80.82, 51.18], [80.96, 51.5], [80.75, 52.0], [80.97, 52.53], [81.5, 52.75], [81.75, 52.65], [82.0, 52.75], [82.53, 52.53], [82.75, 52.0], [82.65, 51.75], [82.75, 51.5], [82.63, 51.2], [83.03, 51.03], [83.25, 50.5], [83.15, 50.25], [83.25, 50.0], [83.03, 49.47], [82.5, 49.25], [82.25, 49.35], [82.13, 49.3], [82.25, 49.0], [82.03, 48.47], [81.5, 48.25], [81.25, 48.35], [81.18, 48.32], [81.03, 47.97], [80.5, 47.75], [80.25, 47.85], [80.0, 47.75], [79.47, 47.97], [79.25, 48.5], [79.35, 48.75], [79.32, 48.82], [79.25, 48.85], [79.0, 48.75], [78.47, 48.97], [78.32, 49.32], [78.25, 49.35], [78.0, 49.25], [77.47, 49.47], [77.32, 49.82], [76.97, 49.97], [76.75, 50.5], [76.97, 51.03], [77.5, 51.25]]], [[[84.25, 50.5], [84.47, 51.03], [85.0, 51.25], [85.53, 51.03], [85.75, 50.5], [85.53, 49.97], [85.0, 49.75], [84.47, 49.97], [84.25, 50.5]]], [[[87.32, 53.18], [87.47, 53.53], [88.0, 53.75], [88.25, 53.65], [88.5, 53.75], [88.75, 53.65], [89.0, 53.75], [89.53, 53.53], [89.75, 53.0], [89.53, 52.47], [89.18, 52.32], [89.03, 51.97], [88.5, 51.75], [88.25, 51.85], [88.18, 51.82], [88.03, 51.47], [87.5, 51.25], [87.25, 51.35], [87.0, 51.25], [86.75, 51.35], [86.5, 51.25], [85.97, 51.47], [85.75, 52.0], [85.97, 52.53], [86.32, 52.68], [86.47, 53.03], [87.0, 53.25], [87.25, 53.15], [87.32, 53.18]]], [[[91.75, 54.0], [91.97, 54.53], [92.5, 54.75], [93.03, 54.53], [93.25, 54.0], [93.03, 53.47], [92.5, 53.25], [91.97, 53.47], [91.75, 54.0]]]]}, "2014-02-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 50.5], [76.97, 51.03], [77.5, 51.25], [77.75, 51.15], [78.0, 51.25], [78.53, 51.03], [78.68, 50.68], [78.75, 50.65], [78.82, 50.68], [78.97, 51.03], [79.5, 51.25], [79.75, 51.15], [79.82, 51.18], [79.97, 51.53], [80.32, 51.68], [80.35, 51.75], [80.25, 52.0], [80.47, 52.53], [80.82, 52.68], [80.97, 53.03], [81.32, 53.18], [81.47, 53.53], [81.82, 53.68], [81.85, 53.75], [81.75, 54.0], [81.97, 54.53], [82.5, 54.75], [82.75, 54.65], [82.82, 54.68], [82.97, 55.03], [83.5, 55.25], [83.75, 55.15], [83.82, 55.18], [83.97, 55.53], [84.5, 55.75], [84.75, 55.65], [84.82, 55.68], [84.97, 56.03], [85.5, 56.25], [85.75, 56.15], [86.0, 56.25], [86.25, 56.15], [86.5, 56.25], [86.75, 56.15], [87.0, 56.25], [87.25, 56.15], [87.5, 56.25], [87.75, 56.15], [88.0, 56.25], [88.53, 56.03], [88.68, 55.68], [88.75, 55.65], [89.0, 55.75], [89.25, 55.65], [89.5, 55.75], [89.75, 55.65], [89.82, 55.68], [89.97, 56.03], [90.5, 56.25], [90.75, 56.15], [91.0, 56.25], [91.25, 56.15], [91.5, 56.25], [91.75, 56.15], [92.0, 56.25], [92.25, 56.15], [92.5, 56.25], [93.03, 56.03], [93.18, 55.68], [93.5, 55.54], [94.0, 55.75], [94.53, 55.53], [94.75, 55.0], [94.65, 54.75], [94.75, 54.5], [94.53, 53.97], [94.0, 53.75], [93.75, 53.85], [93.5, 53.75], [93.25, 53.85], [93.18, 53.82], [93.03, 53.47], [92.5, 53.25], [91.97, 53.47], [91.82, 53.82], [91.75, 53.85], [91.5, 53.75], [90.97, 53.97], [90.82, 54.32], [90.75, 54.35], [90.68, 54.32], [90.65, 54.25], [90.75, 54.0], [90.53, 53.47], [90.18, 53.32], [90.03, 52.97], [89.68, 52.82], [89.53, 52.47], [89.18, 52.32], [89.03, 51.97], [88.5, 51.75], [88.25, 51.85], [88.18, 51.82], [88.03, 51.47], [87.5, 51.25], [87.25, 51.35], [87.0, 51.25], [86.75, 51.35], [86.5, 51.25], [86.25, 51.35], [86.0, 51.25], [85.75, 51.35], [85.63, 51.3], [85.75, 51.0], [85.65, 50.75], [85.75, 50.5], [85.65, 50.25], [85.75, 50.0], [85.53, 49.47], [85.18, 49.32], [85.03, 48.97], [84.68, 48.82], [84.53, 48.47], [84.18, 48.32], [84.15, 48.25], [84.25, 48.0], [84.03, 47.47], [83.5, 47.25], [83.25, 47.35], [83.0, 47.25], [82.75, 47.35], [82.5, 47.25], [82.25, 47.35], [82.0, 47.25], [81.47, 47.47], [81.25, 48.0], [81.03, 47.47], [80.68, 47.32], [80.53, 46.97], [80.0, 46.75], [79.75, 46.85], [79.5, 46.75], [78.97, 46.97], [78.75, 47.5], [78.97, 48.03], [79.32, 48.18], [79.35, 48.25], [79.32, 48.32], [79.25, 48.35], [79.0, 48.25], [78.47, 48.47], [78.25, 49.0], [78.35, 49.25], [78.32, 49.32], [78.25, 49.35], [78.0, 49.25], [77.47, 49.47], [77.32, 49.82], [76.97, 49.97], [76.75, 50.5]], [[81.35, 48.25], [81.32, 48.32], [81.25, 48.35], [81.18, 48.32], [81.15, 48.25], [81.25, 48.0], [81.35, 48.25]], [[84.32, 51.18], [84.38, 51.3], [84.25, 51.35], [84.18, 51.32], [84.13, 51.2], [84.25, 51.15], [84.32, 51.18]]]]}, "2014-02-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 50.5], [76.97, 51.03], [77.5, 51.25], [77.75, 51.15], [78.0, 51.25], [78.53, 51.03], [78.68, 50.68], [78.75, 50.65], [78.82, 50.68], [78.97, 51.03], [79.5, 51.25], [79.75, 51.15], [79.82, 51.18], [79.97, 51.53], [80.32, 51.68], [80.35, 51.75], [80.25, 52.0], [80.47, 52.53], [80.82, 52.68], [80.97, 53.03], [81.32, 53.18], [81.47, 53.53], [81.82, 53.68], [81.85, 53.75], [81.75, 54.0], [81.97, 54.53], [82.5, 54.75], [82.75, 54.65], [82.82, 54.68], [82.97, 55.03], [83.5, 55.25], [83.75, 55.15], [83.82, 55.18], [83.97, 55.53], [84.5, 55.75], [84.75, 55.65], [84.82, 55.68], [84.97, 56.03], [85.5, 56.25], [85.75, 56.15], [86.0, 56.25], [86.25, 56.15], [86.5, 56.25], [86.75, 56.15], [87.0, 56.25], [87.25, 56.15], [87.5, 56.25], [87.75, 56.15], [88.0, 56.25], [88.53, 56.03], [88.68, 55.68], [88.75, 55.65], [89.0, 55.75], [89.25, 55.65], [89.5, 55.75], [89.75, 55.65], [89.82, 55.68], [89.97, 56.03], [90.5, 56.25], [90.75, 56.15], [91.0, 56.25], [91.25, 56.15], [91.5, 56.25], [91.75, 56.15], [92.0, 56.25], [92.25, 56.15], [92.5, 56.25], [93.03, 56.03], [93.18, 55.68], [93.5, 55.54], [94.0, 55.75], [94.53, 55.53], [94.75, 55.0], [94.65, 54.75], [94.75, 54.5], [94.53, 53.97], [94.0, 53.75], [93.75, 53.85], [93.5, 53.75], [93.25, 53.85], [93.18, 53.82], [93.03, 53.47], [92.5, 53.25], [91.97, 53.47], [91.82, 53.82], [91.75, 53.85], [91.5, 53.75], [90.97, 53.97], [90.82, 54.32], [90.75, 54.35], [90.68, 54.32], [90.65, 54.25], [90.75, 54.0], [90.53, 53.47], [90.18, 53.32], [90.03, 52.97], [89.68, 52.82], [89.53, 52.47], [89.18, 52.32], [89.03, 51.97], [88.5, 51.75], [88.25, 51.85], [88.18, 51.82], [88.03, 51.47], [87.5, 51.25], [87.25, 51.35], [87.0, 51.25], [86.75, 51.35], [86.5, 51.25], [86.25, 51.35], [86.0, 51.25], [85.75, 51.35], [85.63, 51.3], [85.75, 51.0], [85.65, 50.75], [85.75, 50.5], [85.65, 50.25], [85.75, 50.0], [85.53, 49.47], [85.18, 49.32], [85.03, 48.97], [84.68, 48.82], [84.53, 48.47], [84.18, 48.32], [84.15, 48.25], [84.25, 48.0], [84.03, 47.47], [83.5, 47.25], [83.25, 47.35], [83.0, 47.25], [82.75, 47.35], [82.5, 47.25], [82.25, 47.35], [82.0, 47.25], [81.47, 47.47], [81.25, 48.0], [81.03, 47.47], [80.68, 47.32], [80.53, 46.97], [80.0, 46.75], [79.75, 46.85], [79.5, 46.75], [78.97, 46.97], [78.75, 47.5], [78.97, 48.03], [79.32, 48.18], [79.35, 48.25], [79.32, 48.32], [79.25, 48.35], [79.0, 48.25], [78.47, 48.47], [78.25, 49.0], [78.35, 49.25], [78.32, 49.32], [78.25, 49.35], [78.0, 49.25], [77.47, 49.47], [77.32, 49.82], [76.97, 49.97], [76.75, 50.5]], [[81.35, 48.25], [81.32, 48.32], [81.25, 48.35], [81.18, 48.32], [81.15, 48.25], [81.25, 48.0], [81.35, 48.25]], [[84.32, 51.18], [84.38, 51.3], [84.25, 51.35], [84.18, 51.32], [84.13, 51.2], [84.25, 51.15], [84.32, 51.18]]]]}, "2014-02-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[79.32, 50.18], [79.35, 50.25], [79.25, 50.5], [79.47, 51.03], [79.82, 51.18], [79.97, 51.53], [80.32, 51.68], [80.35, 51.75], [80.25, 52.0], [80.47, 52.53], [80.82, 52.68], [80.97, 53.03], [81.32, 53.18], [81.47, 53.53], [81.82, 53.68], [81.85, 53.75], [81.75, 54.0], [81.97, 54.53], [82.5, 54.75], [82.75, 54.65], [82.82, 54.68], [82.97, 55.03], [83.5, 55.25], [83.75, 55.15], [83.82, 55.18], [83.97, 55.53], [84.5, 55.75], [84.75, 55.65], [84.82, 55.68], [84.97, 56.03], [85.5, 56.25], [85.75, 56.15], [86.0, 56.25], [86.25, 56.15], [86.5, 56.25], [86.75, 56.15], [87.0, 56.25], [87.25, 56.15], [87.5, 56.25], [87.75, 56.15], [88.0, 56.25], [88.53, 56.03], [88.68, 55.68], [88.75, 55.65], [89.0, 55.75], [89.25, 55.65], [89.5, 55.75], [89.75, 55.65], [89.82, 55.68], [89.97, 56.03], [90.5, 56.25], [90.75, 56.15], [91.0, 56.25], [91.25, 56.15], [91.5, 56.25], [91.75, 56.15], [92.0, 56.25], [92.25, 56.15], [92.5, 56.25], [93.03, 56.03], [93.18, 55.68], [93.5, 55.54], [94.0, 55.75], [94.53, 55.53], [94.75, 55.0], [94.65, 54.75], [94.75, 54.5], [94.53, 53.97], [94.0, 53.75], [93.75, 53.85], [93.5, 53.75], [93.25, 53.85], [93.0, 53.75], [92.75, 53.85], [92.5, 53.75], [92.25, 53.85], [92.0, 53.75], [91.75, 53.85], [91.5, 53.75], [90.97, 53.97], [90.82, 54.32], [90.75, 54.35], [90.68, 54.32], [90.65, 54.25], [90.75, 54.0], [90.53, 53.47], [90.18, 53.32], [90.03, 52.97], [89.68, 52.82], [89.53, 52.47], [89.18, 52.32], [89.03, 51.97], [88.5, 51.75], [88.25, 51.85], [88.18, 51.82], [88.03, 51.47], [87.5, 51.25], [87.25, 51.35], [87.0, 51.25], [86.75, 51.35], [86.5, 51.25], [86.25, 51.35], [86.0, 51.25], [85.75, 51.35], [85.63, 51.3], [85.75, 51.0], [85.65, 50.75], [85.75, 50.5], [85.65, 50.25], [85.75, 50.0], [85.53, 49.47], [85.18, 49.32], [85.03, 48.97], [84.68, 48.82], [84.53, 48.47], [84.18, 48.32], [84.15, 48.25], [84.25, 48.0], [84.03, 47.47], [83.5, 47.25], [83.25, 47.35], [83.0, 47.25], [82.75, 47.35], [82.5, 47.25], [82.25, 47.35], [82.0, 47.25], [81.47, 47.47], [81.25, 48.0], [81.03, 47.47], [80.68, 47.32], [80.53, 46.97], [80.0, 46.75], [79.75, 46.85], [79.5, 46.75], [78.97, 46.97], [78.75, 47.5], [78.97, 48.03], [79.32, 48.18], [79.35, 48.25], [79.32, 48.32], [79.25, 48.35], [79.0, 48.25], [78.47, 48.47], [78.25, 49.0], [78.47, 49.53], [78.82, 49.68], [78.97, 50.03], [79.32, 50.18]], [[81.35, 48.25], [81.32, 48.32], [81.25, 48.35], [81.18, 48.32], [81.15, 48.25], [81.25, 48.0], [81.35, 48.25]], [[84.32, 51.18], [84.38, 51.3], [84.25, 51.35], [84.18, 51.32], [84.13, 51.2], [84.25, 51.15], [84.32, 51.18]]]]}, "2014-02-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[85.0, 51.25], [85.53, 51.03], [85.75, 50.5], [85.53, 49.97], [85.0, 49.75], [84.47, 49.97], [84.25, 50.5], [84.47, 51.03], [85.0, 51.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 12.775177777932754}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 9.537932998538054}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-4.223912686572021, -2.7889434088529015, -3.530838528831964, -2.7904460006570275, -9.961844177732758]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [-3.075215578316147, 0.2762556821792259, -0.8714590368174981, 0.2993950918363453, -9.961844177732758]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [8.48661898286262, 9.936205149168563, 9.152817482959648, 9.801663139362045, 5.448367363553302]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [9.526172620845216, 11.987459860922513, 11.195933593977543, 12.775177777932754, 5.448367363553302]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3300330262933546, 1.6250555161558002, 1.5134629755431581, 1.623184644347193, 1.2366326911719627]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4399923311710054, 1.8599981608717497, 1.7715733797297588, 2.1782856574702922, 1.2366326911719627]}}