{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:09.903584", "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-Nov-01_to_2010-Nov-06_62.0_65.0"}, "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": 2010110001381}, "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 01 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 06 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 117023.26719386739}, "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.Europe", "Russian-Arctic", "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": 65.0}, "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": 62.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "62.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 57.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 64.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 62.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 67.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-11-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[62.0, 67.25], [62.53, 67.03], [62.75, 66.5], [62.53, 65.97], [62.0, 65.75], [61.47, 65.97], [61.25, 66.5], [61.47, 67.03], [62.0, 67.25]]]]}, "2010-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[61.75, 65.65], [62.0, 65.75], [62.53, 65.53], [62.75, 65.0], [62.53, 64.47], [62.18, 64.32], [62.03, 63.97], [61.5, 63.75], [61.25, 63.85], [61.0, 63.75], [60.47, 63.97], [60.25, 64.5], [60.47, 65.03], [60.82, 65.18], [60.97, 65.53], [61.5, 65.75], [61.75, 65.65]]], [[[61.47, 67.03], [62.0, 67.25], [62.53, 67.03], [62.75, 66.5], [62.53, 65.97], [62.0, 65.75], [61.47, 65.97], [61.25, 66.5], [61.47, 67.03]]]]}, "2010-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[61.75, 65.65], [62.0, 65.75], [62.53, 65.53], [62.75, 65.0], [62.53, 64.47], [62.18, 64.32], [62.03, 63.97], [61.5, 63.75], [61.25, 63.85], [61.0, 63.75], [60.47, 63.97], [60.25, 64.5], [60.47, 65.03], [60.82, 65.18], [60.97, 65.53], [61.5, 65.75], [61.75, 65.65]]], [[[61.47, 67.03], [62.0, 67.25], [62.53, 67.03], [62.75, 66.5], [62.53, 65.97], [62.0, 65.75], [61.47, 65.97], [61.25, 66.5], [61.47, 67.03]]]]}, "2010-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[57.25, 64.5], [57.47, 65.03], [57.82, 65.18], [57.85, 65.25], [57.75, 65.5], [57.97, 66.03], [58.32, 66.18], [58.35, 66.25], [58.25, 66.5], [58.35, 66.75], [58.25, 67.0], [58.47, 67.53], [59.0, 67.75], [59.25, 67.65], [59.5, 67.75], [59.75, 67.65], [60.0, 67.75], [60.5, 67.54], [61.0, 67.75], [61.25, 67.65], [61.5, 67.75], [61.75, 67.65], [62.0, 67.75], [62.25, 67.65], [62.5, 67.75], [63.03, 67.53], [63.25, 67.0], [63.03, 66.47], [62.5, 66.25], [62.25, 66.35], [62.18, 66.32], [62.15, 66.25], [62.25, 66.0], [62.13, 65.7], [62.25, 65.65], [62.5, 65.75], [62.75, 65.65], [63.0, 65.75], [63.25, 65.65], [63.5, 65.75], [64.03, 65.53], [64.25, 65.0], [64.15, 64.75], [64.18, 64.68], [64.53, 64.53], [64.75, 64.0], [64.65, 63.75], [64.75, 63.5], [64.65, 63.25], [64.75, 63.0], [64.65, 62.75], [64.75, 62.5], [64.53, 61.97], [64.0, 61.75], [63.75, 61.85], [63.5, 61.75], [63.25, 61.85], [63.0, 61.75], [62.75, 61.85], [62.5, 61.75], [62.25, 61.85], [62.0, 61.75], [61.75, 61.85], [61.5, 61.75], [61.25, 61.85], [61.0, 61.75], [60.75, 61.85], [60.5, 61.75], [60.25, 61.85], [60.0, 61.75], [59.47, 61.97], [59.32, 62.32], [58.97, 62.47], [58.82, 62.82], [58.47, 62.97], [58.32, 63.32], [57.97, 63.47], [57.82, 63.82], [57.47, 63.97], [57.25, 64.5]]]]}, "2010-11-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[57.25, 64.5], [57.47, 65.03], [57.82, 65.18], [57.85, 65.25], [57.75, 65.5], [57.97, 66.03], [58.32, 66.18], [58.35, 66.25], [58.25, 66.5], [58.35, 66.75], [58.25, 67.0], [58.47, 67.53], [59.0, 67.75], [59.25, 67.65], [59.5, 67.75], [59.75, 67.65], [60.0, 67.75], [60.5, 67.54], [61.0, 67.75], [61.25, 67.65], [61.5, 67.75], [61.75, 67.65], [62.0, 67.75], [62.25, 67.65], [62.5, 67.75], [63.03, 67.53], [63.25, 67.0], [63.03, 66.47], [62.5, 66.25], [62.25, 66.35], [62.18, 66.32], [62.15, 66.25], [62.25, 66.0], [62.13, 65.7], [62.25, 65.65], [62.5, 65.75], [62.75, 65.65], [63.0, 65.75], [63.25, 65.65], [63.5, 65.75], [64.03, 65.53], [64.25, 65.0], [64.15, 64.75], [64.18, 64.68], [64.53, 64.53], [64.75, 64.0], [64.65, 63.75], [64.75, 63.5], [64.65, 63.25], [64.75, 63.0], [64.65, 62.75], [64.75, 62.5], [64.53, 61.97], [64.0, 61.75], [63.75, 61.85], [63.5, 61.75], [63.25, 61.85], [63.0, 61.75], [62.75, 61.85], [62.5, 61.75], [62.25, 61.85], [62.0, 61.75], [61.75, 61.85], [61.5, 61.75], [61.25, 61.85], [61.0, 61.75], [60.75, 61.85], [60.5, 61.75], [60.25, 61.85], [60.0, 61.75], [59.47, 61.97], [59.32, 62.32], [58.97, 62.47], [58.82, 62.82], [58.47, 62.97], [58.32, 63.32], [57.97, 63.47], [57.82, 63.82], [57.47, 63.97], [57.25, 64.5]]]]}, "2010-11-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[57.25, 64.5], [57.47, 65.03], [57.82, 65.18], [57.85, 65.25], [57.75, 65.5], [57.97, 66.03], [58.32, 66.18], [58.35, 66.25], [58.25, 66.5], [58.35, 66.75], [58.25, 67.0], [58.47, 67.53], [59.0, 67.75], [59.25, 67.65], [59.5, 67.75], [59.75, 67.65], [60.0, 67.75], [60.5, 67.54], [61.0, 67.75], [61.25, 67.65], [61.5, 67.75], [61.75, 67.65], [62.0, 67.75], [62.25, 67.65], [62.5, 67.75], [63.03, 67.53], [63.25, 67.0], [63.03, 66.47], [62.5, 66.25], [62.25, 66.35], [62.18, 66.32], [62.15, 66.25], [62.25, 66.0], [62.13, 65.7], [62.25, 65.65], [62.5, 65.75], [62.75, 65.65], [63.0, 65.75], [63.25, 65.65], [63.5, 65.75], [64.03, 65.53], [64.25, 65.0], [64.15, 64.75], [64.18, 64.68], [64.53, 64.53], [64.75, 64.0], [64.65, 63.75], [64.75, 63.5], [64.65, 63.25], [64.75, 63.0], [64.65, 62.75], [64.75, 62.5], [64.53, 61.97], [64.0, 61.75], [63.75, 61.85], [63.5, 61.75], [63.25, 61.85], [63.0, 61.75], [62.75, 61.85], [62.5, 61.75], [62.25, 61.85], [62.0, 61.75], [61.75, 61.85], [61.5, 61.75], [61.25, 61.85], [61.0, 61.75], [60.75, 61.85], [60.5, 61.75], [60.25, 61.85], [60.0, 61.75], [59.47, 61.97], [59.32, 62.32], [58.97, 62.47], [58.82, 62.82], [58.47, 62.97], [58.32, 63.32], [57.97, 63.47], [57.82, 63.82], [57.47, 63.97], [57.25, 64.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 12.25006994547266}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 9.588213504865811}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [0.48094851791421434, 0.7276764217447749, -0.6047359656492972, 0.41404187204648224, 1.903269337872814, 0.250347464389165]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [0.48094851791421434, 1.5976288368484006, 0.03538338446094258, 2.005964703753193, 4.23998426669317, 2.1036832918796904]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [8.050606047336146, 9.683706839623596, 8.839860271471059, 8.666728860388233, 10.648532740596352, 9.504573246379678]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [8.050606047336146, 9.945865807598182, 9.237857179253297, 10.216653896406854, 12.25006994547266, 11.882325670852538]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2292639970610788, 1.4665863688713607, 1.306947521978133, 1.3005836551144965, 1.5992556154174775, 1.4299042424848776]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2292639970610788, 1.5612897015236267, 1.38982621977854, 1.5133470282073027, 1.8189418315839438, 1.7593901077468854]}}