{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:12.512382", "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-15_to_2010-Nov-19_83.0_44.5"}, "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": 2010110001976}, "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 15 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 19 2010"}, "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": 87443.88547756744}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.C.Asia", "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": 44.5}, "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": 83.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "83.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 82.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 89.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 43.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 46.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-11-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.0, 45.25], [83.53, 45.03], [83.75, 44.5], [83.53, 43.97], [83.0, 43.75], [82.47, 43.97], [82.25, 44.5], [82.47, 45.03], [83.0, 45.25]]]]}, "2010-11-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[81.97, 45.53], [82.5, 45.75], [82.75, 45.65], [83.0, 45.75], [83.53, 45.53], [83.68, 45.18], [83.75, 45.15], [83.88, 45.2], [83.75, 45.5], [83.97, 46.03], [84.32, 46.18], [84.47, 46.53], [85.0, 46.75], [85.25, 46.65], [85.5, 46.75], [85.75, 46.65], [86.0, 46.75], [86.25, 46.65], [86.5, 46.75], [86.75, 46.65], [87.0, 46.75], [87.53, 46.53], [87.68, 46.18], [88.03, 46.03], [88.18, 45.68], [88.53, 45.53], [88.68, 45.18], [88.75, 45.15], [89.0, 45.25], [89.53, 45.03], [89.75, 44.5], [89.53, 43.97], [89.0, 43.75], [88.75, 43.85], [88.5, 43.75], [88.25, 43.85], [88.18, 43.82], [88.03, 43.47], [87.5, 43.25], [87.25, 43.35], [87.0, 43.25], [86.47, 43.47], [86.32, 43.82], [86.25, 43.85], [86.0, 43.75], [85.75, 43.85], [85.5, 43.75], [84.97, 43.97], [84.75, 44.5], [84.53, 43.97], [84.0, 43.75], [83.75, 43.85], [83.5, 43.75], [83.25, 43.85], [83.0, 43.75], [82.75, 43.85], [82.5, 43.75], [81.97, 43.97], [81.75, 44.5], [81.85, 44.75], [81.75, 45.0], [81.97, 45.53]], [[84.93, 44.93], [84.63, 44.8], [84.75, 44.5], [84.93, 44.93]], [[85.82, 45.32], [85.75, 45.35], [85.5, 45.25], [85.75, 45.15], [85.88, 45.2], [85.82, 45.32]], [[85.25, 45.35], [85.18, 45.32], [85.07, 45.07], [85.5, 45.25], [85.25, 45.35]]]]}, "2010-11-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[81.97, 45.53], [82.5, 45.75], [82.75, 45.65], [83.0, 45.75], [83.25, 45.65], [83.5, 45.75], [83.75, 45.65], [83.82, 45.68], [83.97, 46.03], [84.32, 46.18], [84.47, 46.53], [85.0, 46.75], [85.25, 46.65], [85.5, 46.75], [85.75, 46.65], [86.0, 46.75], [86.25, 46.65], [86.5, 46.75], [86.75, 46.65], [87.0, 46.75], [87.53, 46.53], [87.68, 46.18], [88.03, 46.03], [88.18, 45.68], [88.53, 45.53], [88.68, 45.18], [88.75, 45.15], [89.0, 45.25], [89.53, 45.03], [89.75, 44.5], [89.53, 43.97], [89.0, 43.75], [88.75, 43.85], [88.5, 43.75], [88.25, 43.85], [88.18, 43.82], [88.03, 43.47], [87.5, 43.25], [87.25, 43.35], [87.0, 43.25], [86.47, 43.47], [86.32, 43.82], [86.25, 43.85], [86.0, 43.75], [85.75, 43.85], [85.5, 43.75], [85.25, 43.85], [85.0, 43.75], [84.75, 43.85], [84.5, 43.75], [84.25, 43.85], [84.0, 43.75], [83.75, 43.85], [83.5, 43.75], [83.25, 43.85], [83.0, 43.75], [82.75, 43.85], [82.5, 43.75], [81.97, 43.97], [81.75, 44.5], [81.85, 44.75], [81.75, 45.0], [81.97, 45.53]]]]}, "2010-11-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[81.97, 45.53], [82.5, 45.75], [82.75, 45.65], [83.0, 45.75], [83.25, 45.65], [83.5, 45.75], [83.75, 45.65], [83.82, 45.68], [83.97, 46.03], [84.32, 46.18], [84.47, 46.53], [85.0, 46.75], [85.25, 46.65], [85.5, 46.75], [85.75, 46.65], [86.0, 46.75], [86.25, 46.65], [86.5, 46.75], [86.75, 46.65], [87.0, 46.75], [87.53, 46.53], [87.68, 46.18], [88.03, 46.03], [88.18, 45.68], [88.53, 45.53], [88.68, 45.18], [88.75, 45.15], [89.0, 45.25], [89.53, 45.03], [89.75, 44.5], [89.53, 43.97], [89.0, 43.75], [88.75, 43.85], [88.5, 43.75], [88.25, 43.85], [88.18, 43.82], [88.03, 43.47], [87.5, 43.25], [87.25, 43.35], [87.0, 43.25], [86.47, 43.47], [86.32, 43.82], [86.25, 43.85], [86.0, 43.75], [85.75, 43.85], [85.5, 43.75], [85.25, 43.85], [85.0, 43.75], [84.75, 43.85], [84.5, 43.75], [84.25, 43.85], [84.0, 43.75], [83.75, 43.85], [83.5, 43.75], [83.25, 43.85], [83.0, 43.75], [82.75, 43.85], [82.5, 43.75], [81.97, 43.97], [81.75, 44.5], [81.85, 44.75], [81.75, 45.0], [81.97, 45.53]]]]}, "2010-11-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[83.0, 45.75], [83.25, 45.65], [83.5, 45.75], [83.75, 45.65], [83.82, 45.68], [83.97, 46.03], [84.5, 46.25], [84.75, 46.15], [84.82, 46.18], [84.97, 46.53], [85.5, 46.75], [86.0, 46.54], [86.5, 46.75], [87.03, 46.53], [87.18, 46.18], [87.53, 46.03], [87.75, 45.5], [87.65, 45.25], [87.68, 45.18], [87.75, 45.15], [88.0, 45.25], [88.53, 45.03], [88.75, 44.5], [88.53, 43.97], [88.18, 43.82], [88.03, 43.47], [87.5, 43.25], [87.25, 43.35], [87.0, 43.25], [86.47, 43.47], [86.32, 43.82], [86.25, 43.85], [86.0, 43.75], [85.75, 43.85], [85.5, 43.75], [85.25, 43.85], [85.0, 43.75], [84.75, 43.85], [84.5, 43.75], [84.25, 43.85], [84.0, 43.75], [83.75, 43.85], [83.5, 43.75], [83.25, 43.85], [83.0, 43.75], [82.75, 43.85], [82.5, 43.75], [81.97, 43.97], [81.75, 44.5], [81.97, 45.03], [82.32, 45.18], [82.47, 45.53], [83.0, 45.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 10.92236894481772}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.928303252602492}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [4.192937016576991, 3.595509177813028, 5.133638216624206, 5.818243245634562, 3.247974696880874]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [4.192937016576991, 4.867544504937712, 7.082587025814007, 8.193271126596073, 4.973301978938309]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.624147373675669, 5.381978582825379, 7.31301692326867, 8.340695173836899, 6.03058384250204]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.624147373675669, 6.819422461067177, 9.449452738180696, 10.92236894481772, 7.337499551673204]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1553951790586583, 1.2741446536877021, 1.6693037464005964, 1.8917045294354236, 1.3738738012632286]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.1553951790586583, 1.4956618299802618, 2.051747840255615, 2.3249833386674386, 1.6924252065518866]}}