{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:32.425230", "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": "2013-Sep-11_to_2013-Sep-14_85.5_26.5"}, "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": 2013090002007}, "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": "September 11 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 14 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 55679.278386609774}, "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": ["India"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Asia", "Tibetan-Plateau"]}, "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": 26.5}, "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": 85.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "85.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 83.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 87.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 24.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 26.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-09-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[86.0, 26.75], [86.53, 26.53], [86.75, 26.0], [86.53, 25.47], [86.0, 25.25], [85.47, 25.47], [85.25, 26.0], [85.47, 26.53], [86.0, 26.75]]]]}, "2013-09-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.85, 25.25], [82.75, 25.5], [82.97, 26.03], [83.32, 26.18], [83.47, 26.53], [84.0, 26.75], [84.25, 26.65], [84.32, 26.68], [84.47, 27.03], [85.0, 27.25], [85.25, 27.15], [85.5, 27.25], [85.75, 27.15], [86.0, 27.25], [86.25, 27.15], [86.5, 27.25], [86.75, 27.15], [87.0, 27.25], [87.53, 27.03], [87.75, 26.5], [87.53, 25.97], [87.18, 25.82], [87.03, 25.47], [86.5, 25.25], [86.25, 25.35], [86.18, 25.32], [86.03, 24.97], [85.5, 24.75], [85.25, 24.85], [85.0, 24.75], [84.75, 24.85], [84.68, 24.82], [84.65, 24.75], [84.75, 24.5], [84.53, 23.97], [84.0, 23.75], [83.75, 23.85], [83.5, 23.75], [82.97, 23.97], [82.75, 24.5], [82.85, 24.75], [82.75, 25.0], [82.85, 25.25]]]]}, "2013-09-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.85, 25.25], [82.75, 25.5], [82.97, 26.03], [83.32, 26.18], [83.47, 26.53], [84.0, 26.75], [84.25, 26.65], [84.32, 26.68], [84.47, 27.03], [85.0, 27.25], [85.25, 27.15], [85.5, 27.25], [85.75, 27.15], [86.0, 27.25], [86.25, 27.15], [86.5, 27.25], [86.75, 27.15], [87.0, 27.25], [87.53, 27.03], [87.75, 26.5], [87.53, 25.97], [87.18, 25.82], [87.03, 25.47], [86.5, 25.25], [86.25, 25.35], [86.18, 25.32], [86.03, 24.97], [85.5, 24.75], [85.25, 24.85], [85.0, 24.75], [84.75, 24.85], [84.68, 24.82], [84.65, 24.75], [84.75, 24.5], [84.53, 23.97], [84.0, 23.75], [83.75, 23.85], [83.5, 23.75], [82.97, 23.97], [82.75, 24.5], [82.85, 24.75], [82.75, 25.0], [82.85, 25.25]]]]}, "2013-09-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.85, 25.25], [82.75, 25.5], [82.97, 26.03], [83.32, 26.18], [83.47, 26.53], [84.0, 26.75], [84.25, 26.65], [84.32, 26.68], [84.47, 27.03], [85.0, 27.25], [85.25, 27.15], [85.5, 27.25], [85.75, 27.15], [86.0, 27.25], [86.25, 27.15], [86.5, 27.25], [86.75, 27.15], [87.0, 27.25], [87.53, 27.03], [87.75, 26.5], [87.53, 25.97], [87.18, 25.82], [87.03, 25.47], [86.5, 25.25], [86.2, 25.38], [86.03, 24.97], [85.5, 24.75], [85.25, 24.85], [85.0, 24.75], [84.75, 24.85], [84.68, 24.82], [84.65, 24.75], [84.75, 24.5], [84.53, 23.97], [84.0, 23.75], [83.75, 23.85], [83.5, 23.75], [82.97, 23.97], [82.75, 24.5], [82.85, 24.75], [82.75, 25.0], [82.85, 25.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.782024125650821}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.9757016507379765}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.413368964681297, 30.47151846859765, 31.204218600282957, 30.512693569573003]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.413368964681297, 31.100257054275346, 31.939968967550783, 31.150652250854307]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5145626212971024, 1.704975735767718, 2.455173612642298, 1.7802394449884822]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5145626212971024, 1.9429490372231157, 2.782024125650821, 2.1365628122461544]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2708436667526353, 1.432499977555794, 2.0953019847798187, 1.5127610399717528]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2708436667526353, 1.6567786277033487, 2.3970253166035813, 1.7334510144908934]}}