{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:59.814328", "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-Oct-22_to_2010-Oct-26_78.0_9.0"}, "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": 2010100002346}, "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": "October 22 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 26 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": 60884.993327019736}, "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"]}, "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": ["Bay of Bengal", "Laccadive Sea"]}, "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": 9.0}, "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": 78.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "78.0\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": 80.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 11.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-10-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 10.03], [78.0, 10.25], [78.3, 10.13], [78.46, 10.5], [78.25, 11.0], [78.47, 11.53], [79.0, 11.75], [79.5, 11.54], [80.0, 11.75], [80.53, 11.53], [80.75, 11.0], [80.53, 10.47], [80.0, 10.25], [79.57, 10.43], [79.75, 10.0], [79.53, 9.47], [79.13, 9.3], [79.25, 9.0], [79.03, 8.47], [78.5, 8.25], [78.25, 8.35], [78.0, 8.25], [77.47, 8.47], [77.25, 9.0], [77.35, 9.25], [77.25, 9.5], [77.47, 10.03]]]]}, "2010-10-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.97, 10.53], [77.5, 10.75], [77.75, 10.65], [77.82, 10.68], [77.97, 11.03], [78.32, 11.18], [78.35, 11.25], [78.25, 11.5], [78.47, 12.03], [79.0, 12.25], [79.53, 12.03], [79.68, 11.68], [79.75, 11.65], [80.0, 11.75], [80.53, 11.53], [80.75, 11.0], [80.53, 10.47], [80.0, 10.25], [79.75, 10.35], [79.68, 10.32], [79.65, 10.25], [79.75, 10.0], [79.53, 9.47], [79.18, 9.32], [79.15, 9.25], [79.25, 9.0], [79.03, 8.47], [78.68, 8.32], [78.53, 7.97], [78.0, 7.75], [77.47, 7.97], [77.25, 8.5], [77.35, 8.75], [77.32, 8.82], [76.97, 8.97], [76.75, 9.5], [76.85, 9.75], [76.75, 10.0], [76.97, 10.53]]]]}, "2010-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.85, 9.25], [76.75, 9.5], [76.85, 9.75], [76.75, 10.0], [76.85, 10.25], [76.75, 10.5], [76.97, 11.03], [77.5, 11.25], [77.75, 11.15], [78.0, 11.25], [78.25, 11.15], [78.32, 11.18], [78.35, 11.25], [78.25, 11.5], [78.47, 12.03], [79.0, 12.25], [79.53, 12.03], [79.68, 11.68], [79.75, 11.65], [80.0, 11.75], [80.53, 11.53], [80.75, 11.0], [80.53, 10.47], [80.0, 10.25], [79.75, 10.35], [79.68, 10.32], [79.65, 10.25], [79.75, 10.0], [79.53, 9.47], [79.18, 9.32], [79.15, 9.25], [79.25, 9.0], [79.03, 8.47], [78.68, 8.32], [78.53, 7.97], [78.0, 7.75], [77.75, 7.85], [77.5, 7.75], [76.97, 7.97], [76.75, 8.5], [76.85, 8.75], [76.75, 9.0], [76.85, 9.25]]]]}, "2010-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.85, 9.25], [76.75, 9.5], [76.85, 9.75], [76.75, 10.0], [76.85, 10.25], [76.75, 10.5], [76.97, 11.03], [77.5, 11.25], [77.75, 11.15], [78.0, 11.25], [78.25, 11.15], [78.32, 11.18], [78.35, 11.25], [78.25, 11.5], [78.47, 12.03], [79.0, 12.25], [79.53, 12.03], [79.68, 11.68], [79.75, 11.65], [80.0, 11.75], [80.53, 11.53], [80.75, 11.0], [80.53, 10.47], [80.0, 10.25], [79.75, 10.35], [79.68, 10.32], [79.65, 10.25], [79.75, 10.0], [79.53, 9.47], [79.18, 9.32], [79.15, 9.25], [79.25, 9.0], [79.03, 8.47], [78.68, 8.32], [78.53, 7.97], [78.0, 7.75], [77.75, 7.85], [77.5, 7.75], [76.97, 7.97], [76.75, 8.5], [76.85, 8.75], [76.75, 9.0], [76.85, 9.25]]]]}, "2010-10-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.85, 9.25], [76.75, 9.5], [76.85, 9.75], [76.75, 10.0], [76.85, 10.25], [76.75, 10.5], [76.97, 11.03], [77.5, 11.25], [77.75, 11.15], [78.0, 11.25], [78.25, 11.15], [78.5, 11.25], [79.03, 11.03], [79.25, 10.5], [79.04, 10.0], [79.25, 9.5], [79.15, 9.25], [79.25, 9.0], [79.03, 8.47], [78.68, 8.32], [78.53, 7.97], [78.0, 7.75], [77.75, 7.85], [77.5, 7.75], [76.97, 7.97], [76.75, 8.5], [76.85, 8.75], [76.75, 9.0], [76.85, 9.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.126456868956154}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.446581669905605}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.790443644318145, 29.484384283372606, 29.58727119351738, 29.65499977096215, 29.173795965870966]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.11801745742008, 31.867458182275016, 32.29517186420276, 32.06276917253189, 31.90157964978647]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9765608469174747, 2.2325478821011266, 2.5578305005515913, 2.6696922829798124, 2.4125414136284156]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.771525526590267, 3.653661497955966, 4.126456868956154, 3.88845753285608, 3.7894760026147196]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5035791948996575, 1.6893725963988315, 1.9745524785797919, 2.072828960348329, 1.834535915129139]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7208720907847694, 2.1786198555340777, 2.524592075562152, 2.628976943357576, 2.393730451281243]}}