{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:21.302935", "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-Apr-30_to_2014-May-02_74.0_30.5"}, "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": 2014040002740}, "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": "April 30 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 02 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 66469.68497600661}, "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", "Pakistan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Asia", "Tibetan-Plateau", "W.C.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": []}, "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": 30.5}, "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": 74.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "74.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 71.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 76.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 29.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 32.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-04-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 32.53], [72.0, 32.75], [72.53, 32.53], [72.68, 32.18], [72.75, 32.15], [73.0, 32.25], [73.25, 32.15], [73.5, 32.25], [73.75, 32.15], [74.0, 32.25], [74.53, 32.03], [74.68, 31.68], [74.75, 31.65], [75.0, 31.75], [75.53, 31.53], [75.68, 31.18], [76.03, 31.03], [76.18, 30.68], [76.53, 30.53], [76.75, 30.0], [76.53, 29.47], [76.18, 29.32], [76.03, 28.97], [75.5, 28.75], [75.25, 28.85], [75.0, 28.75], [74.47, 28.97], [74.32, 29.32], [74.25, 29.35], [74.0, 29.25], [73.75, 29.35], [73.5, 29.25], [72.97, 29.47], [72.82, 29.82], [72.47, 29.97], [72.25, 30.5], [72.35, 30.75], [72.32, 30.82], [72.25, 30.85], [72.0, 30.75], [71.47, 30.97], [71.25, 31.5], [71.35, 31.75], [71.25, 32.0], [71.47, 32.53]]]]}, "2014-05-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 32.53], [72.0, 32.75], [72.53, 32.53], [72.68, 32.18], [72.75, 32.15], [73.0, 32.25], [73.25, 32.15], [73.5, 32.25], [73.75, 32.15], [74.0, 32.25], [74.53, 32.03], [74.68, 31.68], [74.75, 31.65], [75.0, 31.75], [75.53, 31.53], [75.68, 31.18], [76.03, 31.03], [76.18, 30.68], [76.53, 30.53], [76.75, 30.0], [76.53, 29.47], [76.18, 29.32], [76.03, 28.97], [75.5, 28.75], [75.25, 28.85], [75.0, 28.75], [74.47, 28.97], [74.32, 29.32], [74.25, 29.35], [74.0, 29.25], [73.75, 29.35], [73.5, 29.25], [72.97, 29.47], [72.82, 29.82], [72.47, 29.97], [72.25, 30.5], [72.35, 30.75], [72.32, 30.82], [72.25, 30.85], [72.0, 30.75], [71.47, 30.97], [71.25, 31.5], [71.35, 31.75], [71.25, 32.0], [71.47, 32.53]]]]}, "2014-05-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 32.53], [72.0, 32.75], [72.53, 32.53], [72.68, 32.18], [72.75, 32.15], [73.0, 32.25], [73.25, 32.15], [73.5, 32.25], [73.75, 32.15], [74.0, 32.25], [74.53, 32.03], [74.68, 31.68], [74.75, 31.65], [75.0, 31.75], [75.53, 31.53], [75.68, 31.18], [76.03, 31.03], [76.18, 30.68], [76.53, 30.53], [76.75, 30.0], [76.53, 29.47], [76.18, 29.32], [76.03, 28.97], [75.5, 28.75], [75.25, 28.85], [75.0, 28.75], [74.47, 28.97], [74.32, 29.32], [74.25, 29.35], [74.0, 29.25], [73.75, 29.35], [73.5, 29.25], [72.97, 29.47], [72.82, 29.82], [72.47, 29.97], [72.25, 30.5], [72.35, 30.75], [72.32, 30.82], [72.25, 30.85], [72.0, 30.75], [71.47, 30.97], [71.25, 31.5], [71.35, 31.75], [71.25, 32.0], [71.47, 32.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.421511693383309}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.808636493581654}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [35.30208207070871, 35.58255332068853, 35.48297044974231]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [36.54901108070527, 36.512897217994635, 37.1664985809482]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.700393516513259, 3.929620430590369, 3.795895533641335]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.761175088750065, 4.725121424235624, 5.421511693383309]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3763837755839996, 1.433457614730298, 1.3302571426220304]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6612467255907142, 1.6480332015620025, 1.5226844784479183]}}