{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:10:14.706431", "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": "2018-Feb-07_to_2018-Feb-10_79.0_15.0"}, "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": 2018020001555}, "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": "February 07 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 10 2018"}, "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": 53731.89546786533}, "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": []}, "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": 15.0}, "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": 79.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "79.0\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": 79.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 13.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 16.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[78.35, 14.75], [78.25, 15.0], [78.35, 15.25], [78.25, 15.5], [78.47, 16.03], [79.0, 16.25], [79.53, 16.03], [79.68, 15.68], [80.03, 15.53], [80.25, 15.0], [80.15, 14.75], [80.25, 14.5], [80.15, 14.25], [80.25, 14.0], [80.03, 13.47], [79.5, 13.25], [79.25, 13.35], [79.0, 13.25], [78.47, 13.47], [78.25, 14.0], [78.35, 14.25], [78.25, 14.5], [78.35, 14.75]]]]}, "2018-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 15.0], [76.97, 15.53], [77.5, 15.75], [77.75, 15.65], [77.82, 15.68], [77.97, 16.03], [78.32, 16.18], [78.35, 16.25], [78.25, 16.5], [78.47, 17.03], [79.0, 17.25], [79.25, 17.15], [79.5, 17.25], [80.03, 17.03], [80.25, 16.5], [80.04, 16.0], [80.25, 15.5], [80.15, 15.25], [80.25, 15.0], [80.15, 14.75], [80.25, 14.5], [80.15, 14.25], [80.25, 14.0], [80.03, 13.47], [79.5, 13.25], [79.25, 13.35], [79.0, 13.25], [78.75, 13.35], [78.5, 13.25], [77.97, 13.47], [77.82, 13.82], [77.47, 13.97], [77.32, 14.32], [76.97, 14.47], [76.75, 15.0]]]]}, "2018-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 15.0], [76.97, 15.53], [77.5, 15.75], [77.75, 15.65], [77.82, 15.68], [77.97, 16.03], [78.32, 16.18], [78.35, 16.25], [78.25, 16.5], [78.47, 17.03], [79.0, 17.25], [79.25, 17.15], [79.5, 17.25], [80.03, 17.03], [80.25, 16.5], [80.04, 16.0], [80.25, 15.5], [80.15, 15.25], [80.25, 15.0], [80.15, 14.75], [80.25, 14.5], [80.15, 14.25], [80.25, 14.0], [80.03, 13.47], [79.5, 13.25], [79.25, 13.35], [79.0, 13.25], [78.75, 13.35], [78.5, 13.25], [77.97, 13.47], [77.82, 13.82], [77.47, 13.97], [77.32, 14.32], [76.97, 14.47], [76.75, 15.0]]]]}, "2018-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 15.0], [76.97, 15.53], [77.5, 15.75], [77.75, 15.65], [77.82, 15.68], [77.97, 16.03], [78.32, 16.18], [78.35, 16.25], [78.25, 16.5], [78.47, 17.03], [79.0, 17.25], [79.25, 17.15], [79.5, 17.25], [80.03, 17.03], [80.25, 16.5], [80.04, 16.0], [80.25, 15.5], [80.15, 15.25], [80.25, 15.0], [80.15, 14.75], [80.25, 14.5], [80.03, 13.97], [79.68, 13.82], [79.53, 13.47], [79.0, 13.25], [78.75, 13.35], [78.5, 13.25], [77.97, 13.47], [77.82, 13.82], [77.47, 13.97], [77.32, 14.32], [76.97, 14.47], [76.75, 15.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.9065463307422874}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.3600290444344134}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.14047203518976, 27.979850001597868, 28.498685125401778, 27.87020092133804]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.108142216507417, 29.817103773263682, 30.944819877920622, 29.666013264912806]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.1029384819288697, 2.337498673170318, 2.785206973198762, 2.0395571563481933]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.505667167337208, 3.0834358672327085, 3.9065463307422874, 2.6113999508938264]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.791220931379517, 2.0128804044489095, 2.3668888895994904, 1.7343485983916187]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1093316563385627, 2.5533694196996866, 3.103837117417997, 2.249887376541151]}}