{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:10.232740", "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": "2015-Jan-06_to_2015-Jan-09_70.0_24.0"}, "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": 2015010001886}, "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": "January 06 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 09 2015"}, "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": 50739.20239878303}, "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"]}, "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": 24.0}, "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": 70.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "70.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 67.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 72.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 23.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 25.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-01-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[67.25, 25.0], [67.47, 25.53], [68.0, 25.75], [68.25, 25.65], [68.5, 25.75], [69.03, 25.53], [69.25, 25.0], [69.15, 24.75], [69.25, 24.5], [69.03, 23.97], [68.5, 23.75], [67.97, 23.97], [67.82, 24.32], [67.47, 24.47], [67.25, 25.0]]]]}, "2015-01-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[67.25, 25.0], [67.47, 25.53], [68.0, 25.75], [68.25, 25.65], [68.5, 25.75], [69.03, 25.53], [69.18, 25.18], [69.25, 25.15], [69.5, 25.25], [69.75, 25.15], [70.0, 25.25], [70.53, 25.03], [70.68, 24.68], [70.75, 24.65], [70.82, 24.68], [70.97, 25.03], [71.32, 25.18], [71.47, 25.53], [72.0, 25.75], [72.53, 25.53], [72.75, 25.0], [72.53, 24.47], [72.18, 24.32], [72.15, 24.25], [72.25, 24.0], [72.03, 23.47], [71.68, 23.32], [71.53, 22.97], [71.0, 22.75], [70.5, 22.96], [70.0, 22.75], [69.5, 22.96], [69.0, 22.75], [68.47, 22.97], [68.32, 23.32], [67.97, 23.47], [67.75, 24.0], [67.85, 24.25], [67.82, 24.32], [67.47, 24.47], [67.25, 25.0]]]]}, "2015-01-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[67.25, 25.0], [67.47, 25.53], [68.0, 25.75], [68.25, 25.65], [68.5, 25.75], [69.03, 25.53], [69.18, 25.18], [69.25, 25.15], [69.5, 25.25], [69.75, 25.15], [70.0, 25.25], [70.53, 25.03], [70.68, 24.68], [70.75, 24.65], [70.82, 24.68], [70.97, 25.03], [71.32, 25.18], [71.47, 25.53], [72.0, 25.75], [72.53, 25.53], [72.75, 25.0], [72.53, 24.47], [72.18, 24.32], [72.15, 24.25], [72.25, 24.0], [72.03, 23.47], [71.68, 23.32], [71.53, 22.97], [71.0, 22.75], [70.5, 22.96], [70.0, 22.75], [69.5, 22.96], [69.0, 22.75], [68.47, 22.97], [68.32, 23.32], [67.97, 23.47], [67.75, 24.0], [67.85, 24.25], [67.82, 24.32], [67.47, 24.47], [67.25, 25.0]]]]}, "2015-01-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[67.75, 24.0], [67.97, 24.53], [68.32, 24.68], [68.47, 25.03], [69.0, 25.25], [69.25, 25.15], [69.5, 25.25], [69.75, 25.15], [70.0, 25.25], [70.53, 25.03], [70.68, 24.68], [70.75, 24.65], [70.82, 24.68], [70.97, 25.03], [71.32, 25.18], [71.47, 25.53], [72.0, 25.75], [72.53, 25.53], [72.75, 25.0], [72.53, 24.47], [72.18, 24.32], [72.15, 24.25], [72.25, 24.0], [72.03, 23.47], [71.68, 23.32], [71.53, 22.97], [71.0, 22.75], [70.5, 22.96], [70.0, 22.75], [69.5, 22.96], [69.0, 22.75], [68.47, 22.97], [68.32, 23.32], [67.97, 23.47], [67.75, 24.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.000993008973808}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.8544868366673977}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [20.26668206381521, 21.150960372367933, 21.491840074008678, 21.175636740760922]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [20.714299909082115, 22.70972558486079, 22.68568593425988, 22.152908019544554]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.778158295578938, 2.7898643392160714, 3.145297572963784, 2.5983266582710183]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.865035978644414, 3.6057385410218785, 4.000993008973808, 3.1520345575222564]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4181272549485975, 1.5413938257491506, 1.7343969192089825, 1.4240981131582482]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.486425979212543, 1.976774359515364, 2.1817080439685927, 1.8748072764830253]}}