{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:19.681259", "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-Dec-05_to_2013-Dec-09_71.0_38.0"}, "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": 2013120001579}, "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": "December 05 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 09 2013"}, "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": 72679.27611714842}, "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": ["Afghanistan", "Kyrgyzstan", "Pakistan", "Tajikistan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": 38.0}, "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": 71.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "71.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 70.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 73.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 36.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 40.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-12-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.75, 38.5], [69.97, 39.03], [70.32, 39.18], [70.35, 39.25], [70.25, 39.5], [70.47, 40.03], [71.0, 40.25], [71.5, 40.04], [72.0, 40.25], [72.25, 40.15], [72.5, 40.25], [73.03, 40.03], [73.25, 39.5], [73.03, 38.97], [72.5, 38.75], [73.03, 38.53], [73.25, 38.0], [73.03, 37.47], [72.68, 37.32], [72.53, 36.97], [72.0, 36.75], [71.75, 36.85], [71.5, 36.75], [71.25, 36.85], [71.0, 36.75], [70.47, 36.97], [70.25, 37.5], [70.35, 37.75], [70.32, 37.82], [69.97, 37.97], [69.75, 38.5]], [[72.25, 38.85], [72.18, 38.82], [72.15, 38.75], [72.18, 38.68], [72.25, 38.65], [72.5, 38.75], [72.25, 38.85]]]]}, "2013-12-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.85, 38.75], [69.75, 39.0], [69.97, 39.53], [70.32, 39.68], [70.47, 40.03], [71.0, 40.25], [71.5, 40.04], [71.82, 40.18], [71.97, 40.53], [72.5, 40.75], [72.75, 40.65], [73.0, 40.75], [73.25, 40.65], [73.5, 40.75], [74.03, 40.53], [74.25, 40.0], [74.03, 39.47], [73.68, 39.32], [73.53, 38.97], [73.18, 38.82], [73.04, 38.5], [73.25, 38.0], [73.15, 37.75], [73.25, 37.5], [73.03, 36.97], [72.5, 36.75], [72.25, 36.85], [72.0, 36.75], [71.75, 36.85], [71.5, 36.75], [71.25, 36.85], [71.0, 36.75], [70.47, 36.97], [70.32, 37.32], [69.97, 37.47], [69.75, 38.0], [69.85, 38.25], [69.75, 38.5], [69.85, 38.75]]]]}, "2013-12-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.85, 38.75], [69.75, 39.0], [69.97, 39.53], [70.32, 39.68], [70.47, 40.03], [71.0, 40.25], [71.5, 40.04], [71.82, 40.18], [71.97, 40.53], [72.5, 40.75], [72.75, 40.65], [73.0, 40.75], [73.25, 40.65], [73.5, 40.75], [74.03, 40.53], [74.25, 40.0], [74.03, 39.47], [73.68, 39.32], [73.53, 38.97], [73.18, 38.82], [73.04, 38.5], [73.2, 38.13], [73.5, 38.25], [74.03, 38.03], [74.25, 37.5], [74.15, 37.25], [74.25, 37.0], [74.15, 36.75], [74.25, 36.5], [74.03, 35.97], [73.5, 35.75], [73.25, 35.85], [73.0, 35.75], [72.47, 35.97], [72.25, 36.5], [72.35, 36.75], [72.32, 36.82], [72.25, 36.85], [72.0, 36.75], [71.75, 36.85], [71.5, 36.75], [71.25, 36.85], [71.0, 36.75], [70.47, 36.97], [70.32, 37.32], [69.97, 37.47], [69.75, 38.0], [69.85, 38.25], [69.75, 38.5], [69.85, 38.75]]]]}, "2013-12-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.85, 38.75], [69.75, 39.0], [69.97, 39.53], [70.32, 39.68], [70.47, 40.03], [71.0, 40.25], [71.53, 40.03], [71.68, 39.68], [71.75, 39.65], [71.82, 39.68], [71.85, 39.75], [71.75, 40.0], [71.97, 40.53], [72.5, 40.75], [72.75, 40.65], [73.0, 40.75], [73.25, 40.65], [73.5, 40.75], [74.03, 40.53], [74.25, 40.0], [74.03, 39.47], [73.68, 39.32], [73.53, 38.97], [73.18, 38.82], [73.03, 38.47], [72.68, 38.32], [72.65, 38.25], [72.68, 38.18], [73.0, 38.04], [73.5, 38.25], [74.03, 38.03], [74.25, 37.5], [74.15, 37.25], [74.25, 37.0], [74.15, 36.75], [74.25, 36.5], [74.03, 35.97], [73.5, 35.75], [73.25, 35.85], [73.0, 35.75], [72.47, 35.97], [72.25, 36.5], [72.35, 36.75], [72.32, 36.82], [72.0, 36.96], [71.5, 36.75], [71.25, 36.85], [71.0, 36.75], [70.47, 36.97], [70.32, 37.32], [69.97, 37.47], [69.75, 38.0], [69.85, 38.25], [69.75, 38.5], [69.85, 38.75]]]]}, "2013-12-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.47, 37.53], [72.82, 37.68], [72.97, 38.03], [73.5, 38.25], [74.03, 38.03], [74.25, 37.5], [74.15, 37.25], [74.25, 37.0], [74.15, 36.75], [74.25, 36.5], [74.03, 35.97], [73.5, 35.75], [73.25, 35.85], [73.0, 35.75], [72.47, 35.97], [72.25, 36.5], [72.35, 36.75], [72.25, 37.0], [72.47, 37.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 9.795217582542847}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.6010634011021505}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [-9.161776736060574, -9.009978800733506, -9.452042355837307, -9.385823869127023, -13.263827702062372]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [-3.6370875801575835, -1.2312371730578775, -1.915304844276534, -1.9066351130797443, -10.220583833336036]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.866038542661259, 6.323557764342677, 6.788631501492501, 7.027640619436373, 6.764740578875234]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [7.363753818926369, 8.709291482591738, 9.375660129231136, 9.795217582542847, 7.7603540666136155]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4431067472691397, 1.5596073155936947, 1.6225703888997254, 1.6486951230073987, 1.5222993969722005]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6969218213898318, 1.829326602957828, 1.9122514244398263, 2.118557999445227, 1.651387669686556]}}