{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:17.628659", "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-Aug-23_to_2013-Aug-27_72.5_34.0"}, "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": 2013080002819}, "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": "August 23 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 27 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": 59444.4833545344}, "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", "India", "Pakistan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["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": 34.0}, "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": 72.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "72.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 70.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 75.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 32.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 34.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-08-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.5, 34.75], [73.03, 34.53], [73.25, 34.0], [73.03, 33.47], [72.5, 33.25], [72.07, 33.43], [72.25, 33.0], [72.03, 32.47], [71.5, 32.25], [70.97, 32.47], [70.75, 33.0], [70.97, 33.53], [71.5, 33.75], [71.93, 33.57], [71.75, 34.0], [71.97, 34.53], [72.5, 34.75]]], [[[73.47, 32.97], [73.25, 33.5], [73.47, 34.03], [74.0, 34.25], [74.53, 34.03], [74.75, 33.5], [74.53, 32.97], [74.0, 32.75], [73.47, 32.97]]]]}, "2013-08-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.32, 33.68], [71.35, 33.75], [71.32, 33.82], [70.97, 33.97], [70.75, 34.5], [70.97, 35.03], [71.5, 35.25], [72.03, 35.03], [72.18, 34.68], [72.25, 34.65], [72.5, 34.75], [73.03, 34.53], [73.2, 34.13], [73.5, 34.25], [73.75, 34.15], [74.0, 34.25], [74.53, 34.03], [74.68, 33.68], [74.75, 33.65], [75.0, 33.75], [75.53, 33.53], [75.68, 33.18], [76.03, 33.03], [76.25, 32.5], [76.03, 31.97], [75.5, 31.75], [74.97, 31.97], [74.82, 32.32], [74.75, 32.35], [74.68, 32.32], [74.53, 31.97], [74.0, 31.75], [73.75, 31.85], [73.5, 31.75], [72.97, 31.97], [72.82, 32.32], [72.75, 32.35], [72.68, 32.32], [72.53, 31.97], [72.0, 31.75], [71.75, 31.85], [71.5, 31.75], [71.25, 31.85], [71.0, 31.75], [70.47, 31.97], [70.25, 32.5], [70.47, 33.03], [70.82, 33.18], [70.97, 33.53], [71.32, 33.68]]]]}, "2013-08-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.47, 35.03], [71.0, 35.25], [71.25, 35.15], [71.5, 35.25], [72.03, 35.03], [72.18, 34.68], [72.25, 34.65], [72.5, 34.75], [73.03, 34.53], [73.2, 34.13], [73.5, 34.25], [73.75, 34.15], [74.0, 34.25], [74.53, 34.03], [74.68, 33.68], [74.75, 33.65], [75.0, 33.75], [75.53, 33.53], [75.68, 33.18], [76.03, 33.03], [76.25, 32.5], [76.03, 31.97], [75.5, 31.75], [74.97, 31.97], [74.82, 32.32], [74.75, 32.35], [74.68, 32.32], [74.53, 31.97], [74.0, 31.75], [73.75, 31.85], [73.5, 31.75], [72.97, 31.97], [72.82, 32.32], [72.75, 32.35], [72.68, 32.32], [72.53, 31.97], [72.0, 31.75], [71.75, 31.85], [71.5, 31.75], [71.25, 31.85], [71.0, 31.75], [70.47, 31.97], [70.25, 32.5], [70.47, 33.03], [70.82, 33.18], [70.88, 33.3], [70.47, 33.47], [70.25, 34.0], [70.35, 34.25], [70.25, 34.5], [70.47, 35.03]]]]}, "2013-08-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.47, 35.03], [71.0, 35.25], [71.25, 35.15], [71.5, 35.25], [72.03, 35.03], [72.18, 34.68], [72.25, 34.65], [72.5, 34.75], [73.03, 34.53], [73.2, 34.13], [73.5, 34.25], [73.75, 34.15], [74.0, 34.25], [74.53, 34.03], [74.68, 33.68], [74.75, 33.65], [75.0, 33.75], [75.53, 33.53], [75.68, 33.18], [76.03, 33.03], [76.25, 32.5], [76.03, 31.97], [75.5, 31.75], [74.97, 31.97], [74.82, 32.32], [74.75, 32.35], [74.68, 32.32], [74.53, 31.97], [74.0, 31.75], [73.75, 31.85], [73.5, 31.75], [72.97, 31.97], [72.82, 32.32], [72.75, 32.35], [72.68, 32.32], [72.53, 31.97], [72.0, 31.75], [71.75, 31.85], [71.5, 31.75], [71.25, 31.85], [71.0, 31.75], [70.47, 31.97], [70.25, 32.5], [70.47, 33.03], [70.82, 33.18], [70.88, 33.3], [70.47, 33.47], [70.25, 34.0], [70.35, 34.25], [70.25, 34.5], [70.47, 35.03]]]]}, "2013-08-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[74.47, 32.47], [74.25, 33.0], [74.47, 33.53], [75.0, 33.75], [75.53, 33.53], [75.75, 33.0], [75.53, 32.47], [75.0, 32.25], [74.47, 32.47]]], [[[71.0, 35.25], [71.25, 35.15], [71.5, 35.25], [72.03, 35.03], [72.18, 34.68], [72.25, 34.65], [72.5, 34.75], [73.03, 34.53], [73.25, 34.0], [73.15, 33.75], [73.25, 33.5], [73.03, 32.97], [72.63, 32.8], [72.75, 32.5], [72.53, 31.97], [72.0, 31.75], [71.75, 31.85], [71.5, 31.75], [71.25, 31.85], [71.0, 31.75], [70.47, 31.97], [70.25, 32.5], [70.47, 33.03], [70.82, 33.18], [70.88, 33.3], [70.47, 33.47], [70.25, 34.0], [70.35, 34.25], [70.25, 34.5], [70.47, 35.03], [71.0, 35.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.2648917307034253}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.362438513418197}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.204298089709766, 30.813132284066455, 30.96226049520783, 31.14499937873302, 30.743803287559842]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.629563602628366, 33.548029257621636, 33.824218054107234, 33.810018748968446, 33.532106337408266]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9825879149571126, 2.0424126048882214, 2.4508823888103204, 2.6498309452423108, 2.2704247550856373]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.1412211385710975, 2.753451733916336, 2.9174735970219103, 3.2648917307034253, 2.8384062794619354]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3419862856322695, 1.237981616304693, 1.4485599743770663, 1.5796926517115664, 1.3276289471851843]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5691400676167686, 1.5310785581382502, 1.6460407239842192, 1.9529134675557496, 1.5589429054231372]}}