{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:11.205544", "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": "2011-Aug-02_to_2011-Aug-08_72.5_26.0"}, "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": 2011080001915}, "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 02 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 08 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 83375.23663392622}, "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": 26.0}, "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": 69.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 74.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 24.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 27.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-08-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.97, 25.97], [70.75, 26.5], [70.97, 27.03], [71.5, 27.25], [72.0, 27.04], [72.32, 27.18], [72.35, 27.25], [72.25, 27.5], [72.47, 28.03], [73.0, 28.25], [73.25, 28.15], [73.5, 28.25], [74.03, 28.03], [74.18, 27.68], [74.53, 27.53], [74.75, 27.0], [74.53, 26.47], [74.18, 26.32], [74.03, 25.97], [73.68, 25.82], [73.65, 25.75], [73.75, 25.5], [73.53, 24.97], [73.0, 24.75], [72.75, 24.85], [72.5, 24.75], [71.97, 24.97], [71.75, 25.5], [71.85, 25.75], [71.8, 25.88], [71.5, 25.75], [70.97, 25.97]]]]}, "2011-08-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.5, 27.25], [72.0, 27.04], [72.32, 27.18], [72.35, 27.25], [72.25, 27.5], [72.47, 28.03], [73.0, 28.25], [73.25, 28.15], [73.5, 28.25], [74.03, 28.03], [74.18, 27.68], [74.53, 27.53], [74.75, 27.0], [74.65, 26.75], [74.75, 26.5], [74.65, 26.25], [74.75, 26.0], [74.53, 25.47], [74.18, 25.32], [74.03, 24.97], [73.68, 24.82], [73.53, 24.47], [73.0, 24.25], [72.47, 24.47], [72.32, 24.82], [71.97, 24.97], [71.8, 25.38], [71.5, 25.25], [71.25, 25.35], [71.0, 25.25], [70.47, 25.47], [70.25, 26.0], [70.47, 26.53], [70.82, 26.68], [70.97, 27.03], [71.5, 27.25]]]]}, "2011-08-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.82, 26.68], [70.97, 27.03], [71.5, 27.25], [72.0, 27.04], [72.32, 27.18], [72.35, 27.25], [72.25, 27.5], [72.47, 28.03], [73.0, 28.25], [73.25, 28.15], [73.5, 28.25], [74.03, 28.03], [74.18, 27.68], [74.53, 27.53], [74.75, 27.0], [74.65, 26.75], [74.75, 26.5], [74.65, 26.25], [74.75, 26.0], [74.53, 25.47], [74.18, 25.32], [74.03, 24.97], [73.68, 24.82], [73.53, 24.47], [73.0, 24.25], [72.75, 24.35], [72.5, 24.25], [71.97, 24.47], [71.8, 24.88], [71.5, 24.75], [71.25, 24.85], [71.0, 24.75], [70.75, 24.85], [70.5, 24.75], [69.97, 24.97], [69.75, 25.5], [69.97, 26.03], [70.32, 26.18], [70.47, 26.53], [70.82, 26.68]]]]}, "2011-08-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.0, 26.75], [71.25, 26.65], [71.5, 26.75], [71.8, 26.63], [71.97, 27.03], [72.32, 27.18], [72.47, 27.53], [72.82, 27.68], [72.97, 28.03], [73.5, 28.25], [74.03, 28.03], [74.18, 27.68], [74.53, 27.53], [74.75, 27.0], [74.65, 26.75], [74.75, 26.5], [74.65, 26.25], [74.75, 26.0], [74.53, 25.47], [74.18, 25.32], [74.03, 24.97], [73.68, 24.82], [73.53, 24.47], [73.0, 24.25], [72.75, 24.35], [72.5, 24.25], [71.97, 24.47], [71.8, 24.88], [71.5, 24.75], [71.25, 24.85], [71.0, 24.75], [70.75, 24.85], [70.5, 24.75], [69.97, 24.97], [69.75, 25.5], [69.97, 26.03], [70.32, 26.18], [70.47, 26.53], [71.0, 26.75]]]]}, "2011-08-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.47, 26.03], [70.0, 26.25], [70.25, 26.15], [70.32, 26.18], [70.47, 26.53], [70.82, 26.68], [70.97, 27.03], [71.5, 27.25], [72.0, 27.04], [72.32, 27.18], [72.47, 27.53], [72.82, 27.68], [72.97, 28.03], [73.5, 28.25], [74.03, 28.03], [74.18, 27.68], [74.53, 27.53], [74.75, 27.0], [74.65, 26.75], [74.75, 26.5], [74.65, 26.25], [74.75, 26.0], [74.53, 25.47], [74.18, 25.32], [74.03, 24.97], [73.68, 24.82], [73.53, 24.47], [73.0, 24.25], [72.75, 24.35], [72.5, 24.25], [71.97, 24.47], [71.8, 24.88], [71.68, 24.82], [71.53, 24.47], [71.18, 24.32], [71.03, 23.97], [70.5, 23.75], [69.97, 23.97], [69.82, 24.32], [69.47, 24.47], [69.25, 25.0], [69.35, 25.25], [69.25, 25.5], [69.47, 26.03]]]]}, "2011-08-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.47, 26.03], [70.0, 26.25], [70.25, 26.15], [70.32, 26.18], [70.47, 26.53], [70.82, 26.68], [70.97, 27.03], [71.5, 27.25], [72.0, 27.04], [72.32, 27.18], [72.47, 27.53], [72.82, 27.68], [72.97, 28.03], [73.5, 28.25], [74.03, 28.03], [74.25, 27.5], [74.15, 27.25], [74.18, 27.18], [74.53, 27.03], [74.75, 26.5], [74.65, 26.25], [74.75, 26.0], [74.53, 25.47], [74.18, 25.32], [74.03, 24.97], [73.5, 24.75], [73.25, 24.85], [73.18, 24.82], [73.03, 24.47], [72.5, 24.25], [71.97, 24.47], [71.8, 24.88], [71.68, 24.82], [71.53, 24.47], [71.18, 24.32], [71.03, 23.97], [70.5, 23.75], [69.97, 23.97], [69.82, 24.32], [69.47, 24.47], [69.25, 25.0], [69.35, 25.25], [69.25, 25.5], [69.47, 26.03]]]]}, "2011-08-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.47, 26.03], [70.0, 26.25], [70.25, 26.15], [70.32, 26.18], [70.47, 26.53], [70.82, 26.68], [70.97, 27.03], [71.5, 27.25], [72.0, 27.04], [72.5, 27.25], [72.75, 27.15], [73.0, 27.25], [73.53, 27.03], [73.75, 26.5], [73.65, 26.25], [73.75, 26.0], [73.53, 25.47], [73.18, 25.32], [73.03, 24.97], [72.5, 24.75], [72.0, 24.96], [71.68, 24.82], [71.53, 24.47], [71.18, 24.32], [71.03, 23.97], [70.5, 23.75], [69.97, 23.97], [69.82, 24.32], [69.47, 24.47], [69.25, 25.0], [69.35, 25.25], [69.25, 25.5], [69.47, 26.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.125615654138699}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.4373909369903632}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [32.21494758545458, 32.14984710088987, 31.783038199491045, 31.4804249109917, 31.506448905105344, 31.919857042143974, 32.129828604902684]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [33.759120099219615, 34.329039857179964, 33.4721888756016, 33.08733412446168, 32.92198256401997, 33.48940796754056, 33.443865883253466]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.5630353046398464, 2.8228845217714023, 2.4469066016797854, 2.2399237022284963, 2.136834142524782, 2.533067227712098, 2.490658109176593]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.5341148295366906, 4.125615654138699, 3.1598808636867375, 3.072103815765047, 2.8255429337568785, 3.814572553125572, 3.7439704369098763]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4902763892090425, 1.7443894697391227, 1.5785691412190481, 1.5046298539169827, 1.4851576012213994, 1.7667978278813705, 1.7763032484911383]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6689077934108765, 2.1318438302861873, 2.0259625408637185, 1.8402433556654243, 1.7707276333200612, 2.308705312216224, 2.631309382578961]}}