{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:48:04.106324", "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-Jul-26_to_2011-Jul-28_81.0_20.5"}, "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": 2011070003131}, "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": "July 26 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 28 2011"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 86435.0426490941}, "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": 20.5}, "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": 81.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "81.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 79.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 83.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 19.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 23.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-07-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[78.75, 22.0], [78.97, 22.53], [79.5, 22.75], [79.75, 22.65], [79.82, 22.68], [79.85, 22.75], [79.75, 23.0], [79.97, 23.53], [80.5, 23.75], [80.75, 23.65], [80.82, 23.68], [80.97, 24.03], [81.5, 24.25], [82.03, 24.03], [82.25, 23.5], [82.03, 22.97], [81.68, 22.82], [81.57, 22.57], [82.0, 22.75], [82.53, 22.53], [82.75, 22.0], [82.65, 21.75], [82.68, 21.68], [83.03, 21.53], [83.25, 21.0], [83.15, 20.75], [83.18, 20.68], [83.53, 20.53], [83.75, 20.0], [83.53, 19.47], [83.0, 19.25], [82.5, 19.46], [82.0, 19.25], [81.75, 19.35], [81.5, 19.25], [81.25, 19.35], [81.0, 19.25], [80.75, 19.35], [80.5, 19.25], [79.97, 19.47], [79.82, 19.82], [79.47, 19.97], [79.25, 20.5], [79.35, 20.75], [79.25, 21.0], [79.35, 21.25], [79.32, 21.32], [78.97, 21.47], [78.75, 22.0]], [[81.32, 22.18], [81.43, 22.43], [81.18, 22.32], [81.15, 22.25], [81.18, 22.18], [81.25, 22.15], [81.32, 22.18]]]]}, "2011-07-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[78.75, 22.0], [78.97, 22.53], [79.5, 22.75], [79.75, 22.65], [79.82, 22.68], [79.85, 22.75], [79.75, 23.0], [79.97, 23.53], [80.5, 23.75], [80.75, 23.65], [80.82, 23.68], [80.97, 24.03], [81.5, 24.25], [82.03, 24.03], [82.25, 23.5], [82.03, 22.97], [81.68, 22.82], [81.57, 22.57], [82.0, 22.75], [82.53, 22.53], [82.75, 22.0], [82.65, 21.75], [82.68, 21.68], [83.03, 21.53], [83.25, 21.0], [83.15, 20.75], [83.18, 20.68], [83.53, 20.53], [83.75, 20.0], [83.53, 19.47], [83.0, 19.25], [82.5, 19.46], [82.0, 19.25], [81.75, 19.35], [81.5, 19.25], [81.25, 19.35], [81.0, 19.25], [80.75, 19.35], [80.5, 19.25], [79.97, 19.47], [79.82, 19.82], [79.47, 19.97], [79.25, 20.5], [79.35, 20.75], [79.25, 21.0], [79.35, 21.25], [79.32, 21.32], [78.97, 21.47], [78.75, 22.0]], [[81.32, 22.18], [81.43, 22.43], [81.18, 22.32], [81.15, 22.25], [81.18, 22.18], [81.25, 22.15], [81.32, 22.18]]]]}, "2011-07-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[78.75, 22.0], [78.97, 22.53], [79.5, 22.75], [79.75, 22.65], [79.82, 22.68], [79.85, 22.75], [79.75, 23.0], [79.97, 23.53], [80.5, 23.75], [80.75, 23.65], [80.82, 23.68], [80.97, 24.03], [81.5, 24.25], [82.03, 24.03], [82.25, 23.5], [82.03, 22.97], [81.68, 22.82], [81.57, 22.57], [82.0, 22.75], [82.53, 22.53], [82.75, 22.0], [82.65, 21.75], [82.68, 21.68], [83.03, 21.53], [83.25, 21.0], [83.15, 20.75], [83.18, 20.68], [83.53, 20.53], [83.75, 20.0], [83.53, 19.47], [83.0, 19.25], [82.5, 19.46], [82.0, 19.25], [81.75, 19.35], [81.5, 19.25], [81.25, 19.35], [81.0, 19.25], [80.75, 19.35], [80.5, 19.25], [79.97, 19.47], [79.82, 19.82], [79.47, 19.97], [79.25, 20.5], [79.35, 20.75], [79.25, 21.0], [79.35, 21.25], [79.32, 21.32], [78.97, 21.47], [78.75, 22.0]], [[81.32, 22.18], [81.43, 22.43], [81.18, 22.32], [81.15, 22.25], [81.18, 22.18], [81.25, 22.15], [81.32, 22.18]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6525918581170913}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.1606556788042854}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.361980708540386, 28.343027346650672, 28.45782622846025]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.747607872430706, 29.71265451129949, 29.690111557041803]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.169258750799469, 2.1154609084987084, 2.19724737711468]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.61514088802528, 2.594784755281694, 2.6525918581170913]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5758335245106339, 1.5223319958556887, 1.5381315108643976]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9400987112547035, 1.8951119378581303, 1.7847189210006729]}}