{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-08-27 23:16:39.166962", "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": "2026-Aug-05_to_2026-Aug-09_74.0_25.0"}, "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": 2026080000974}, "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 05 2026"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 09 2026"}, "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": 56263.944269691216}, "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": 25.0}, "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": 74.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "74.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 71.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 75.25}, "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": 25.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2026-08-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[72.25, 25.5], [72.47, 26.03], [73.0, 26.25], [73.53, 26.03], [73.68, 25.68], [73.75, 25.65], [74.0, 25.75], [74.53, 25.53], [74.75, 25.0], [74.53, 24.47], [74.0, 24.25], [73.75, 24.35], [73.68, 24.32], [73.53, 23.97], [73.0, 23.75], [72.75, 23.85], [72.5, 23.75], [71.97, 23.97], [71.75, 24.5], [71.97, 25.03], [72.32, 25.18], [72.35, 25.25], [72.25, 25.5]]]]}, "2026-08-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.85, 24.75], [71.75, 25.0], [71.97, 25.53], [72.32, 25.68], [72.47, 26.03], [73.0, 26.25], [73.53, 26.03], [73.68, 25.68], [73.75, 25.65], [74.0, 25.75], [74.25, 25.65], [74.5, 25.75], [74.75, 25.65], [75.0, 25.75], [75.53, 25.53], [75.75, 25.0], [75.53, 24.47], [75.0, 24.25], [74.75, 24.35], [74.68, 24.32], [74.53, 23.97], [74.18, 23.82], [74.03, 23.47], [73.5, 23.25], [73.25, 23.35], [73.0, 23.25], [72.75, 23.35], [72.5, 23.25], [71.97, 23.47], [71.75, 24.0], [71.85, 24.25], [71.75, 24.5], [71.85, 24.75]]]]}, "2026-08-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 25.03], [71.82, 25.18], [71.97, 25.53], [72.32, 25.68], [72.47, 26.03], [73.0, 26.25], [73.53, 26.03], [73.68, 25.68], [73.75, 25.65], [74.0, 25.75], [74.25, 25.65], [74.5, 25.75], [74.75, 25.65], [75.0, 25.75], [75.53, 25.53], [75.75, 25.0], [75.53, 24.47], [75.18, 24.32], [75.03, 23.97], [74.68, 23.82], [74.53, 23.47], [74.18, 23.32], [74.03, 22.97], [73.5, 22.75], [73.25, 22.85], [73.0, 22.75], [72.47, 22.97], [72.32, 23.32], [72.25, 23.35], [72.0, 23.25], [71.47, 23.47], [71.25, 24.0], [71.35, 24.25], [71.25, 24.5], [71.47, 25.03]]]]}, "2026-08-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 25.03], [71.82, 25.18], [71.97, 25.53], [72.32, 25.68], [72.47, 26.03], [73.0, 26.25], [73.53, 26.03], [73.68, 25.68], [73.75, 25.65], [74.0, 25.75], [74.25, 25.65], [74.5, 25.75], [74.75, 25.65], [75.0, 25.75], [75.53, 25.53], [75.75, 25.0], [75.53, 24.47], [75.18, 24.32], [75.03, 23.97], [74.68, 23.82], [74.53, 23.47], [74.18, 23.32], [74.03, 22.97], [73.5, 22.75], [73.25, 22.85], [73.0, 22.75], [72.47, 22.97], [72.32, 23.32], [72.25, 23.35], [72.0, 23.25], [71.47, 23.47], [71.25, 24.0], [71.35, 24.25], [71.25, 24.5], [71.47, 25.03]]]]}, "2026-08-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[71.47, 25.03], [71.82, 25.18], [71.97, 25.53], [72.5, 25.75], [72.75, 25.65], [73.0, 25.75], [73.5, 25.54], [74.0, 25.75], [74.53, 25.53], [74.68, 25.18], [75.03, 25.03], [75.25, 24.5], [75.03, 23.97], [74.68, 23.82], [74.53, 23.47], [74.18, 23.32], [74.03, 22.97], [73.5, 22.75], [73.25, 22.85], [73.0, 22.75], [72.47, 22.97], [72.32, 23.32], [72.25, 23.35], [72.0, 23.25], [71.47, 23.47], [71.25, 24.0], [71.35, 24.25], [71.25, 24.5], [71.47, 25.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.27919449094162}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.6301535886179301}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.3498524983724, 28.42175681704566, 28.606659189860068, 28.7503621419271, 28.658951059977255]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.5307607014974, 30.511612192789755, 30.353627777099632, 30.352156575520837, 29.884104665120446]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.3842323538421983, 1.5624998764894624, 1.5672397096446815, 1.7590637302438155, 1.6990757214554435]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5509570199285463, 2.1269902702978243, 2.025633532400434, 2.27919449094162, 2.085879192168818]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2390566357907298, 1.4157537594097982, 1.385158909332996, 1.556097541430837, 1.5767767294908106]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.324006023608283, 1.9238937525649003, 1.794482478133855, 1.9154611750459567, 1.8749164721730196]}}