{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:02:34.067394", "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": "2024-Dec-06_to_2024-Dec-09_53.0_26.5"}, "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": 2024120001266}, "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 06 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 09 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 50111.28961892129}, "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": ["Iran, Islamic Republic of"]}, "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": 26.5}, "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": 53.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "53.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 53.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 55.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 24.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 27.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[52.35, 26.75], [52.25, 27.0], [52.47, 27.53], [53.0, 27.75], [53.53, 27.53], [53.68, 27.18], [53.75, 27.15], [54.0, 27.25], [54.53, 27.03], [54.68, 26.68], [54.75, 26.65], [55.0, 26.75], [55.53, 26.53], [55.75, 26.0], [55.65, 25.75], [55.75, 25.5], [55.53, 24.97], [55.18, 24.82], [55.03, 24.47], [54.68, 24.32], [54.53, 23.97], [54.0, 23.75], [53.47, 23.97], [53.32, 24.32], [52.97, 24.47], [52.82, 24.82], [52.47, 24.97], [52.25, 25.5], [52.35, 25.75], [52.25, 26.0], [52.35, 26.25], [52.25, 26.5], [52.35, 26.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.Asia", "Arabian-Peninsula"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-12-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[52.25, 26.0], [52.35, 26.25], [52.25, 26.5], [52.35, 26.75], [52.25, 27.0], [52.47, 27.53], [53.0, 27.75], [53.53, 27.53], [53.68, 27.18], [53.75, 27.15], [54.0, 27.25], [54.53, 27.03], [54.68, 26.68], [54.75, 26.65], [55.0, 26.75], [55.53, 26.53], [55.75, 26.0], [55.65, 25.75], [55.75, 25.5], [55.53, 24.97], [55.18, 24.82], [55.03, 24.47], [54.68, 24.32], [54.53, 23.97], [54.0, 23.75], [53.47, 23.97], [53.32, 24.32], [52.97, 24.47], [52.82, 24.82], [52.47, 24.97], [52.25, 25.5], [52.35, 25.75], [52.25, 26.0]]]]}, "2024-12-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[52.25, 26.0], [52.35, 26.25], [52.25, 26.5], [52.35, 26.75], [52.25, 27.0], [52.47, 27.53], [53.0, 27.75], [53.53, 27.53], [53.68, 27.18], [53.75, 27.15], [54.0, 27.25], [54.53, 27.03], [54.68, 26.68], [54.75, 26.65], [55.0, 26.75], [55.53, 26.53], [55.75, 26.0], [55.65, 25.75], [55.75, 25.5], [55.53, 24.97], [55.18, 24.82], [55.03, 24.47], [54.68, 24.32], [54.53, 23.97], [54.0, 23.75], [53.47, 23.97], [53.32, 24.32], [52.97, 24.47], [52.82, 24.82], [52.47, 24.97], [52.25, 25.5], [52.35, 25.75], [52.25, 26.0]]]]}, "2024-12-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[52.25, 26.0], [52.35, 26.25], [52.25, 26.5], [52.35, 26.75], [52.25, 27.0], [52.47, 27.53], [53.0, 27.75], [53.53, 27.53], [53.68, 27.18], [53.75, 27.15], [54.0, 27.25], [54.53, 27.03], [54.68, 26.68], [54.75, 26.65], [55.0, 26.75], [55.53, 26.53], [55.75, 26.0], [55.65, 25.75], [55.75, 25.5], [55.53, 24.97], [55.18, 24.82], [55.03, 24.47], [54.68, 24.32], [54.53, 23.97], [54.0, 23.75], [53.47, 23.97], [53.32, 24.32], [52.97, 24.47], [52.82, 24.82], [52.47, 24.97], [52.25, 25.5], [52.35, 25.75], [52.25, 26.0]]]]}, "2024-12-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[53.0, 25.75], [52.47, 25.97], [52.25, 26.5], [52.47, 27.03], [53.0, 27.25], [53.25, 27.15], [53.5, 27.25], [54.03, 27.03], [54.25, 26.5], [54.03, 25.97], [53.5, 25.75], [53.25, 25.85], [53.0, 25.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.609843307191568}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.1112043173595163}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.83344364872687, 25.747507420292663, 25.496122826470298, 25.14647191365566]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.264388020833337, 26.30137659708663, 25.871027882893884, 25.246650950113974]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.1514672871605254, 2.170483871572079, 2.0301435033336634, 1.9448689274700541]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.609843307191568, 2.4678476419766184, 2.551860869279267, 2.0336912541873176]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.452704106821786, 1.4681255375996878, 1.4161146389682224, 1.2673641705313972]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.650729916454953, 1.7484348494768314, 1.6368879030239707, 1.3183093172731013]}}