{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:42.481523", "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-Jan-27_to_2011-Jan-30_34.0_31.0"}, "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": 2011010002621}, "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": "January 27 2011"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 30 2011"}, "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": 52834.268104887684}, "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": ["Egypt", "Israel", "Jordan", "Palestinian Territory"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Mediterranean"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa", "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": ["Mediterranean Sea - Eastern Basin"]}, "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": 31.0}, "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": 34.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "34.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 31.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 36.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 29.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 32.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2011-01-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.5, 31.75], [32.75, 31.65], [32.82, 31.68], [32.97, 32.03], [33.5, 32.25], [33.75, 32.15], [34.0, 32.25], [34.25, 32.15], [34.32, 32.18], [34.35, 32.25], [34.25, 32.5], [34.47, 33.03], [35.0, 33.25], [35.25, 33.15], [35.5, 33.25], [36.03, 33.03], [36.18, 32.68], [36.53, 32.53], [36.75, 32.0], [36.65, 31.75], [36.75, 31.5], [36.53, 30.97], [36.0, 30.75], [35.5, 30.96], [35.18, 30.82], [35.03, 30.47], [34.68, 30.32], [34.53, 29.97], [34.0, 29.75], [33.75, 29.85], [33.5, 29.75], [33.0, 29.96], [32.5, 29.75], [32.25, 29.85], [32.0, 29.75], [31.47, 29.97], [31.25, 30.5], [31.47, 31.03], [31.82, 31.18], [31.97, 31.53], [32.5, 31.75]]]]}, "2011-01-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.5, 31.75], [32.75, 31.65], [32.82, 31.68], [32.97, 32.03], [33.5, 32.25], [33.75, 32.15], [34.0, 32.25], [34.25, 32.15], [34.32, 32.18], [34.35, 32.25], [34.25, 32.5], [34.47, 33.03], [35.0, 33.25], [35.25, 33.15], [35.5, 33.25], [36.03, 33.03], [36.18, 32.68], [36.53, 32.53], [36.75, 32.0], [36.65, 31.75], [36.75, 31.5], [36.53, 30.97], [36.0, 30.75], [35.5, 30.96], [35.18, 30.82], [35.03, 30.47], [34.68, 30.32], [34.53, 29.97], [34.18, 29.82], [34.03, 29.47], [33.5, 29.25], [32.97, 29.47], [32.8, 29.88], [32.5, 29.75], [32.25, 29.85], [32.0, 29.75], [31.47, 29.97], [31.25, 30.5], [31.47, 31.03], [31.82, 31.18], [31.97, 31.53], [32.5, 31.75]]]]}, "2011-01-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.5, 31.75], [32.75, 31.65], [32.82, 31.68], [32.97, 32.03], [33.5, 32.25], [33.75, 32.15], [34.0, 32.25], [34.25, 32.15], [34.32, 32.18], [34.35, 32.25], [34.25, 32.5], [34.47, 33.03], [35.0, 33.25], [35.25, 33.15], [35.5, 33.25], [36.03, 33.03], [36.18, 32.68], [36.53, 32.53], [36.75, 32.0], [36.65, 31.75], [36.75, 31.5], [36.53, 30.97], [36.0, 30.75], [35.5, 30.96], [35.18, 30.82], [35.03, 30.47], [34.68, 30.32], [34.53, 29.97], [34.18, 29.82], [34.03, 29.47], [33.5, 29.25], [32.97, 29.47], [32.8, 29.88], [32.5, 29.75], [32.25, 29.85], [32.0, 29.75], [31.47, 29.97], [31.25, 30.5], [31.47, 31.03], [31.82, 31.18], [31.97, 31.53], [32.5, 31.75]]]]}, "2011-01-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.5, 31.75], [32.75, 31.65], [33.0, 31.75], [33.25, 31.65], [33.5, 31.75], [33.75, 31.65], [34.0, 31.75], [34.53, 31.53], [34.75, 31.0], [34.65, 30.75], [34.75, 30.5], [34.53, 29.97], [34.18, 29.82], [34.03, 29.47], [33.5, 29.25], [32.97, 29.47], [32.8, 29.88], [32.5, 29.75], [32.25, 29.85], [32.0, 29.75], [31.47, 29.97], [31.25, 30.5], [31.47, 31.03], [31.82, 31.18], [31.97, 31.53], [32.5, 31.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.32970200986523}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.724284078467008}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [15.734072222492728, 15.677285911516208, 17.419425637786844, 15.539668549410692]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [17.515627119158523, 17.518210347998036, 20.202728949820994, 16.96179645192501]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.2471390903774533, 3.2691270154587615, 5.061462835090822, 2.771541956399252]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.466271481359797, 4.03415677032217, 7.32970200986523, 3.044595173444918]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4647410319430854, 1.4514337090439393, 2.302872908912675, 1.308397775191654]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9836010797596675, 1.7608191080259405, 2.9880989835759943, 1.4106003239929563]}}