{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:34.032693", "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": "2015-Jul-29_to_2015-Aug-02_46.0_28.0"}, "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": 2015070003122}, "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 29 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 02 2015"}, "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": 57156.88947550024}, "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": ["Iraq", "Saudi Arabia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Peninsula"]}, "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": 28.0}, "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": 46.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "46.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 44.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 46.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 26.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 29.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-07-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[45.35, 28.25], [45.25, 28.5], [45.47, 29.03], [46.0, 29.25], [46.25, 29.15], [46.5, 29.25], [47.03, 29.03], [47.25, 28.5], [47.03, 27.97], [46.68, 27.82], [46.65, 27.75], [46.75, 27.5], [46.53, 26.97], [46.0, 26.75], [45.47, 26.97], [45.25, 27.5], [45.35, 27.75], [45.25, 28.0], [45.35, 28.25]]]]}, "2015-07-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[44.35, 28.75], [44.25, 29.0], [44.47, 29.53], [44.82, 29.68], [44.97, 30.03], [45.5, 30.25], [45.75, 30.15], [46.0, 30.25], [46.53, 30.03], [46.68, 29.68], [47.03, 29.53], [47.25, 29.0], [47.15, 28.75], [47.25, 28.5], [47.15, 28.25], [47.25, 28.0], [47.03, 27.47], [46.68, 27.32], [46.53, 26.97], [46.0, 26.75], [45.47, 26.97], [45.32, 27.32], [45.25, 27.35], [45.0, 27.25], [44.47, 27.47], [44.25, 28.0], [44.35, 28.25], [44.25, 28.5], [44.35, 28.75]]]]}, "2015-07-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[43.97, 28.03], [44.32, 28.18], [44.35, 28.25], [44.32, 28.32], [43.97, 28.47], [43.75, 29.0], [43.97, 29.53], [44.5, 29.75], [44.75, 29.65], [44.82, 29.68], [44.97, 30.03], [45.5, 30.25], [45.75, 30.15], [46.0, 30.25], [46.53, 30.03], [46.68, 29.68], [47.03, 29.53], [47.25, 29.0], [47.15, 28.75], [47.25, 28.5], [47.15, 28.25], [47.25, 28.0], [47.03, 27.47], [46.68, 27.32], [46.53, 26.97], [46.0, 26.75], [45.75, 26.85], [45.68, 26.82], [45.53, 26.47], [45.0, 26.25], [44.75, 26.35], [44.5, 26.25], [43.97, 26.47], [43.75, 27.0], [43.85, 27.25], [43.75, 27.5], [43.97, 28.03]]]]}, "2015-08-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[43.97, 28.03], [44.32, 28.18], [44.35, 28.25], [44.32, 28.32], [43.97, 28.47], [43.75, 29.0], [43.97, 29.53], [44.5, 29.75], [44.75, 29.65], [44.82, 29.68], [44.97, 30.03], [45.5, 30.25], [45.75, 30.15], [46.0, 30.25], [46.53, 30.03], [46.68, 29.68], [47.03, 29.53], [47.25, 29.0], [47.15, 28.75], [47.25, 28.5], [47.15, 28.25], [47.25, 28.0], [47.03, 27.47], [46.5, 27.25], [46.25, 27.35], [46.18, 27.32], [46.03, 26.97], [45.68, 26.82], [45.53, 26.47], [45.0, 26.25], [44.75, 26.35], [44.5, 26.25], [43.97, 26.47], [43.75, 27.0], [43.85, 27.25], [43.75, 27.5], [43.97, 28.03]]]]}, "2015-08-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[43.97, 28.03], [44.32, 28.18], [44.35, 28.25], [44.32, 28.32], [43.97, 28.47], [43.75, 29.0], [43.97, 29.53], [44.5, 29.75], [44.75, 29.65], [44.82, 29.68], [44.97, 30.03], [45.5, 30.25], [45.75, 30.15], [46.0, 30.25], [46.53, 30.03], [46.68, 29.68], [47.03, 29.53], [47.25, 29.0], [47.15, 28.75], [47.25, 28.5], [47.15, 28.25], [47.25, 28.0], [47.03, 27.47], [46.5, 27.25], [46.25, 27.35], [46.18, 27.32], [46.03, 26.97], [45.68, 26.82], [45.53, 26.47], [45.0, 26.25], [44.75, 26.35], [44.5, 26.25], [43.97, 26.47], [43.75, 27.0], [43.85, 27.25], [43.75, 27.5], [43.97, 28.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.844463905120108}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.179222364878913}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [39.85294051715516, 40.24260737091987, 40.08570161344409, 39.86589516447367, 40.0741139271247]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [39.986159302309716, 40.98050448114907, 40.89054070994672, 40.18266651593109, 41.00373772477417]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.6972838326802133, 3.244832778969866, 3.255837449293841, 3.0454464167045727, 3.279732370289105]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.8239761450831224, 3.844463905120108, 3.752402299270557, 3.4116865976611734, 3.5705022562624436]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.246357593523816, 1.418221567663023, 1.4254612489486065, 1.3437755455493468, 1.4677300925502548]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2917455088974075, 1.6362314158915527, 1.6803311025418421, 1.4450058987420507, 1.7096567713549977]}}