{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:49.033678", "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": "2019-May-23_to_2019-May-26_53.5_37.0"}, "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": 2019050002553}, "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": "May 23 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 26 2019"}, "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": 56267.45243301895}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.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": 37.0}, "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": 53.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "53.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 49.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 54.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 36.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 39.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-05-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[48.75, 39.0], [48.97, 39.53], [49.5, 39.75], [50.0, 39.54], [50.5, 39.75], [51.03, 39.53], [51.25, 39.0], [51.15, 38.75], [51.25, 38.5], [51.15, 38.25], [51.25, 38.0], [51.03, 37.47], [50.5, 37.25], [50.25, 37.35], [50.0, 37.25], [49.47, 37.47], [49.25, 38.0], [49.35, 38.25], [49.32, 38.32], [48.97, 38.47], [48.75, 39.0]]]]}, "2019-05-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[48.75, 39.0], [48.97, 39.53], [49.5, 39.75], [50.0, 39.54], [50.5, 39.75], [51.03, 39.53], [51.2, 39.13], [51.5, 39.25], [52.03, 39.03], [52.18, 38.68], [52.53, 38.53], [52.68, 38.18], [52.75, 38.15], [53.0, 38.25], [53.25, 38.15], [53.5, 38.25], [54.03, 38.03], [54.18, 37.68], [54.53, 37.53], [54.75, 37.0], [54.53, 36.47], [54.0, 36.25], [53.75, 36.35], [53.68, 36.32], [53.53, 35.97], [53.0, 35.75], [52.75, 35.85], [52.5, 35.75], [51.97, 35.97], [51.82, 36.32], [51.47, 36.47], [51.32, 36.82], [51.0, 36.96], [50.5, 36.75], [49.97, 36.97], [49.82, 37.32], [49.47, 37.47], [49.25, 38.0], [49.35, 38.25], [49.32, 38.32], [48.97, 38.47], [48.75, 39.0]]]]}, "2019-05-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[48.75, 39.0], [48.97, 39.53], [49.5, 39.75], [50.0, 39.54], [50.5, 39.75], [51.03, 39.53], [51.2, 39.13], [51.5, 39.25], [52.03, 39.03], [52.18, 38.68], [52.53, 38.53], [52.68, 38.18], [52.75, 38.15], [53.0, 38.25], [53.25, 38.15], [53.5, 38.25], [54.03, 38.03], [54.18, 37.68], [54.53, 37.53], [54.75, 37.0], [54.53, 36.47], [54.0, 36.25], [53.75, 36.35], [53.68, 36.32], [53.53, 35.97], [53.0, 35.75], [52.75, 35.85], [52.5, 35.75], [51.97, 35.97], [51.82, 36.32], [51.47, 36.47], [51.32, 36.82], [51.0, 36.96], [50.5, 36.75], [49.97, 36.97], [49.82, 37.32], [49.47, 37.47], [49.25, 38.0], [49.35, 38.25], [49.32, 38.32], [48.97, 38.47], [48.75, 39.0]]]]}, "2019-05-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[50.82, 38.68], [50.97, 39.03], [51.5, 39.25], [52.03, 39.03], [52.18, 38.68], [52.53, 38.53], [52.68, 38.18], [52.75, 38.15], [53.0, 38.25], [53.25, 38.15], [53.5, 38.25], [54.03, 38.03], [54.18, 37.68], [54.53, 37.53], [54.75, 37.0], [54.53, 36.47], [54.0, 36.25], [53.75, 36.35], [53.68, 36.32], [53.53, 35.97], [53.0, 35.75], [52.75, 35.85], [52.5, 35.75], [51.97, 35.97], [51.82, 36.32], [51.47, 36.47], [51.32, 36.82], [51.0, 36.96], [50.5, 36.75], [49.97, 36.97], [49.75, 37.5], [49.97, 38.03], [50.32, 38.18], [50.47, 38.53], [50.82, 38.68]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.63031903135419}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.0439821761103594}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.284179972580603, 23.57912254802494, 24.05486246974806, 24.87163536482319]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [22.831149692060194, 27.066465986864273, 29.14849982683569, 29.90229069636422]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.4797705065082596, 2.8608973927288583, 3.076904831648041, 3.4462762324645033]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.6019531148755846, 4.561681936063906, 6.034670765833937, 6.63031903135419]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3704627492091899, 1.5721095982463325, 1.7306317608762736, 1.9621227954760352]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4332293197331776, 2.3039006617450886, 2.797586396186348, 2.884933264804419]}}