{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:02:50.005561", "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-Apr-07_to_2015-Apr-09_43.0_36.0"}, "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": 2015040001628}, "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": "April 07 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 09 2015"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 158979.7166506842}, "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", "Jordan", "Saudi Arabia", "Syria"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Mediterranean", "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": 36.0}, "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": 43.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "43.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 38.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 43.25}, "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": 36.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-04-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.85, 34.25], [37.75, 34.5], [37.97, 35.03], [38.32, 35.18], [38.47, 35.53], [39.0, 35.75], [39.25, 35.65], [39.32, 35.68], [39.47, 36.03], [40.0, 36.25], [40.25, 36.15], [40.32, 36.18], [40.47, 36.53], [41.0, 36.75], [41.25, 36.65], [41.5, 36.75], [41.75, 36.65], [42.0, 36.75], [42.25, 36.65], [42.5, 36.75], [42.75, 36.65], [43.0, 36.75], [43.53, 36.53], [43.75, 36.0], [43.65, 35.75], [43.75, 35.5], [43.65, 35.25], [43.75, 35.0], [43.65, 34.75], [43.75, 34.5], [43.53, 33.97], [43.0, 33.75], [42.75, 33.85], [42.5, 33.75], [42.25, 33.85], [42.18, 33.82], [42.15, 33.75], [42.25, 33.5], [42.15, 33.25], [42.25, 33.0], [42.03, 32.47], [41.5, 32.25], [41.25, 32.35], [41.0, 32.25], [40.75, 32.35], [40.68, 32.32], [40.53, 31.97], [40.18, 31.82], [40.04, 31.5], [40.25, 31.0], [40.15, 30.75], [40.25, 30.5], [40.03, 29.97], [39.68, 29.82], [39.53, 29.47], [39.0, 29.25], [38.47, 29.47], [38.25, 30.0], [38.35, 30.25], [38.25, 30.5], [38.35, 30.75], [38.25, 31.0], [38.35, 31.25], [38.25, 31.5], [38.35, 31.75], [38.32, 31.82], [37.97, 31.97], [37.75, 32.5], [37.96, 33.0], [37.75, 33.5], [37.85, 33.75], [37.75, 34.0], [37.85, 34.25]]]]}, "2015-04-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.85, 34.25], [37.75, 34.5], [37.97, 35.03], [38.32, 35.18], [38.47, 35.53], [39.0, 35.75], [39.25, 35.65], [39.32, 35.68], [39.47, 36.03], [40.0, 36.25], [40.25, 36.15], [40.32, 36.18], [40.47, 36.53], [41.0, 36.75], [41.25, 36.65], [41.5, 36.75], [41.75, 36.65], [42.0, 36.75], [42.25, 36.65], [42.5, 36.75], [42.75, 36.65], [43.0, 36.75], [43.53, 36.53], [43.75, 36.0], [43.65, 35.75], [43.75, 35.5], [43.65, 35.25], [43.75, 35.0], [43.65, 34.75], [43.75, 34.5], [43.53, 33.97], [43.0, 33.75], [42.75, 33.85], [42.5, 33.75], [42.25, 33.85], [42.18, 33.82], [42.15, 33.75], [42.25, 33.5], [42.15, 33.25], [42.25, 33.0], [42.03, 32.47], [41.5, 32.25], [41.25, 32.35], [41.0, 32.25], [40.75, 32.35], [40.68, 32.32], [40.53, 31.97], [40.18, 31.82], [40.04, 31.5], [40.25, 31.0], [40.15, 30.75], [40.25, 30.5], [40.03, 29.97], [39.68, 29.82], [39.53, 29.47], [39.0, 29.25], [38.47, 29.47], [38.25, 30.0], [38.35, 30.25], [38.25, 30.5], [38.35, 30.75], [38.25, 31.0], [38.35, 31.25], [38.25, 31.5], [38.35, 31.75], [38.32, 31.82], [37.97, 31.97], [37.75, 32.5], [37.96, 33.0], [37.75, 33.5], [37.85, 33.75], [37.75, 34.0], [37.85, 34.25]]]]}, "2015-04-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.85, 34.25], [37.75, 34.5], [37.97, 35.03], [38.32, 35.18], [38.47, 35.53], [39.0, 35.75], [39.25, 35.65], [39.32, 35.68], [39.47, 36.03], [40.0, 36.25], [40.25, 36.15], [40.32, 36.18], [40.47, 36.53], [41.0, 36.75], [41.25, 36.65], [41.5, 36.75], [41.75, 36.65], [42.0, 36.75], [42.25, 36.65], [42.5, 36.75], [42.75, 36.65], [43.0, 36.75], [43.53, 36.53], [43.75, 36.0], [43.65, 35.75], [43.75, 35.5], [43.65, 35.25], [43.75, 35.0], [43.65, 34.75], [43.75, 34.5], [43.53, 33.97], [43.0, 33.75], [42.75, 33.85], [42.5, 33.75], [42.25, 33.85], [42.18, 33.82], [42.15, 33.75], [42.25, 33.5], [42.15, 33.25], [42.25, 33.0], [42.03, 32.47], [41.5, 32.25], [41.25, 32.35], [41.0, 32.25], [40.75, 32.35], [40.68, 32.32], [40.53, 31.97], [40.18, 31.82], [40.04, 31.5], [40.25, 31.0], [40.15, 30.75], [40.25, 30.5], [40.03, 29.97], [39.68, 29.82], [39.53, 29.47], [39.0, 29.25], [38.47, 29.47], [38.25, 30.0], [38.35, 30.25], [38.25, 30.5], [38.35, 30.75], [38.25, 31.0], [38.35, 31.25], [38.25, 31.5], [38.35, 31.75], [38.32, 31.82], [37.97, 31.97], [37.75, 32.5], [37.96, 33.0], [37.75, 33.5], [37.85, 33.75], [37.75, 34.0], [37.85, 34.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 10.124347632736828}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.332172683521087}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.78700731521809, 25.212022793269284, 25.927754594484327]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.67539356528505, 27.89258038262159, 29.52800281141191]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.288423082552452, 6.602559508355715, 7.105535459655091]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.089812653988702, 8.198018912088685, 10.124347632736828]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6092627928314562, 1.979617902986548, 2.1517751725181298]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.818335315828248, 2.4077149394576085, 3.1737960071183826]}}