{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:50:06.582140", "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": "2012-Mar-27_to_2012-Mar-30_53.0_24.0"}, "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": 2012030002708}, "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": "March 27 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 30 2012"}, "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": 161412.72215856053}, "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": ["Oman", "Qatar", "Saudi Arabia", "United Arab Emirates"]}, "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": ["Persian Gulf"]}, "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": 24.0}, "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": 53.0}, "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": 48.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 56.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 20.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 25.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-03-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[54.0, 23.75], [54.25, 23.65], [54.32, 23.68], [54.47, 24.03], [55.0, 24.25], [55.53, 24.03], [55.75, 23.5], [55.65, 23.25], [55.75, 23.0], [55.53, 22.47], [55.18, 22.32], [55.03, 21.97], [54.5, 21.75], [54.25, 21.85], [54.0, 21.75], [53.75, 21.85], [53.5, 21.75], [52.97, 21.97], [52.75, 22.5], [52.97, 23.03], [53.32, 23.18], [53.47, 23.53], [54.0, 23.75]]]]}, "2012-03-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[48.47, 24.53], [49.0, 24.75], [49.25, 24.65], [49.32, 24.68], [49.47, 25.03], [50.0, 25.25], [50.25, 25.15], [50.32, 25.18], [50.35, 25.25], [50.25, 25.5], [50.47, 26.03], [51.0, 26.25], [51.25, 26.15], [51.5, 26.25], [52.03, 26.03], [52.25, 25.5], [52.15, 25.25], [52.25, 25.0], [52.13, 24.7], [52.25, 24.65], [52.5, 24.75], [52.75, 24.65], [53.0, 24.75], [53.25, 24.65], [53.5, 24.75], [53.75, 24.65], [53.82, 24.68], [53.97, 25.03], [54.32, 25.18], [54.47, 25.53], [54.82, 25.68], [54.97, 26.03], [55.5, 26.25], [56.03, 26.03], [56.25, 25.5], [56.15, 25.25], [56.18, 25.18], [56.53, 25.03], [56.75, 24.5], [56.53, 23.97], [56.18, 23.82], [56.03, 23.47], [55.68, 23.32], [55.65, 23.25], [55.75, 23.0], [55.53, 22.47], [55.18, 22.32], [55.03, 21.97], [54.5, 21.75], [54.25, 21.85], [54.18, 21.82], [54.03, 21.47], [53.68, 21.32], [53.53, 20.97], [53.0, 20.75], [52.75, 20.85], [52.68, 20.82], [52.53, 20.47], [52.0, 20.25], [51.47, 20.47], [51.25, 21.0], [51.47, 21.53], [51.82, 21.68], [51.85, 21.75], [51.75, 22.0], [51.85, 22.25], [51.82, 22.32], [51.47, 22.47], [51.32, 22.82], [50.97, 22.97], [50.82, 23.32], [50.75, 23.35], [50.68, 23.32], [50.53, 22.97], [50.0, 22.75], [49.75, 22.85], [49.5, 22.75], [49.25, 22.85], [49.0, 22.75], [48.47, 22.97], [48.25, 23.5], [48.35, 23.75], [48.25, 24.0], [48.47, 24.53]]]]}, "2012-03-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[48.47, 24.53], [49.0, 24.75], [49.25, 24.65], [49.32, 24.68], [49.47, 25.03], [50.0, 25.25], [50.25, 25.15], [50.32, 25.18], [50.35, 25.25], [50.25, 25.5], [50.47, 26.03], [51.0, 26.25], [51.25, 26.15], [51.5, 26.25], [52.03, 26.03], [52.25, 25.5], [52.15, 25.25], [52.25, 25.0], [52.13, 24.7], [52.25, 24.65], [52.5, 24.75], [52.75, 24.65], [53.0, 24.75], [53.25, 24.65], [53.5, 24.75], [53.75, 24.65], [53.82, 24.68], [53.97, 25.03], [54.32, 25.18], [54.47, 25.53], [54.82, 25.68], [54.97, 26.03], [55.5, 26.25], [56.03, 26.03], [56.25, 25.5], [56.15, 25.25], [56.18, 25.18], [56.53, 25.03], [56.75, 24.5], [56.53, 23.97], [56.18, 23.82], [56.03, 23.47], [55.68, 23.32], [55.65, 23.25], [55.75, 23.0], [55.53, 22.47], [55.18, 22.32], [55.03, 21.97], [54.5, 21.75], [54.25, 21.85], [54.18, 21.82], [54.03, 21.47], [53.68, 21.32], [53.53, 20.97], [53.0, 20.75], [52.75, 20.85], [52.68, 20.82], [52.53, 20.47], [52.0, 20.25], [51.47, 20.47], [51.25, 21.0], [51.47, 21.53], [51.82, 21.68], [51.85, 21.75], [51.75, 22.0], [51.85, 22.25], [51.82, 22.32], [51.47, 22.47], [51.32, 22.82], [50.97, 22.97], [50.82, 23.32], [50.75, 23.35], [50.68, 23.32], [50.53, 22.97], [50.0, 22.75], [49.75, 22.85], [49.5, 22.75], [49.25, 22.85], [49.0, 22.75], [48.47, 22.97], [48.25, 23.5], [48.35, 23.75], [48.25, 24.0], [48.47, 24.53]]]]}, "2012-03-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[48.47, 24.53], [49.0, 24.75], [49.25, 24.65], [49.32, 24.68], [49.47, 25.03], [50.0, 25.25], [50.25, 25.15], [50.32, 25.18], [50.35, 25.25], [50.25, 25.5], [50.47, 26.03], [51.0, 26.25], [51.25, 26.15], [51.5, 26.25], [52.03, 26.03], [52.25, 25.5], [52.15, 25.25], [52.25, 25.0], [52.13, 24.7], [52.25, 24.65], [52.5, 24.75], [52.75, 24.65], [53.0, 24.75], [53.25, 24.65], [53.5, 24.75], [53.75, 24.65], [53.82, 24.68], [53.97, 25.03], [54.32, 25.18], [54.47, 25.53], [54.82, 25.68], [54.97, 26.03], [55.5, 26.25], [56.03, 26.03], [56.25, 25.5], [56.15, 25.25], [56.18, 25.18], [56.53, 25.03], [56.75, 24.5], [56.53, 23.97], [56.18, 23.82], [56.03, 23.47], [55.68, 23.32], [55.53, 22.97], [55.18, 22.82], [55.03, 22.47], [54.68, 22.32], [54.53, 21.97], [54.18, 21.82], [54.03, 21.47], [53.68, 21.32], [53.53, 20.97], [53.0, 20.75], [52.75, 20.85], [52.68, 20.82], [52.53, 20.47], [52.0, 20.25], [51.47, 20.47], [51.25, 21.0], [51.47, 21.53], [51.82, 21.68], [51.85, 21.75], [51.75, 22.0], [51.85, 22.25], [51.82, 22.32], [51.47, 22.47], [51.32, 22.82], [50.97, 22.97], [50.82, 23.32], [50.75, 23.35], [50.68, 23.32], [50.53, 22.97], [50.0, 22.75], [49.75, 22.85], [49.5, 22.75], [49.25, 22.85], [49.0, 22.75], [48.47, 22.97], [48.25, 23.5], [48.35, 23.75], [48.25, 24.0], [48.47, 24.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 9.425462373319817}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.016051956386106}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.509526634807173, 31.34622800044224, 31.796076562480494, 30.662931820286587]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.880584064416382, 33.737112954341285, 33.66074025237924, 32.24258825409146]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.565605741381944, 6.36393875411544, 6.611167782138362, 5.22336057396025]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.702564394273168, 9.326702024348322, 9.425462373319817, 7.059507839350488]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3336495241447, 1.9332045931558663, 2.038109743891422, 1.6433819495698545]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3784579651820932, 2.7371452610734357, 2.8509377457597096, 2.226755656791613]}}