{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:48.427441", "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": "2010-May-26_to_2010-May-28_353.0_13.5"}, "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": 2010050002527}, "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 26 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 28 2010"}, "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": 63041.47114471141}, "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": ["Mali"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara", "Western-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": 13.5}, "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": 353.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "353.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 351.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 355.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 11.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 15.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-05-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-7.68, 14.68], [-7.53, 15.03], [-7.18, 15.18], [-7.03, 15.53], [-6.5, 15.75], [-6.25, 15.65], [-6.0, 15.75], [-5.47, 15.53], [-5.32, 15.18], [-5.25, 15.15], [-5.0, 15.25], [-4.47, 15.03], [-4.25, 14.5], [-4.47, 13.97], [-4.82, 13.82], [-4.97, 13.47], [-5.32, 13.32], [-5.35, 13.25], [-5.25, 13.0], [-5.35, 12.75], [-5.25, 12.5], [-5.47, 11.97], [-5.82, 11.82], [-5.97, 11.47], [-6.32, 11.32], [-6.47, 10.97], [-7.0, 10.75], [-7.53, 10.97], [-7.75, 11.5], [-7.53, 12.03], [-7.18, 12.18], [-7.03, 12.53], [-6.68, 12.68], [-6.65, 12.75], [-6.68, 12.82], [-6.75, 12.85], [-7.0, 12.75], [-7.25, 12.85], [-7.5, 12.75], [-7.75, 12.85], [-8.0, 12.75], [-8.53, 12.97], [-8.75, 13.5], [-8.53, 14.03], [-8.18, 14.18], [-8.03, 14.53], [-7.68, 14.68]]]]}, "2010-05-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-7.68, 14.68], [-7.53, 15.03], [-7.18, 15.18], [-7.03, 15.53], [-6.5, 15.75], [-6.25, 15.65], [-6.0, 15.75], [-5.47, 15.53], [-5.32, 15.18], [-5.25, 15.15], [-5.0, 15.25], [-4.47, 15.03], [-4.25, 14.5], [-4.47, 13.97], [-4.82, 13.82], [-4.97, 13.47], [-5.32, 13.32], [-5.35, 13.25], [-5.25, 13.0], [-5.35, 12.75], [-5.25, 12.5], [-5.47, 11.97], [-5.82, 11.82], [-5.97, 11.47], [-6.32, 11.32], [-6.47, 10.97], [-7.0, 10.75], [-7.53, 10.97], [-7.75, 11.5], [-7.53, 12.03], [-7.18, 12.18], [-7.03, 12.53], [-6.68, 12.68], [-6.65, 12.75], [-6.68, 12.82], [-6.75, 12.85], [-7.0, 12.75], [-7.25, 12.85], [-7.5, 12.75], [-7.75, 12.85], [-8.0, 12.75], [-8.53, 12.97], [-8.75, 13.5], [-8.53, 14.03], [-8.18, 14.18], [-8.03, 14.53], [-7.68, 14.68]]]]}, "2010-05-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-7.68, 14.68], [-7.53, 15.03], [-7.18, 15.18], [-7.03, 15.53], [-6.5, 15.75], [-6.25, 15.65], [-6.0, 15.75], [-5.47, 15.53], [-5.32, 15.18], [-5.25, 15.15], [-5.0, 15.25], [-4.47, 15.03], [-4.25, 14.5], [-4.47, 13.97], [-4.82, 13.82], [-4.97, 13.47], [-5.32, 13.32], [-5.35, 13.25], [-5.25, 13.0], [-5.35, 12.75], [-5.25, 12.5], [-5.47, 11.97], [-5.82, 11.82], [-5.97, 11.47], [-6.32, 11.32], [-6.47, 10.97], [-7.0, 10.75], [-7.53, 10.97], [-7.75, 11.5], [-7.53, 12.03], [-7.18, 12.18], [-7.03, 12.53], [-6.68, 12.68], [-6.65, 12.75], [-6.68, 12.82], [-6.75, 12.85], [-7.0, 12.75], [-7.25, 12.85], [-7.5, 12.75], [-7.75, 12.85], [-8.0, 12.75], [-8.53, 12.97], [-8.75, 13.5], [-8.53, 14.03], [-8.18, 14.18], [-8.03, 14.53], [-7.68, 14.68]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.4177587455839102}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.5756337074290987}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [35.96254806479277, 35.95370180422714, 35.943984647942955]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [37.822059496350164, 37.131203814239655, 37.649222002781414]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.4914094708261483, 2.5993515492017316, 2.6361401022594166]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.8751740790164035, 3.4177587455839102, 3.1625530095622025]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.462653547690761, 1.5253320456793864, 1.60229217352872]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.862332704081289, 1.968764195507859, 1.9252040828289152]}}