{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:17.360867", "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": "2013-Aug-22_to_2013-Aug-25_311.0_-21.5"}, "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": 2013080002738}, "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": "August 22 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 25 2013"}, "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": 57404.65947537596}, "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": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "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": -21.5}, "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": 311.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "311.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 310.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 313.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -23.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -19.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-08-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-48.57, -22.07], [-49.0, -22.25], [-49.53, -22.03], [-49.75, -21.5], [-49.53, -20.97], [-49.0, -20.75], [-48.47, -20.97], [-48.25, -21.5], [-48.43, -21.93], [-48.0, -21.75], [-47.75, -21.85], [-47.5, -21.75], [-46.97, -21.97], [-46.75, -22.5], [-46.97, -23.03], [-47.32, -23.18], [-47.47, -23.53], [-48.0, -23.75], [-48.53, -23.53], [-48.75, -23.0], [-48.65, -22.75], [-48.75, -22.5], [-48.57, -22.07]]]]}, "2013-08-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-50.03, -21.47], [-49.68, -21.32], [-49.53, -20.97], [-49.12, -20.8], [-49.25, -20.5], [-49.15, -20.25], [-49.25, -20.0], [-49.03, -19.47], [-48.5, -19.25], [-47.97, -19.47], [-47.82, -19.82], [-47.47, -19.97], [-47.32, -20.32], [-46.97, -20.47], [-46.75, -21.0], [-46.87, -21.3], [-46.47, -21.47], [-46.25, -22.0], [-46.35, -22.25], [-46.25, -22.5], [-46.35, -22.75], [-46.25, -23.0], [-46.47, -23.53], [-47.0, -23.75], [-47.5, -23.54], [-48.0, -23.75], [-48.53, -23.53], [-48.75, -23.0], [-48.65, -22.75], [-48.68, -22.68], [-48.75, -22.65], [-48.82, -22.68], [-48.97, -23.03], [-49.5, -23.25], [-50.03, -23.03], [-50.25, -22.5], [-50.15, -22.25], [-50.25, -22.0], [-50.03, -21.47]]]]}, "2013-08-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-50.03, -21.47], [-49.68, -21.32], [-49.53, -20.97], [-49.12, -20.8], [-49.25, -20.5], [-49.15, -20.25], [-49.25, -20.0], [-49.03, -19.47], [-48.5, -19.25], [-47.97, -19.47], [-47.82, -19.82], [-47.47, -19.97], [-47.32, -20.32], [-46.97, -20.47], [-46.75, -21.0], [-46.87, -21.3], [-46.47, -21.47], [-46.25, -22.0], [-46.35, -22.25], [-46.25, -22.5], [-46.35, -22.75], [-46.25, -23.0], [-46.47, -23.53], [-47.0, -23.75], [-47.5, -23.54], [-48.0, -23.75], [-48.53, -23.53], [-48.75, -23.0], [-48.65, -22.75], [-48.68, -22.68], [-48.75, -22.65], [-48.82, -22.68], [-48.97, -23.03], [-49.5, -23.25], [-50.03, -23.03], [-50.25, -22.5], [-50.15, -22.25], [-50.25, -22.0], [-50.03, -21.47]]]]}, "2013-08-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-50.03, -21.47], [-49.68, -21.32], [-49.53, -20.97], [-49.12, -20.8], [-49.25, -20.5], [-49.15, -20.25], [-49.25, -20.0], [-49.03, -19.47], [-48.5, -19.25], [-47.97, -19.47], [-47.82, -19.82], [-47.47, -19.97], [-47.32, -20.32], [-46.97, -20.47], [-46.75, -21.0], [-46.87, -21.3], [-46.47, -21.47], [-46.25, -22.0], [-46.35, -22.25], [-46.25, -22.5], [-46.35, -22.75], [-46.25, -23.0], [-46.47, -23.53], [-47.0, -23.75], [-47.5, -23.54], [-48.0, -23.75], [-48.53, -23.53], [-48.75, -23.0], [-48.65, -22.75], [-48.68, -22.68], [-48.75, -22.65], [-48.82, -22.68], [-48.97, -23.03], [-49.5, -23.25], [-50.03, -23.03], [-50.25, -22.5], [-50.15, -22.25], [-50.25, -22.0], [-50.03, -21.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.972845057512302}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.3217347913041086}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.962492846818293, 24.890979664459564, 24.94366072806264, 24.97029058096598]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.94089516410986, 27.60410163423836, 27.824231902343683, 26.92393029501835]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.3067564949982113, 3.393737723014908, 3.3554290762055983, 3.219033233952999]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.7891578725925683, 4.819874004112023, 4.972845057512302, 3.918875736091138]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.376833232556086, 1.4800580097612006, 1.3982383216254863, 1.3057135875965318]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5347585325824007, 1.919057258870939, 1.872535188445791, 1.5250522864062337]}}